{"product_id":"glass-audio-1997-issue-3-of-6","title":"Glass Audio 1997 Issue 3 (of 6)","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1997 Issue 3 (of 6) 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\u003cdiv class=\"paragraph normal ng-star-inserted\"\u003e\n\u003cspan class=\"ng-star-inserted\"\u003eDiscover the secrets of \"mysterious\" Japanese audio design and master the technical nuances of single-ended performance with \u003c\/span\u003e\u003cb class=\"ng-star-inserted\"\u003eVolume 9, Number 3 of \u003c\/b\u003e\u003cb class=\"italic ng-star-inserted\"\u003eGlass Audio\u003c\/b\u003e\u003cb class=\"ng-star-inserted\"\u003e (1997)\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e. This issue features groundbreaking revisited designs, essential measurement studies, and projects for every skill level:\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul class=\"ng-star-inserted\"\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eTransformer-Coupled SE Amp Revisited\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – Return to the source of the American single-ended revolution. Renowned designer Nobu Shishido revisits his groundbreaking 1994 work with an improved circuit that eliminates coupling capacitors and introduces lower-cost transformer alternatives from Japan, proving that \"empirical\" design can lead to sonic perfection\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"citation-marker\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eOptimizing the 2A3 Performance\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – Master the iconic 2A3 triode through real-time spectral analysis. Donald Jenkins reveals an elaborate procedure for finding the exact \"dynamic\" operating point required to achieve absolute minimum distortion, proving that even legendary vintage tubes have hidden performance depths\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"citation-marker\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eSimple Gain Circuits\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – Build your technical foundation with an exclusive excerpt from Bruce Rozenblit’s \u003c\/span\u003e\u003ci class=\"ng-star-inserted\"\u003eBeginner’s Guide to Tube Audio Design\u003c\/i\u003e\u003cspan class=\"ng-star-inserted\"\u003e. This guide demystifies the design process for triode and pentode voltage amplifiers, helping you navigate the critical trade-offs between gain, bandwidth, and impedance\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"citation-marker\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eA Battery Tube Hi-Fi Amplifier\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – High performance doesn't have to mean high voltage. Larry Lisle presents a safe, battery-powered SE project that eliminates hum and noise while delivering \"first-class\" triode sound with less than 1% distortion—the ideal starting point for the \"squeamish\" novice\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"citation-marker\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eSE Amplifier Output Impedance\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – Solve the mystery of why single-ended amps sound so remarkably natural. Eduardo de Lima explores the complex interface between high output impedance and loudspeakers, revealing how this unique \"modulation\" of the frequency response can actually enhance midrange transparency\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"citation-marker\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eGlass Shard: Transformer Phase Inverter\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – Stop front-end oscillations before they start. Chris Wolf shares a clever \"cost-be-damned\" solution using an interstage transformer to replace problematic split-load phase inverters in high-power triode projects\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"citation-marker\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"paragraph list-item normal ng-star-inserted\"\u003e\n\u003cb class=\"ng-star-inserted\"\u003eVintage Glass: Eico HF20 Amplifier\u003c\/b\u003e\u003cspan class=\"ng-star-inserted\"\u003e – Take a deep dive into the architecture of a golden-era classic. This issue includes a comprehensive schematic and detailed parts list for the venerable Eico HF20\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e\u003cbutton class=\"xap-inline-dialog citation-marker ng-star-inserted\"\u003e\u003c\/button\u003e\u003c\/span\u003e\u003cspan class=\"ng-star-inserted\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"paragraph heading3 ng-star-inserted\" role=\"heading\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eCONTENTS\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eVolume 9, Number 3 (1997)\u003c\/b\u003e\u003c\/div\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003cth class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eArticle\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003cth class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eAuthor(s)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003cth class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003ePage\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eTransformer-Coupled SE Amp Revisited\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eNobu K. Shishido\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e1\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eOptimizing the 2A3 Performance\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eDonald Jenkins\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e22\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eSimple Gain Circuits\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eBruce Rozenblit\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e30\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eA Battery Tube Hi-Fi Amplifier\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eLarry Lisle\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e38\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eSE Amplifier Output Impedance\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eEduardo B. E. de Lima\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e42\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eAsk GA\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e—\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e50\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eLetters\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e—\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e54\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eClassifieds\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e—\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e64\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eAd Index\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e—\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e64\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eGlass Shard: Transformer Phase Inverter\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003eChris Wolf\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e68\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ng-star-inserted\"\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cb class=\"ng-star-inserted\"\u003eVintage Glass: Eico HF20 Amplifier\u003c\/b\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e—\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd class=\"ng-star-inserted\"\u003e\n\u003cdiv class=\"paragraph table-paragraph normal ng-star-inserted\"\u003e\u003cspan class=\"ng-star-inserted\"\u003e69\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"audioXpress","offers":[{"title":"Default Title","offer_id":48377495847126,"sku":"AA-GA97-3PDF","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/GA-1997-Issue3-infographic..png?v=1783548621","url":"https:\/\/cc-webshop.com\/products\/glass-audio-1997-issue-3-of-6","provider":"CC-Webshop","version":"1.0","type":"link"}