{"title":"Glass Audio Magazine","description":"\u003cspan\u003eArchive issues of the magazine title \"Glass Audio\"\u003c\/span\u003e","products":[{"product_id":"glass-audio-project-book-2002","title":"Glass Audio Projects: 17 Vacuum Tube Designs","description":"\u003cp\u003e\u003cspan\u003eCollection of never-before-published tube projects and articles containing parts lists, sources, construction details--everything you need to be able to construct these projects. An extensive resource section provides sources for the materials you need to build these and any tube audio projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eISBN: 978-1882580392\u003cbr\u003eSize: 8.5 x 11 inches\u003cbr\u003ePages: 60\u003c\/span\u003e\u003c\/p\u003e","brand":"KCK Media Corp.","offers":[{"title":"Default Title","offer_id":14963633684598,"sku":"AA-BKAA062","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/13083435985681308960652.gif?v=1545770528"},{"product_id":"glass-audio-1990-91-back-issues","title":"Glass Audio 1990\/91 Back Issues","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1990 and 1991 Issues of Glass Audio - in PDF format\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e4 Issues in Total - \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eLink emailed immediately upon purchase\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTable of Contents for each issue:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1990, Number 1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBruce Rozenblit - Build 70 Watts of McIntosh Power\u003c\/li\u003e\n\u003cli\u003eRobert Laats - Amplifier Loads For Testing\u003c\/li\u003e\n\u003cli\u003eDaniel Norman - Understanding Tube Phase Inverters\u003c\/li\u003e\n\u003cli\u003eDarla Davenport - Understanding Tube Phase Inverters\u003c\/li\u003e\n\u003cli\u003eDavid Davenport - KIT REPORT: Five Mods for the Dynaco ST 70\u003c\/li\u003e\n\u003cli\u003eKen Kessler - VALVE VIEW\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eCLASSIFIED\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1990, Number 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBruce Rozenblit - A Transformerless Output Amplifier\u003c\/li\u003e\n\u003cli\u003eWilliam J. Petrowsky - From Oscilloscope To Curve Tracer\u003c\/li\u003e\n\u003cli\u003eAndrew Neban - On Power Supplies\u003c\/li\u003e\n\u003cli\u003eBruce Rozenblit - Test Bench Power\u003c\/li\u003e\n\u003cli\u003eKevin Carter and David Davenport - KIT REPORT Senk Frontiers' SFM-75\u003c\/li\u003e\n\u003cli\u003eVic Richardson - Unveiling The Silver Seven, Carver's Monoblock Amp\u003c\/li\u003e\n\u003cli\u003eKen Kessler - VALVE VIEWS\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eVINTAGE GLASS\u003c\/li\u003e\n\u003cli\u003eAUDIO SHARDS\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eCLASSIFIED\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1991, Number 1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVictor Staggs and Chuck Crawford - Rebuilding Tube Amplifiers\u003c\/li\u003e\n\u003cli\u003eE.A. Barbour - Four-Input Stereo Line Mixer\u003c\/li\u003e\n\u003cli\u003eJames Lin - Improving Dyna's FM-3\u003c\/li\u003e\n\u003cli\u003eAlan Douglas - Tubes in Japan\u003c\/li\u003e\n\u003cli\u003eKen Kessler - VALVE VIEWS\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eCLASSICAL GLASS\u003c\/li\u003e\n\u003cli\u003eGLASS SHARDS\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eAD INDEX\u003c\/li\u003e\n\u003cli\u003eGLASS CASE\u003c\/li\u003e\n\u003cli\u003eCLASSIFIED\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1991, Number 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBruce Rozenblit - A Line Level Preamp\u003c\/li\u003e\n\u003cli\u003eEric Carmichel - The 6BX7 Amplifier\u003c\/li\u003e\n\u003cli\u003eHilary Parocki - Improving the Classic Tube Preamp\u003c\/li\u003e\n\u003cli\u003eEric Barbour - Testing Preamp Tubes for the Real World\u003c\/li\u003e\n\u003cli\u003eKen Kessler -VALVE VIEWS\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eAD INDEX\u003c\/li\u003e\n\u003cli\u003eGLASS CASE\u003c\/li\u003e\n\u003cli\u003eTHANKS FOR THE FLOOD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":15521483882614,"sku":"AA-GA9091PDF","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA-90-91-TOC.jpg?v=1764710850"},{"product_id":"glass-audio-1997-back-issues-on-cd","title":"Glass Audio 1997 Back Issues on CD","description":"\u003cspan\u003eThe entire year of issues in PDF format\u003c\/span\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":15521623703670,"sku":"AA-CDGA097","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/cdga97b.gif?v=1545770518"},{"product_id":"glass-audio-2000-back-issues-on-cd","title":"CD-Glass Audio 2000 Back Issues","description":"\u003cp\u003eThe entire year of issues in PDF format on CD\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSave time get instant access after purchasing, digital download - \u003ca href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\"\u003ehere\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":15521748713590,"sku":"AA-CDGA000","price":26.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/cdga00b.gif?v=1545770524"},{"product_id":"audioxpress-may-2018-pdf","title":"audioXpress May 2018 PDF","description":"\u003cp\u003e\u003cstrong\u003eVolume 49\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eIssue 5\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eMay 2018\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpFirst\"\u003eFrom the Editor's Desk: \"How We Began\", by J. Martins, p. 4\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eIt's About the Sound: Exploring Master Quality Authenticated (Part 1): Measuring the Difference, by Ron Tipton, p. 8\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eBack EMF Phase Relationships in Moving Coil Loudspeakers (Part 1): Identifying, Quantifying, and Modeling Back EMF, by Andy Lewis, p. 14\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eAcoustics in Performance, Review by J. Martins, p. 24\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eSchiit Audio’s High-Value Ideas, by Oliver A. Masciarotte, p. 26\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eTransformers for Tube Amplifiers (Part 1) - Transformer Basics, by Gerhard Haas, p. 32\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eDIY Tube Amplifier Heat Management Options, by Patrick Brunner, p. 42\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eTubeSociety 2A3-300B SE Amplifier Project (Part 2) - Saving the Best for Last, by Menno van der Veen, p. 46\u003c\/p\u003e\n\u003cp class=\"departmentsitemCxSpMiddle\"\u003eHollow-State Electronics: Comparing Output Waves of Tubes, FETs, and BJTs, by Richard Honeycutt, p. 58\u003cbr\u003e\u003cbr\u003e\u003cem\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. 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Koonce\u003c\/li\u003e\n\u003cli\u003eVisiting Thailand's DIY Tube Enthusiasts, By Karin Preeda\u003c\/li\u003e\n\u003cli\u003eThe Optimized SRPP Amp, Pt. 1, By Merlin Blencowe\u003c\/li\u003e\n\u003cli\u003eAmplifier Comparison using Oscilloscope Waveform Plots, By Kent Smith\u003c\/li\u003e\n\u003cli\u003eTDL Technology's Tuneable Rumble Filter, Reviewed by Don Walizer\u003c\/li\u003e\n\u003cli\u003eWe Interview Nelson Pass, By Jan Didden\u003c\/li\u003e\n\u003cli\u003eTrials of Finding the Music, By Barry Fox\u003c\/li\u003e\n\u003cli\u003eSuper Fidelity, By John Sunier\u003c\/li\u003e\n\u003cli\u003eAudio News\u003c\/li\u003e\n\u003cli\u003eClassifieds\u003c\/li\u003e\n\u003cli\u003eAd Index\u003c\/li\u003e\n\u003cli\u003eYard Sale\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":19422830297206,"sku":"AX-FI-2010-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AXCover_052010May_120x_207f4f08-7623-4473-85ef-4d07d2ea0970.jpg?v=1545769002"},{"product_id":"audioxpress-issue-may-2009","title":"audioXpress Issue May 2009","description":"Articles: Tube AMP Projects, Hum Buster Mike Solution, Build your Own Low-Cost DAC, Rock On with Big Output Speakers","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":19686664962166,"sku":"AX-FI-2009-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-2009-05_Page_01.jpg?v=1545768998"},{"product_id":"audioxpress-may-2019-pdf","title":"audioXpress May 2019 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description \"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eVolume 50\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eIssue 5\u003c\/strong\u003e\u003cbr\u003e\u003cb\u003eMay 2019\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFROM THE EDITOR’S DESK—More Tubes, More Sourcing Options, by J. Martins, p. 4\u003c\/li\u003e\n\u003cli\u003eSOUND CONTROL—Miking Instruments: A Few Techniques, by Richard Honeycutt, p. 8\u003c\/li\u003e\n\u003cli\u003eThe Nu:Tekt HA-K1 “Tube” Headphone Amplifier by Korg\/NuTube: Power, Psychology, and Distortion, by Erik Owen, p. 16\u003c\/li\u003e\n\u003cli\u003eRestoration and Revival of the McIntosh MC30 (Part 1): Rebuilding the MC30, by Bruce Brown, p. 24\u003c\/li\u003e\n\u003cli\u003eA Second Life for a Vintage Tube Amplifier, by Mark Driedger, p. 32\u003c\/li\u003e\n\u003cli\u003eBuild a Budget-Friendly High-Performance Valve Headphone Amplifier, by Bruce Heran, p. 36\u003c\/li\u003e\n\u003cli\u003eDesktop Vacuum Tube Headphone Amplifier, by Bill Reeve, p. 40\u003c\/li\u003e\n\u003cli\u003eAn Outrageous Mu Stage: An Update of My 1993 Mu Stage Design, by Alan Kimmel, p. 42\u003c\/li\u003e\n\u003cli\u003eQUESTIONS \u0026amp; ANSWERS—Experimentation Opened a Realm of Possibilities: Interview with Shannon Parks, Founder of Parks Audio, by Shannon Becker, p. 46\u003c\/li\u003e\n\u003cli\u003eSearching for a Unicorn (Part 1): Measuring Voltage Regulator Ripple Rejection, by Brian Lowe, p. 52\u003c\/li\u003e\n\u003cli\u003eHOLLOW-STATE ELECTRONICS—Square-Wave Testing, by Richard Honeycutt, p. 58\u003c\/li\u003e\n\u003cli\u003eARTICLE UPDATE—Corrections to the “Noise in Vacuum Tube Circuits” Article, by Richard Honeycutt, p. 64\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e   \u003cem\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":22512509878390,"sku":"AX-FI-2019-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-2019-05.jpg?v=1554821515"},{"product_id":"audioxpress-may-2020-pdf","title":"audioXpress May 2020 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cbr\u003e\n\u003cdiv class=\"product-description \"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eVolume 51\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eIssue 5\u003c\/strong\u003e\u003cbr\u003e\u003cb\u003eMay 2020\u003c\/b\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 1.4em;\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFROM THE EDITOR’S DESK—The Positivity of Tubes, by J. Martins, p. 4\u003c\/li\u003e\n\u003cli\u003eRødeTest FuzzMeasure Audio and Acoustic Measurement Software: A Classy “Swiss Army Knife” for Acoustic Measuring, by Luke McCready, p. 8\u003c\/li\u003e\n\u003cli\u003eStop Worrying About Coupling Capacitors, by Ethan Winer, p. 20\u003c\/li\u003e\n\u003cli\u003eAUDIO SCOPE—Noise Analysis for FDA-Based Audio ADC Drivers, \u003cbr\u003eby Michael Steffes, p. 30\u003c\/li\u003e\n\u003cli\u003eBuild This MoFo!, by Mike Rothacher, p. 34\u003c\/li\u003e\n\u003cli\u003eIn Memoriam of Gerhard Haas, p. 42\u003c\/li\u003e\n\u003cli\u003eRepurposing an Old Preamp for Line-Level Duty, by Bill Reeve, p. 44\u003c\/li\u003e\n\u003cli\u003eMini Blocks—Small Vacuum Tube Power Amplifiers: An Evolutionary Project Spanning 11 Years, by Bruce Heran, p. 50\u003c\/li\u003e\n\u003cli\u003ePowering Your Circuits (Part 4): AC Rectification and DC Power Regulation, \u003cbr\u003eby Ed Simon, p. 56\u003c\/li\u003e\n\u003cli\u003eHOLLOW-STATE ELECTRONICS—Adventures in Guitar Amplifier Repair, by Richard Honeycutt, p. 60\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e      \u003cem\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":33307434123401,"sku":"AX-FI-2020-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-2020-05.jpg?v=1586441032"},{"product_id":"audioxpress-may-2021-pdf","title":"audioXpress May 2021 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cbr\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eVolume 52\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eIssue 5\u003c\/strong\u003e\u003cbr\u003e\u003cb\u003eMay 2021\u003c\/b\u003e  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFROM THE EDITOR’S DESK—A New Window for Vacuum Tubes, \u003cbr\u003eby J. Martins, p. 4\u003c\/li\u003e\n\u003cli\u003eGLASS AUDIO—The Original Western Electric 300B Vacuum Tube: Now Shipping Worldwide, by Richard Honeycutt, p. 8\u003c\/li\u003e\n\u003cli\u003eGLASS AUDIO—Using Chaffee’s Method of Load Lines, by Scott Dorsey, p. 14\u003c\/li\u003e\n\u003cli\u003eGLASS AUDIO—Experimenting with Tube Sound, by Bill Reeve, p. 20\u003c\/li\u003e\n\u003cli\u003eGLASS AUDIO—The Cranberry: A Versatile Stereo Vacuum Tube Amplifier, \u003cbr\u003eby Bruce Heran, p. 26\u003c\/li\u003e\n\u003cli\u003eAUDIO SCOPE—Determining the Real Output Current for Op-Amps and Fully Differential Amplifiers, by Michael Steffes, p. 36\u003c\/li\u003e\n\u003cli\u003eMeasuring Vibration with Piezoelectric Sensors (Part 2): Design and Construction, by George Ntanavaras, p. 40\u003c\/li\u003e\n\u003cli\u003eNoise Is Everywhere—Even in MC Input Transformers (Part 1): A Special Survey for Skeptics, by Burkhard Vogel, p. 48\u003c\/li\u003e\n\u003cli\u003eThe Science and Physics of High-End Mic-Preamp Design (Part 4): Different Approaches, by Mike Meechan, p. 54\u003c\/li\u003e\n\u003cli\u003eHOLLOW-STATE ELECTRONICS—Vibrato and Tremolo, \u003cbr\u003eby Richard Honeycutt, p. 60 \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-size: 1.4em;\" data-mce-style=\"font-size: 1.4em;\"\u003e \u003c\/span\u003e       \u003cem\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":39719098089631,"sku":"AX-FI-2021-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-2021-05.jpg?v=1618234423"},{"product_id":"audioxpress-april-2022","title":"audioXpress May 2022 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp class=\"p5\"\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003eVolume 53\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eIssue 5\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eMay 2022\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eFROM THE EDITOR’S DESK—The End of Cheap Tubes, by J. Martins, p. 4\u003c\/li\u003e\n\u003cli\u003eMARKET UPDATE—The Enduring Appeal of Vinyl, by J. Martins, p. 8\u003c\/li\u003e\n\u003cli\u003eOrchard Audio Starkrimson Stereo Ultra: Pushing Power Amplifier Performance Boundaries, by Stuart Yaniger, p. 16\u003c\/li\u003e\n\u003cli\u003eBirds of a Feather: Western Electric’s New Production 300B, by Michael Boele, p. 22\u003c\/li\u003e\n\u003cli\u003eMeet the Pentriode, by Alan Kimmel, p. 38\u003c\/li\u003e\n\u003cli\u003eAdding Bluetooth to a Tube Amp, by Merlin Blencowe, p. 40\u003c\/li\u003e\n\u003cli\u003eSOUND CONTROL—Effect of Air Conditions on Sound Propagation, by Richard Honeycutt, p. 44\u003c\/li\u003e\n\u003cli\u003eAn Introduction to Testing Vacuum Tubes (Part 2): Choosing the Right Tube Tester, by Mark Driedger, p. 48\u003c\/li\u003e\n\u003cli\u003eBuilding a Guitar-Controlled Synthesizer: Frequency to Volts and Back, by Ethan Winer, p. 54\u003c\/li\u003e\n\u003cli\u003eHOLLOW-STATE ELECTRONICS—Graphical Analysis of Class-A Amplifiers: Developing a Love of Designing Hollow-State Electronics, by Richard Honeycutt, p. 62\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":42777337790678,"sku":"AX-FI-2022-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-2022-05.jpg?v=1649695330"},{"product_id":"audioxpress-may-2001-pdf","title":"audioXpress May 2001 PDF","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eaudioXpress May 2001\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEditorial: \"Is Music Property?\"\u003c\/li\u003e\n\u003cli\u003eAudio News\u003c\/li\u003e\n\u003cli\u003e\"The Virtual Crossover, Pt. 1\u003c\/li\u003e\n\u003cli\u003e\"A Hybrid Tube\/MOSFET SE Amp\"\u003c\/li\u003e\n\u003cli\u003e\"A Transient-Perfect Second-Order Passive Crossover\"\u003c\/li\u003e\n\u003cli\u003e\"A 211 SE Triode Amp\"\u003c\/li\u003e\n\u003cli\u003e\"Inductor Coupling\"\u003c\/li\u003e\n\u003cli\u003e\"Exploring the DAC Chip World\"\u003c\/li\u003e\n\u003cli\u003e\"Ribbons Made Easy\"\u003c\/li\u003e\n\u003cli\u003eProduct Review: Low Down Power, Pt. 1\u003c\/li\u003e\n\u003cli\u003eProduct Review: MJ Magazine's LP Test Disk 3\u003c\/li\u003e\n\u003cli\u003eXpress Mail\u003c\/li\u003e\n\u003cli\u003eNew Chips on the Block\u003c\/li\u003e\n\u003cli\u003eBook Review: National Semiconductor Audio\/Radio Handbook\u003c\/li\u003e\n\u003cli\u003eGlass Shard: \"Another Subminiature Preamp\"\u003c\/li\u003e\n\u003cli\u003eTest Tracks\u003c\/li\u003e\n\u003cli\u003eYard Sale\u003c\/li\u003e\n\u003cli\u003eVintage Glass: \"Marantz Preamp-Equalizer\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cem\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/em\u003e\u003c\/p\u003e","brand":"CC-Webshop","offers":[{"title":"Default Title","offer_id":43858987909334,"sku":"","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-05-2001.jpg?v=1670023007"},{"product_id":"audioxpress-may-2002-pdf","title":"audioXpress May 2002 PDF","description":"\u003cul\u003e\n\u003cli\u003eSpecial: \"What One Wants\", an Appreciation of Henry Kloss\u003c\/li\u003e\n\u003cli\u003e\"THOR: A D'Appolito Transmission Line\"\u003c\/li\u003e\n\u003cli\u003e\"The All-FET Line Amp\"\u003c\/li\u003e\n\u003cli\u003e\"A Practical Circlotron You Can Build\"\u003c\/li\u003e\n\u003cli\u003e\"The Infinite Box: Constructing a Subwoofer, Pt 2\"\u003c\/li\u003e\n\u003cli\u003e\"A Sensible McIntosh 225 Refurbish\"\u003c\/li\u003e\n\u003cli\u003e\"Moving-Coil Phono Cartridge Transformers\"\u003c\/li\u003e\n\u003cli\u003eProduct Review: GW Labs DSP\u003c\/li\u003e\n\u003cli\u003eXpress Mail\u003c\/li\u003e\n\u003cli\u003eClassifieds\u003c\/li\u003e\n\u003cli\u003eAd Index\u003c\/li\u003e\n\u003cli\u003eYard Sale\u003c\/li\u003e\n\u003cli\u003eWebsite Resources\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/em\u003e\u003c\/p\u003e","brand":"CC-Webshop","offers":[{"title":"Default Title","offer_id":43871084478678,"sku":"","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/AX-05-May-2002.jpg?v=1670457257"},{"product_id":"audioxpress-may-2023-pdf","title":"audioXpress May 2023 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003eVolume 54\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eIssue 5\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eMay 2023\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eFROM THE EDITOR’S DESK—Make It Worth It, by J. Martins, p. 4\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eThe Hypex NCORE NCx500 Amplifier Module: Doubling Down on a Flagship, by Stuart Yaniger, p. 8\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eLearning Audio Testing and Measurements, by Jan Didden, p. 18\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eThe Vanderveen Trans PP80 Valve Amplifier, by Menno van der Veen, p. 20\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eA (Z)OTL with 300Bs: Part 1 — The Makeover, by Thomas Perazella, p. 30\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eMyths in Tube Circuit Designs, by Peter Dieleman, p. 38\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eVintage Op-Amp Noise Simulation: Part 2 — Calculations and Noise Sources, by Burkhard Vogel, p. 44\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eMonoblock Power Amplifier with Precision Bias Control: Part 2 — Circuitry, Mechanical Design, and Measurements, by Bruce E. Gillingham, p. 50\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003ePower Transformer Parameters, Selection, and Testing: Part 7 — A Few Transformer Core Types and Their Advantages and Disadvantages, by Chuck Hansen, p. 59\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eHOLLOW-STATE ELECTRONICS—A Trip Down Memory Lane: Electric Guitar Amps, by Richard Honeycutt, p. 63\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e (A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":44133395595478,"sku":"AX-FI-2023-5","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/aX-052023-May.jpg?v=1681239855"},{"product_id":"audioxpress-may-2024-pdf","title":"audioXpress May 2024 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003eVolume 55\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eIssue 5\u003cbr data-mce-fragment=\"1\"\u003eMay 2024\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eFROM THE EDITOR’S DESK—No Truth. Just Joy, by J. Martins, p. 4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eThe TubeSociety 2022 OTL Hybrid Tube Amplifier, by Menno van der Veen, p. 8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eA Low-Feedback Triode Amplifier with Zero Output Impedance: Part 1—Introduction and Single-Ended Input Amplifier Design, by Tim Mellow and Pater Farrow, p. 16\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eTube Output Power: Determining Output Transformer Impedance for Maximum Output Power, by Rudolf Moers, p. 22\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eOptimizing Single-State Dual-Triode Totem Pole Drivers, by Christopher Paul, p. 20\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eSOUND CONTROL—Sustainable Acoustical Absorption, by Richard Honeycutt, p. 40\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003ePure Acourate Sound Project: Greater Than the Sum of Its Parts, by Rens Tellers and Jan Didden, p. 46\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eThe Neurochrome Story, by Tom Christiansen, p. 52\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eThe Open-Loop Complementary Follower and an Amplifying Stage, by Dimitri Danyuk, p. 56\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"departmentsitem\" style=\"margin: 0in; margin-bottom: .0001pt; mso-add-space: auto; text-indent: 0in; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Verdana',sans-serif; color: windowtext; font-weight: normal;\"\u003eA High-Performance 60-Watt Class A Amplifier: Part 2 —The Power Supply and Measurements, by Andrew C. Russell, p. 60\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\" data-mce-style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":45490364186838,"sku":"AX-FI-2024-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/aX-052024-May.jpg?v=1714658103"},{"product_id":"glass-audio-2000-back-issues-6-pdfs","title":"Glass Audio 2000 Back Issues (6) PDFs","description":"\u003cp\u003e\u003cspan\u003eThe entire year, 6 issues in PDF format. Downloadable upon purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 1\/2000\u003c\/strong\u003e\u003cbr\u003e“One More 91A” by Chris Wolf ....................p. 1\u003cbr\u003eGlass Case ........................p. 4\u003cbr\u003e“Amateuring: a Fresh Vision” editorial by Edward T. Dell, Jr. ..............p. 9\u003cbr\u003e“Berning ZH270 Power Amp, Part 1” by Charles Hansen ..........p. 22\u003cbr\u003e“A Universal Phase Splitter” by Ari Polisois ..................p. 32\u003cbr\u003e“Test Equipment for Amps” by Larry Lisle .................. p. 44\u003cbr\u003e“Designing Your Own Amplifier, Part 2,” Audio Classroom by Norman H. Crowhurst..p. 50\u003cbr\u003eLetters..............................p. 58\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003eBook Report, Fundamentals of Radio-Valve Technique reviewed by Barry Fox ....p. 66\u003cbr\u003eGlass Shard by Jerry Young................ p. 70\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 2\/2000\u003c\/strong\u003e\u003cbr\u003e“SV572-10 Single-Ended Triode Amp” by Marco Ferretti .............. p. 1\u003cbr\u003eGlass Case ........................p. 4\u003cbr\u003e“World Markets” editorial by Edward T. Dell, Jr. ..............p. 6\u003cbr\u003e“A Basic 50W Stereo System, Part 1” by Mike Gustafson ..........p. 24\u003cbr\u003e“Berning ZH270 Power Amp, Part 2” by Charles Hansen ..........p. 34\u003cbr\u003e“Designing Your Own Amp, Part 3,” Audio Classroom by Norman H. Crowhurst ..p. 48\u003cbr\u003e“Tubes in the Recording Studio” by Lynn Olson ..................p. 56\u003cbr\u003eLetters..............................p. 60\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index.......................... p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003e“Filter Enhanced Regulated Heater Supply,” Glass Shard by Michael Kornacker ......p. 68\u003cbr\u003e“Safe Transformer Sleuthing,” Glass Shard by Ted Roubal ..................p. 69\u003cbr\u003e“Cathode-Follower Circuit,” Vintage Glass by Philip Taylor ................p. 70\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 3\/2000\u003c\/strong\u003e\u003cbr\u003e“100W Triode Amplifier” by Joseph Norwood Still....p. 1\u003cbr\u003eGlass Case........................ p. 4\u003cbr\u003e“Gearing Up for Reviews” editorial by Edward T. Dell, Jr. ..............p. 6\u003cbr\u003e“The Future of Vacuum Tubes in Audio, Part 1” by Lynn Olson ..................p. 20\u003cbr\u003e“Basic 50W Stereo System, Part 2” by Mike Gustafson ..........p. 26\u003cbr\u003e“A Brief Tube-Manual Survey” by Larry Lisle....................p. 32\u003cbr\u003e“Designing Your Own Amp, Part 4A,” Audio Classroom by Norman H. Crowhurst ..p. 36\u003cbr\u003e“SRPP’s Harmonic Cancellation Capabilities” by Stefano Perugini..........p. 42\u003cbr\u003eKit Review, Wolze Hardware Phono Preamp reviewed by Eric Barbour ..p. 52\u003cbr\u003eBook Review, The Joy of Audio Electronics reviewed by Bill Chater ....p. 64\u003cbr\u003eBook Review, Getting the Most Out of Vacuum Tubes reviewed by Larry Lisle....p. 65\u003cbr\u003eGlassifieds ......................p. 68\u003cbr\u003eAd Index ..........................p. 68\u003cbr\u003eYard Sale ........................p. 69\u003cbr\u003e“Rectifier Tubes as Soft-Start Controls,” Glass Shard reviewed by Michael Kornacker..p. 70\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 4\/2000\u003c\/strong\u003e\u003cbr\u003e“An Affordable SE Triode Amp” by John Stewart ................p. 1\u003cbr\u003e“My Test Tracks” editorial by Edward T. Dell, Jr. ..............p. 6\u003cbr\u003e“The True Realism Preamplifier” by Robert ter Haar............p. 18\u003cbr\u003e“The Future of Vacuum Tubes in Audio, Part 2” by Lynn Olson ..................p. 26\u003cbr\u003eProduct Review, AE-3, reviewed by Charles Hansen ................p. 33\u003cbr\u003eListening Critique by Ken \u0026amp; Julie Ketler ......p. 35\u003cbr\u003eProduct Review, SET-300B reviewed by Charles Hansen....................p. 38\u003cbr\u003eListening Critique by Duncan \u0026amp; Nancy MacArthur ............p. 40\u003cbr\u003e“Basic 50W Stereo System, Part 3” by Mike Gustafson ..........p. 42\u003cbr\u003e“Designing Your Own Amp, Part 4B,” Audio Classroom by Norman H. Crowhurst....p. 52\u003cbr\u003eLetters..............................p. 58\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003e“Short Lead Fix,” Glass Shard by Markku Vuorensivu ....p. 67\u003cbr\u003eWeb Resources ..............p. 68\u003cbr\u003e“Acrosound Model Ultralinear II,” Vintage Glass courtesy of Lance Cochrane ..............p. 70\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 5\/2000\u003c\/strong\u003e\u003cbr\u003e“Paralleling Tube Effects” by Matt Kamna, Dave McDonald, \u0026amp; Ken Boehlke ..p. 1\u003cbr\u003ePublisher’s Announcement ..p. 6\u003cbr\u003e“A 20W $260 Amplifier” by Joseph Norwood Still ....p. 20\u003cbr\u003e“A Hybrid Amp Revisited” by Wim de Haan ..............p. 30\u003cbr\u003eProduct Review, AE-25 Super Amp reviewed by Charles Hansen ................p. 33\u003cbr\u003eListening Critique by Ken \u0026amp; Julie Ketler ......p. 35\u003cbr\u003eProduct Review, Kirksaeter’s SL-60 reviewed by Joseph D’Appolito............p. 36\u003cbr\u003eListening Critique by Dennis \u0026amp; Rita Colin ....p. 38\u003cbr\u003eProduct Review, Wheatfield Audio HA-2 Headphone Amp reviewed by Charles Hansen..p. 39\u003cbr\u003eListening Critique by Richard \u0026amp; Betty Jane Honeycutt ........................p. 41\u003cbr\u003e“An SE 6AS7G Design” by George J. David ..........p. 42\u003cbr\u003eProduct Review, 2A3 Sovteks reviewed by Charles Hansen ................p. 46\u003cbr\u003eLetters ............................p. 50\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003eBook Review, Valve Amplifiers reviewed by Larry Lisle....p. 66\u003cbr\u003eWeb Resources ..............p. 68\u003cbr\u003e“A Rozenblit Preamp,” Glass Shard by Fred Slaven ................ p. 70\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 6\/2000\u003c\/strong\u003e\u003cbr\u003e“SV300B SE Stereo Amp Using Plitron Toroidal Transformers” by Satoru Kobayashi......p. 1\u003cbr\u003e“The Power Line Interface” by Pete Millet....................p. 26\u003cbr\u003e“Designing Your Own Amp, Part 5,” Audio Classroom by Norman H. Crowhurst ..p. 30\u003cbr\u003eKit Review, The Assemblage DAC-2.6 and DAC-3.0 reviewed by Gary A. Galo ..p. 40\u003cbr\u003e“The Tradition: A Triode Odyssey” by István Béri ..................p. 48\u003cbr\u003eLetters..............................p. 58\u003cbr\u003e“Miniature Transformers As Chokes,” Glass Shard by Neal Haight..................p. 63\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003eBook Review, Practical Amplifier Diagrams reviewed by Larry Lisle....p. 66\u003cbr\u003eWebsite Resources ........p. 68\u003cbr\u003eTest Tracks by Jim Brauninger............p. 70\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46449631035606,"sku":"AA-PDFGA2000","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GlassAudio-2000-Covers.jpg?v=1736711189"},{"product_id":"glass-audio-2000-issue-1-of-6-pdf","title":"Glass Audio 2000 - Issue 1 (of 6)  PDF","description":"\u003cp\u003e\u003cstrong\u003eIssue 1 of Glass Audio 2000 - Downloadable upon purchase.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe full set of Glass Audio 2000 can be \u003ca rel=\"noopener\" href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\" target=\"_blank\"\u003efound here\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 1\/2000\u003c\/strong\u003e\u003cbr\u003e“One More 91A” by Chris Wolf ....................p. 1\u003cbr\u003eGlass Case ........................p. 4\u003cbr\u003e“Amateuring: a Fresh Vision” editorial by Edward T. Dell, Jr. ..............p. 9\u003cbr\u003e“Berning ZH270 Power Amp, Part 1” by Charles Hansen ..........p. 22\u003cbr\u003e“A Universal Phase Splitter” by Ari Polisois ..................p. 32\u003cbr\u003e“Test Equipment for Amps” by Larry Lisle .................. p. 44\u003cbr\u003e“Designing Your Own Amplifier, Part 2,” Audio Classroom by Norman H. Crowhurst..p. 50\u003cbr\u003eLetters..............................p. 58\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003eBook Report, Fundamentals of Radio-Valve Technique reviewed by Barry Fox ....p. 66\u003cbr\u003eGlass Shard by Jerry Young................ p. 70\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46453542584534,"sku":"AA-PDFGA1\/2000","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA1-2000-Cover.jpg?v=1736710600"},{"product_id":"glass-audio-2000-issue-2-of-6-pdf","title":"Glass Audio 2000 - Issue 2 (of 6)  PDF","description":"\u003cp\u003e\u003cstrong\u003eIssue 2 of Glass Audio 2000 - Downloadable upon purchase.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe full set of Class Audio 2000 can be \u003ca href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\" rel=\"noopener\" target=\"_blank\"\u003efound here\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 2\/2000\u003c\/strong\u003e\u003cbr\u003e“SV572-10 Single-Ended Triode Amp” by Marco Ferretti .............. p. 1\u003cbr\u003eGlass Case ........................p. 4\u003cbr\u003e“World Markets” editorial by Edward T. Dell, Jr. ..............p. 6\u003cbr\u003e“A Basic 50W Stereo System, Part 1” by Mike Gustafson ..........p. 24\u003cbr\u003e“Berning ZH270 Power Amp, Part 2” by Charles Hansen ..........p. 34\u003cbr\u003e“Designing Your Own Amp, Part 3,” Audio Classroom by Norman H. Crowhurst ..p. 48\u003cbr\u003e“Tubes in the Recording Studio” by Lynn Olson ..................p. 56\u003cbr\u003eLetters..............................p. 60\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index.......................... p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003e“Filter Enhanced Regulated Heater Supply,” Glass Shard by Michael Kornacker ......p. 68\u003cbr\u003e“Safe Transformer Sleuthing,” Glass Shard by Ted Roubal ..................p. 69\u003cbr\u003e“Cathode-Follower Circuit,” Vintage Glass by Philip Taylor ................p. 70\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46453546090710,"sku":"AA-PDFGA2\/2000","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA2-2000-Cover.jpg?v=1736710600"},{"product_id":"glass-audio-2000-issue-3-of-6-pdf","title":"Glass Audio 2000 - Issue 3 (of 6)  PDF","description":"\u003cp\u003e\u003cstrong\u003eIssue 3 of Glass Audio 2000 - Downloadable upon purchase.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe full set of Glass Audio 2000 can be \u003ca rel=\"noopener\" href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\" target=\"_blank\"\u003efound here\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 3\/2000\u003c\/strong\u003e\u003cbr\u003e“100W Triode Amplifier” by Joseph Norwood Still....p. 1\u003cbr\u003eGlass Case........................ p. 4\u003cbr\u003e“Gearing Up for Reviews” editorial by Edward T. Dell, Jr. ..............p. 6\u003cbr\u003e“The Future of Vacuum Tubes in Audio, Part 1” by Lynn Olson ..................p. 20\u003cbr\u003e“Basic 50W Stereo System, Part 2” by Mike Gustafson ..........p. 26\u003cbr\u003e“A Brief Tube-Manual Survey” by Larry Lisle....................p. 32\u003cbr\u003e“Designing Your Own Amp, Part 4A,” Audio Classroom by Norman H. Crowhurst ..p. 36\u003cbr\u003e“SRPP’s Harmonic Cancellation Capabilities” by Stefano Perugini..........p. 42\u003cbr\u003eKit Review, Wolze Hardware Phono Preamp reviewed by Eric Barbour ..p. 52\u003cbr\u003eBook Review, The Joy of Audio Electronics reviewed by Bill Chater ....p. 64\u003cbr\u003eBook Review, Getting the Most Out of Vacuum Tubes reviewed by Larry Lisle....p. 65\u003cbr\u003eGlassifieds ......................p. 68\u003cbr\u003eAd Index ..........................p. 68\u003cbr\u003eYard Sale ........................p. 69\u003cbr\u003e“Rectifier Tubes as Soft-Start Controls,” Glass Shard reviewed by Michael Kornacker..p. 70\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46453549367510,"sku":"AA-PDFGA3\/2000","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA3-2000-Cover.jpg?v=1736710869"},{"product_id":"glass-audio-2000-issue-4-of-6-pdf","title":"Glass Audio 2000 - Issue 4 (of 6)  PDF","description":"\u003cp\u003e\u003cstrong\u003eIssue 4 of Glass Audio 2000 - Downloadable upon purchase.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe full set of Glass Audio 2000 can be \u003ca href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\" rel=\"noopener\" target=\"_blank\"\u003efound here\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 4\/2000\u003c\/strong\u003e\u003cbr\u003e“An Affordable SE Triode Amp” by John Stewart ................p. 1\u003cbr\u003e“My Test Tracks” editorial by Edward T. Dell, Jr. ..............p. 6\u003cbr\u003e“The True Realism Preamplifier” by Robert ter Haar............p. 18\u003cbr\u003e“The Future of Vacuum Tubes in Audio, Part 2” by Lynn Olson ..................p. 26\u003cbr\u003eProduct Review, AE-3, reviewed by Charles Hansen ................p. 33\u003cbr\u003eListening Critique by Ken \u0026amp; Julie Ketler ......p. 35\u003cbr\u003eProduct Review, SET-300B reviewed by Charles Hansen....................p. 38\u003cbr\u003eListening Critique by Duncan \u0026amp; Nancy MacArthur ............p. 40\u003cbr\u003e“Basic 50W Stereo System, Part 3” by Mike Gustafson ..........p. 42\u003cbr\u003e“Designing Your Own Amp, Part 4B,” Audio Classroom by Norman H. Crowhurst....p. 52\u003cbr\u003eLetters..............................p. 58\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003e“Short Lead Fix,” Glass Shard by Markku Vuorensivu ....p. 67\u003cbr\u003eWeb Resources ..............p. 68\u003cbr\u003e“Acrosound Model Ultralinear II,” Vintage Glass courtesy of Lance Cochrane ..............p. 70\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46453549465814,"sku":"AA-PDFGA4\/2000","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA4-2000-Cover.jpg?v=1736711033"},{"product_id":"glass-audio-2000-issue-5-of-6-pdf","title":"Glass Audio 2000 - Issue 5 (of 6)  PDF","description":"\u003cp\u003e\u003cstrong\u003eIssue 5 of Glass Audio 2000 - Downloadable upon purchase.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe full set of Glass Audio 2000 can be \u003ca href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\" rel=\"noopener\" target=\"_blank\"\u003efound here\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 5\/2000\u003c\/strong\u003e\u003cbr\u003e“Paralleling Tube Effects” by Matt Kamna, Dave McDonald, \u0026amp; Ken Boehlke ..p. 1\u003cbr\u003ePublisher’s Announcement ..p. 6\u003cbr\u003e“A 20W $260 Amplifier” by Joseph Norwood Still ....p. 20\u003cbr\u003e“A Hybrid Amp Revisited” by Wim de Haan ..............p. 30\u003cbr\u003eProduct Review, AE-25 Super Amp reviewed by Charles Hansen ................p. 33\u003cbr\u003eListening Critique by Ken \u0026amp; Julie Ketler ......p. 35\u003cbr\u003eProduct Review, Kirksaeter’s SL-60 reviewed by Joseph D’Appolito............p. 36\u003cbr\u003eListening Critique by Dennis \u0026amp; Rita Colin ....p. 38\u003cbr\u003eProduct Review, Wheatfield Audio HA-2 Headphone Amp reviewed by Charles Hansen..p. 39\u003cbr\u003eListening Critique by Richard \u0026amp; Betty Jane Honeycutt ........................p. 41\u003cbr\u003e“An SE 6AS7G Design” by George J. David ..........p. 42\u003cbr\u003eProduct Review, 2A3 Sovteks reviewed by Charles Hansen ................p. 46\u003cbr\u003eLetters ............................p. 50\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003eBook Review, Valve Amplifiers reviewed by Larry Lisle....p. 66\u003cbr\u003eWeb Resources ..............p. 68\u003cbr\u003e“A Rozenblit Preamp,” Glass Shard by Fred Slaven ................ p. 70\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46453549793494,"sku":"AA-PDFGA5\/2000","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA5-2000-Cover.jpg?v=1736711099"},{"product_id":"glass-audio-2000-issue-6-of-6-pdf","title":"Glass Audio 2000 - Issue 6 (of 6)  PDF","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIssue 6 of Glass Audio 2000 - Downloadable upon purchase.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe full set of Glass Audio 2000 can be \u003ca href=\"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine\/products\/glass-audio-2000-back-issues-6-pdfs\" rel=\"noopener\" target=\"_blank\"\u003efound here\u003c\/a\u003e.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e_______\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eTABLE OF CONTENTS GLASS AUDIO 2000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIssue 6\/2000\u003c\/strong\u003e\u003cbr\u003e“SV300B SE Stereo Amp Using Plitron Toroidal Transformers” by Satoru Kobayashi......p. 1\u003cbr\u003e“The Power Line Interface” by Pete Millet....................p. 26\u003cbr\u003e“Designing Your Own Amp, Part 5,” Audio Classroom by Norman H. Crowhurst ..p. 30\u003cbr\u003eKit Review, The Assemblage DAC-2.6 and DAC-3.0 reviewed by Gary A. Galo ..p. 40\u003cbr\u003e“The Tradition: A Triode Odyssey” by István Béri ..................p. 48\u003cbr\u003eLetters..............................p. 58\u003cbr\u003e“Miniature Transformers As Chokes,” Glass Shard by Neal Haight..................p. 63\u003cbr\u003eGlassifieds ......................p. 64\u003cbr\u003eAd Index ..........................p. 64\u003cbr\u003eYard Sale ........................p. 65\u003cbr\u003eBook Review, Practical Amplifier Diagrams reviewed by Larry Lisle....p. 66\u003cbr\u003eWebsite Resources ........p. 68\u003cbr\u003eTest Tracks by Jim Brauninger............p. 70\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46453550088406,"sku":"AA-PDFGA6\/2000","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA6-2000-Cover.jpg?v=1736711189"},{"product_id":"glass-audio-back-issues-1989-94-96","title":"Glass Audio Back Issues  1989\/94\/96","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eGlass Audio Digital Archive - Years 1989, 1994 and 1996 (12 Issues in total)\u003c\/p\u003e\n\u003cp\u003eIssues may be downloaded as PDF files or viewed in the online flipbook.\u003cbr\u003eAvailable in 24-48 hrs after purchase. \u003cbr\u003e\u003cbr\u003eThe PDF files were created from black-and-white scans of the physical issues.\u003c\/p\u003e\n1989 - Two Issues, \u003cbr\u003e1994 - Four Issues\u003c\/div\u003e\n\u003cdiv class=\"product-description\"\u003e1996 - Six Issues\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-secondary\"\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\n\u003cbr\u003e\u003cstrong\u003e1989 - Issue 1\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“ST-70 With Solid-State Regulation” by Joe Curcio, page 1\u003cbr\u003e“UK Round-UP” by Ken Kessler, page 3\u003cbr\u003e“A Vacuum Tube Denon CD” by Richard Painter, page 15\u003cbr\u003e“Restore Your Scott Tuner” by Victor Staggs, page 20\u003cbr\u003eAsk GA, by Norman Crowhurst, page 24\u003cbr\u003eWorld Directory of Tube Electronics Manufacturers, page 27\u003cbr\u003eLetters, page 29\u003cbr\u003eClassifi ed, page 31\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1989 - Issue 2\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Soft Start for Tubes” by Roy Mottram, page 1\u003cbr\u003eValve Views by Ken Kessler, page 3\u003cbr\u003e“Rejuvenating Dyna’s Mark IV” by Paul Becker, page 8\u003cbr\u003e“Extending Tube Life” by Charles King, page 16\u003cbr\u003eWorld Tube Directory, page 20\u003cbr\u003e“Transformer Hunting” by Norman Crowhurst, page 24\u003cbr\u003eKit Report, ST-70 Mods, by Roy Mottram, page 26\u003cbr\u003eLetters, page 34\u003cbr\u003eGlass Case, page 44\u003cbr\u003eClassifi ed, page 45\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1994 - Issue 1\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Transformer Coupled WE-300B Single-Ended Amp” by Nobu Shishido, page 1\u003cbr\u003eValve Views, by Ken Kessler, page 3\u003cbr\u003eEditorial, “How We Began” by Edward T. Dell, Jr., page 4\u003cbr\u003e“A Tube DAC” by Norman Tracy, page 14\u003cbr\u003e“A Dual 1 + 1 Cascade Amplifier” by Eric Barbour, page 32\u003cbr\u003eAsk GA, \u003cbr\u003eby Eric Barbour, page 34\u003cbr\u003eKit Report, e\/j BLOOM’s IMagine™ Kit, reviewed by Fernando Garcia, page 36\u003cbr\u003eGlass Shards, page 42\u003cbr\u003eLetters, page 46\u003cbr\u003eClassifi eds, page 50\u003cbr\u003eAd Index, page 54\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1994 - Issue 2\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Cascode Construction” by Denzil Danner, page 1\u003cbr\u003eValve Views, by Ken Kessler, page 3\u003cbr\u003eEditorial, “Looking Backward \u0026amp; Forward” by Edward T. Dell, Jr., page 4\u003cbr\u003e“A New Dynaco PAS Upgrade” by Norman L. Koren, page 10\u003cbr\u003e“Amending Brian Lowe’s Servo \u003cbr\u003eBias System” by Andrew Nehan, page 22\u003cbr\u003e“Output Transformers, Pt 1” by James Moir, page 24\u003cbr\u003eAsk GA, \u003cbr\u003eby Eric Barbour, page 32\u003cbr\u003eGlass Shards, page 38\u003cbr\u003eLetters, page 40\u003cbr\u003eClassifi eds, page 49\u003cbr\u003eAd Index, page 53\u003cbr\u003eGlass Case, page 54\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1994 - Issue 3\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“A Purist Tube-Regulated Supply, Pt 1” by Douglas Cann, page 1\u003cbr\u003eGlass Case, page 3\u003cbr\u003e“An Amplifi er Soft-Starting Control” by Anthony Nash, page 14\u003cbr\u003e“Differential Series Feedback Pair” by Denzil Danner, page 18\u003cbr\u003e“Output Transformers, Pt 2” by James Moir, page 30\u003cbr\u003eAsk GA, by Bruce Rozenblit, page 38\u003cbr\u003eBook Report, Vintage Hi-Fi Spotter’s Guide, Volumes 1 \u0026amp; 2, reviewed by Eric Barbour, page 40\u003cbr\u003eLetters, page 43\u003cbr\u003eClassifi eds, page 51\u003cbr\u003eAd Index, page 54\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1994 - Issue 4\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Inside the Russian Tube Industry” by Eric Barbour, page 1\u003cbr\u003eValve Views, by Ken Kessler, page 3\u003cbr\u003e“A Headphone Helper” by Denzil Danner, page 12\u003cbr\u003e“Balance in Push-Pull Amplifiers” by Joseph Marshall, page 16\u003cbr\u003e“Rectifying Your Drivers” by Paul Becker, page 20\u003cbr\u003e“A Purist Tube-Regulated Supply, Pt 2” by Douglas Cann, page 22\u003cbr\u003eAsk GA, by Eric Barbour, page 28\u003cbr\u003eKit Report, Maplin Millennium 4-20 20W Valve Power Amplifier, reviewed by Kevin Carter \u0026amp; David Davenport, page 34\u003cbr\u003eGlass Shards, page 38\u003cbr\u003eVintage Glass, Heathkit Mono Preamplifier WA-P2, page 44\u003cbr\u003eLetters, page 45\u003cbr\u003eBook Report, Audio Anthology, Volume 5, reviewed by Gary A. Galo\u003cbr\u003eClassifi ed, page 58\u003cbr\u003eGlass Case, page 62\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1996- Issue 1\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“The Country Boy’s Capacitor Microphone” by David Royer, page 1\u003cbr\u003eGlass Case, page 4\u003cbr\u003e“Driving the 300B” by Reid Welch, page 16\u003cbr\u003e“Distortion in Tubes, Pt 2” by Rickard Berglund, page 22\u003cbr\u003e“ The Amplifi er Distortion Story, Pt 2” by Norman H. Crowhurst, page 26\u003cbr\u003e“Collecting Glass—an Overview” by Charles Ochs, page 34\u003cbr\u003eProduct Review, The BK Power Amps, reviewed by George Brooke, page 40 \u003cbr\u003eGlass Shard, “A Mu-Follower Driver for the 300B” by Rickard Berglund, page 47\u003cbr\u003eBook Reports, Digital Projects for Musicians, The Loudspeaker Design Cookbook, 5th edition, page 48\u003cbr\u003eV \u0026amp; T News, page 51\u003cbr\u003eLetters, page 52\u003cbr\u003eClassifi eds, page 60\u003cbr\u003eAd Index, page 61\u003cbr\u003eClubs, page 62\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1996 - Issue 2\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“A Single-Ended Pentode Amp” by Rickard Berglund, page 1\u003cbr\u003eGlass Case, page 6\u003cbr\u003e“In Search of the Perfect Tube” by David O’Rourke, page 12\u003cbr\u003e“We Talk with Dennis Had” by Richard Painter, page 34\u003cbr\u003e“A Differential Amp for Electret and Electrostatic Headphones” by Scott K. Reynolds, page 38\u003cbr\u003eAsk GA, page 44\u003cbr\u003eGlass Shards, “Power-Supply Project” by Paul Spiegel, page 50\u003cbr\u003eV \u0026amp; T News, page 54\u003cbr\u003e“Tube Families” by Charles Ochs, page 56\u003cbr\u003eLetters, page 58\u003cbr\u003eVintage Glass, Harman-Kardon \u003cbr\u003eCitation II schematic, page 66\u003cbr\u003eClassifi eds, page 67\u003cbr\u003eAd Index, page 68\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1996 - Issue 3\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Triode vs. Pentode: Which?” by Norman Crowhurst, page 1\u003cbr\u003eGlass Case, page 4\u003cbr\u003e“The Stereo Half-Watter” by Tom S. Jones, page 22\u003cbr\u003e“A Single-Ended SV811-10 Amp” by Eric Barbour, page 34\u003cbr\u003e“Dual Single-Ended Amplifier” by Graeme J. Cohen, page 42\u003cbr\u003e“EZ Start Power Controller” by Gary McClellan, page 54\u003cbr\u003eAsk GA, page 62\u003cbr\u003eGlass Shards, “Simple Class A Headphone Amp” by Adam Stouffer, page 64\u003cbr\u003eKit Report, Velleman 100W per Channel Stereo Valve Amp, reviewed by Charles Ochs, page 65\u003cbr\u003eLetters, page 69\u003cbr\u003eClassifi eds, page 75\u003cbr\u003eAd Index, page 76\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1996 - Issue 4\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Harmonic Cancellation Improves the SE Amplifi er” by Reid Welch, page 1\u003cbr\u003eGlass Case, page 4\u003cbr\u003e“A Tube Designator Glossary, Pt 1” by Matthew J. Cottrell, page 14\u003cbr\u003e“Yes, You Can Substitute for the 7591 Tube!” by Gary McClellan, page 22\u003cbr\u003e“Quality Testing for Audio Amplifiers” by Norman Crowhurst, page 30\u003cbr\u003e“Vacuum Tube Electronics: Part 1—The Classic Texts” by Scott Frankland, page 36\u003cbr\u003e“A Russian\/Western Tube Chart” by Andreas Schubert, page 44\u003cbr\u003e“Measuring Circuit Impedances” by Chris Paul, page 46\u003cbr\u003eKit Report, The Arion Adonis Amp Kit, reviewed by Paul Becker, page 56\u003cbr\u003eGlass Shards, “Modify Your 6BQ5 Power Amp, A Positive Feedback 100MA Regulator” by Rickard Berglund, page 64\u003cbr\u003eLetters, page 66\u003cbr\u003eAsk GA, page 72\u003cbr\u003eClassifi eds, page 75\u003cbr\u003eAd Index, page 76\u003cbr\u003eVintage Glass, Fisher Model 50-C Master Audio Control, page 78\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1996 - Issue 5\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“A 15W SE Power Amp with 6C33C-B” by Erno Borbely, page 1\u003cbr\u003eGlass Case, page 5\u003cbr\u003e“Improved Vacuum-Tube Models for SPICE Simulations” by Norman Koren, page 18\u003cbr\u003e“Direct-Coupled Mu Stage” by Alan Kimmel, page 30\u003cbr\u003e“World Class Fit and Finish” by Chris Wolf, page 36\u003cbr\u003e“Filament Power and Performance of the 2A3” by Donald S. Jenkins, page 42\u003cbr\u003e“Enhanced-Mode Operation” by Rickard Berglund, page 50\u003cbr\u003eAsk GA, page 54\u003cbr\u003eLetters, page 58\u003cbr\u003eClassifi eds, page 67\u003cbr\u003eAd Index, page 68\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e\u003cstrong\u003e1996 - Issue 6\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“KISMET: A Simple 2A3 SE Amp” by Fabio Camorani, page 1\u003cbr\u003eGlass Case, page 4\u003cbr\u003e“A Tube Designator Glossary, Pt 2” by Matthew J. Cottrell, page 16\u003cbr\u003e“A Triode Minimalist Crossover” by Richard Painter, page 22\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Vacuum Tube Electronics: Part 2—Specialized Titles” by Scott Franklin, page 26\u003c\/div\u003e\n\u003cdiv class=\"product-options clearfix\"\u003e“Ultra-Low Distortion Graphic Equalizer” by Rickard Berglund, page 40\u003cbr\u003e“The Search for Linearity—Pt 1” by Mark Kelly, page 42\u003cbr\u003e“A New Transmitting Tube Driver Stage” by Rickard Berglund, page 50\u003cbr\u003eBook Report, Audio Anthology, Volume Six, reviewed by Gary Galo, page 52\u003cbr\u003eAsk GA, page 56\u003cbr\u003eGlass Shards, “Triode-Loaded Pentode Input for SE Amps” by Rickard Berglund, page 60\u003cbr\u003eLetters, page 62\u003cbr\u003eAd Index, page 72\u003cbr\u003eShowcase, page 73\u003cbr\u003eClassifi eds, page 76\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46554302382294,"sku":"AA-CDGA946-D","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/products\/cdga946b.gif?v=1545770527"},{"product_id":"audioxpress-may-2025-pdf","title":"audioXpress May 2025 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003eIssue 5\u003cbr\u003eMay 2025\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eFROM THE EDITOR’S DESK—Learn About the Music You Like, by J. 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Please be sure to use a valid email address.)\u003c\/span\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":46725673418966,"sku":"AX-FI-2025-05","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/aX-052025-MayWEB.jpg?v=1744352592"},{"product_id":"glass-audio-1990-back-issue-1","title":"Glass Audio 1990 Issue 1 (of 2)","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1990 Issue 1 (of 2) of Glass Audio - in PDF format\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eLink emailed immediately upon purchase\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTable of Contents:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1990, Number 1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBruce Rozenblit - Build 70 Watts of McIntosh Power\u003c\/li\u003e\n\u003cli\u003eRobert Laats - Amplifier Loads For Testing\u003c\/li\u003e\n\u003cli\u003eDaniel Norman - Understanding Tube Phase Inverters\u003c\/li\u003e\n\u003cli\u003eDarla Davenport - Understanding Tube Phase Inverters\u003c\/li\u003e\n\u003cli\u003eDavid Davenport - KIT REPORT: Five Mods for the Dynaco ST 70\u003c\/li\u003e\n\u003cli\u003eKen Kessler - VALVE VIEW\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eCLASSIFIED\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":47552004456662,"sku":"AA-GA90-1PDF","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA-90-91-TOC.jpg?v=1764710850"},{"product_id":"glass-audio-1990-back-issue-2","title":"Glass Audio 1990 Issue 2 (of 2)","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1990 Issue 2 (of 2) of Glass Audio - in PDF format\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eLink emailed immediately upon purchase\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTable of Contents:\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1990, Number 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBruce Rozenblit - A Transformerless Output Amplifier\u003c\/li\u003e\n\u003cli\u003eWilliam J. Petrowsky - From Oscilloscope To Curve Tracer\u003c\/li\u003e\n\u003cli\u003eAndrew Neban - On Power Supplies\u003c\/li\u003e\n\u003cli\u003eBruce Rozenblit - Test Bench Power\u003c\/li\u003e\n\u003cli\u003eKevin Carter and David Davenport - KIT REPORT Senk Frontiers' SFM-75\u003c\/li\u003e\n\u003cli\u003eVic Richardson - Unveiling The Silver Seven, Carver's Monoblock Amp\u003c\/li\u003e\n\u003cli\u003eKen Kessler - VALVE VIEWS\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eVINTAGE GLASS\u003c\/li\u003e\n\u003cli\u003eAUDIO SHARDS\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eCLASSIFIED\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":47552004849878,"sku":"AA-GA90-2PDF","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA-90-91-TOC.jpg?v=1764710850"},{"product_id":"glass-audio-1991-back-issue-1","title":"Glass Audio 1991 Issue 1 (of 2)","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1991 Issue 1 (of 2) of Glass Audio - in PDF format\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eLink emailed immediately upon purchase\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTable of Contents:\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1991, Number 1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVictor Staggs and Chuck Crawford - Rebuilding Tube Amplifiers\u003c\/li\u003e\n\u003cli\u003eE.A. Barbour - Four-Input Stereo Line Mixer\u003c\/li\u003e\n\u003cli\u003eJames Lin - Improving Dyna's FM-3\u003c\/li\u003e\n\u003cli\u003eAlan Douglas - Tubes in Japan\u003c\/li\u003e\n\u003cli\u003eKen Kessler - VALVE VIEWS\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eCLASSICAL GLASS\u003c\/li\u003e\n\u003cli\u003eGLASS SHARDS\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eAD INDEX\u003c\/li\u003e\n\u003cli\u003eGLASS CASE\u003c\/li\u003e\n\u003cli\u003eCLASSIFIED\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":47552005243094,"sku":"AA-GA91-1PDF","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA-90-91-TOC.jpg?v=1764710850"},{"product_id":"glass-audio-1991-back-issue-2","title":"Glass Audio 1991 Issue 2 (of 2)","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1991 Issue 2 (of 2) of Glass Audio - in PDF format\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eLink emailed immediately upon purchase\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTable of Contents:\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1991, Number 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBruce Rozenblit - A Line Level Preamp\u003c\/li\u003e\n\u003cli\u003eEric Carmichel - The 6BX7 Amplifier\u003c\/li\u003e\n\u003cli\u003eHilary Parocki - Improving the Classic Tube Preamp\u003c\/li\u003e\n\u003cli\u003eEric Barbour - Testing Preamp Tubes for the Real World\u003c\/li\u003e\n\u003cli\u003eKen Kessler -VALVE VIEWS\u003c\/li\u003e\n\u003cli\u003eTUBE DIRECTORY\u003c\/li\u003e\n\u003cli\u003eLETTERS\u003c\/li\u003e\n\u003cli\u003eAD INDEX\u003c\/li\u003e\n\u003cli\u003eGLASS CASE\u003c\/li\u003e\n\u003cli\u003eTHANKS FOR THE FLOOD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":47552005538006,"sku":"AA-GA91-2PDF","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA-90-91-TOC.jpg?v=1764710850"},{"product_id":"audioxpress-may-2026-pdf","title":"audioXpress May 2026 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eIssue 5\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eMay 2026\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFROM THE EDITOR’S DESK—Hear No Evil, by J. Martins, p. 4\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigning the Dynaco ST-70 Series 3 Vacuum Tube Audio Power Amplifier, by Dan Fraser, p. 8\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe Yin \u0026amp; Yang Circuit, by Geert Oyen, p. 14\u003cbr\u003eStabilizing Tube Feedback Amplifiers Without Much Math: Part 1—Diagnostic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrinciples, by Merlin Blencowe, p. 22\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRediscovering the EF184: A Surprising MM RIAA Preamplifier, by Zoran Dukick, p. 30\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilding a KT170 Class-A Amplifier, by James Skov, p. 36\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThoughts on Igor Popovich’s Audiophile Vacuum Tube Amplifiers Books, by Mark Driedger, p. 44\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRevisiting an Elegant Idea: The Augmented Follower, by Dimitri Danyuk, p. 48\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNew Expressions for First-Order Filter Phase Response and Group Delay: Part 2—Deriving Responses and Group Delays, by Barak Shpiez, p. 54\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHOLLOW-STATE ELECTRONICS—Hermon Hosmer Scott: A Visionary, Engineer, and Entrepreneur, by Richard Honeycutt, p.63\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e(A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.)\u003c\/span\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":48105653567702,"sku":"AX-FI-2026-5","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/aX-052026-MayWEB_d2f0b39e-fa9b-4674-a646-f101b5f4ae95.jpg?v=1776156771"},{"product_id":"audioxpress-june-2026-pdf","title":"audioXpress June 2026 PDF","description":"\u003cdiv class=\"product-primary\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eIssue 6\u003cbr\u003e\u003c\/b\u003e\u003cb\u003eJune 2026\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qsc-html-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eFROM THE EDITOR’S DESK—A Curated Listening Experience, by J. 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Please be sure to use a valid email address.)\u003c\/span\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":48243544981718,"sku":"AX-FI-2026-6","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/AX-062026-JuneWEB.jpg?v=1778564588"}],"url":"https:\/\/cc-webshop.com\/collections\/glass-audio-magazine.oembed?page=2","provider":"CC-Webshop","version":"1.0","type":"link"}