{"product_id":"audio-amateur-4-1977-pdf","title":"Audio Amateur 4\/1977 PDF","description":"\u003cp\u003e\u003cstrong\u003eAudio Amateur 4\/1977 PDF -\u003c\/strong\u003e Issue is in black \u0026amp; white\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eScan of printed copy, PDF download immediately upon purchase\u003c\/p\u003e\n\u003cp\u003eThe 1977 issue 4 of \u003cem\u003eThe Audio Amateur\u003c\/em\u003e concludes the year with a powerful mix of vintage restoration, precision testing, and groundbreaking research into what makes audio truly sound \"good.\" Here are the highlights to entice your inner audio engineer:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Research Remakes the Dynaco Stereo 70\u003c\/strong\u003e: Witness the transformation of a classic. William Z. Johnson of Audio Research takes the venerable Dyna ST-70 and reimagines it with a sophisticated, highly regulated circuit design. This article provides the complete technical details to turn a budget legend into a \"state-of-the-art\" contender,,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlewing Induced Distortion (SID): The Listening Tests\u003c\/strong\u003e: In the definitive conclusion to his landmark series, Walt Jung puts his measurements to the \"acid test.\" Through rigorous subjective listening evaluations, learn exactly how different levels of SID manifest as audible grit or a loss of \"sweetness\" in your music,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e111dB’s Around the Workshop\u003c\/strong\u003e: Precision is key to a great build. Frederick Gloeckler details how to construct a Constant Resistance Decade Attenuator (CRDA). This professional-grade tool allows you to measure gain and frequency response with a resolution of 0.1dB, far surpassing standard amateur gear,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Super Buff: Mating Hostile Impedances\u003c\/strong\u003e: Stop your tape recorder from \"sucking the life\" out of your preamp. Walter Morrey introduces a high-performance buffer circuit designed to isolate your signal path from the loading effects of recording equipment, preserving high-frequency clarity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Gately Micromixer: Part 2\u003c\/strong\u003e: Continue your journey into professional-grade recording. This second installment provides the full-size guides and wiring diagrams for the stereo output module of the 16-in, 2-out modular mixing console,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEditorial: The Decline and Fall of FM\u003c\/strong\u003e: A veteran engineer provides a sobering look at how commercial interests and signal processing \"gimmicks\" have degraded the once-pristine medium of FM broadcasting. Learn why the \"good stuff\" is getting harder to find on the airwaves,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Report: Heath’s IM 5248 IM Analyzer\u003c\/strong\u003e: Get the expert verdict on Heath's latest intermodulation distortion analyzer. This report evaluates whether this $170 kit can provide the laboratory-grade accuracy needed for serious equipment design and troubleshooting,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Aids\u003c\/strong\u003e: This issue is packed with clever reader hacks, including a DIY \u003cstrong\u003etape deck switching circuit\u003c\/strong\u003e, instructions for \u003cstrong\u003eadding 78 RPM capability\u003c\/strong\u003e to Technics turntables, and tips for \u003cstrong\u003eimproving capacitor fidelity\u003c\/strong\u003e,.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClassic Circuitry: The Audio Research D-76A\u003c\/strong\u003e: Study the engineering of a modern masterpiece. This issue features the full, detailed schematic for the legendary D-76A amplifier, offering a fascinating look at professional-grade tube design.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eTable of Contents\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEditorial\u003c\/strong\u003e: The Decline and Fall of FM by Roy H. Trumbull ..................................................... \u003cstrong\u003e3\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Research Remakes Dynaco's Stereo 70\u003c\/strong\u003e: by Edward T. Dell, Jr. ............................... \u003cstrong\u003e4\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e111dB’s Around the workshop\u003c\/strong\u003e: by Frederick M. Gloeckler, Jr. .......................................... \u003cstrong\u003e12\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Super Buff: mating hostile impedances\u003c\/strong\u003e: by Walter Morrey ..................................... \u003cstrong\u003e18\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlewing induced distortion in audio amplifiers Part IV: listening tests at last\u003c\/strong\u003e: by Walter G. Jung ........................................................................................................................ \u003cstrong\u003e22\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Gately Micromixer: Part 2\u003c\/strong\u003e: by Edward J. Gately ......................................................... \u003cstrong\u003e30\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Report: Heath's IM 5248 Intermodulation Distortion Analyzer\u003c\/strong\u003e: by Frederick M. Gloeckler, Jr. .......................................................................................................... \u003cstrong\u003e38\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Aids\u003c\/strong\u003e: by readers Carlstrom, Shults, Sellman, Marsh and Merrick .......................... \u003cstrong\u003e44\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLETTERS\u003c\/strong\u003e ..................................................................................................................................... \u003cstrong\u003e51\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCLASSIFIED\u003c\/strong\u003e ................................................................................................................................ \u003cstrong\u003e57\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCORRECTIONS\u003c\/strong\u003e .......................................................................................................................... \u003cstrong\u003e51\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAD INDEX\u003c\/strong\u003e ................................................................................................................................... \u003cstrong\u003e62\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CC-Webshop","offers":[{"title":"Default Title","offer_id":48321527087318,"sku":"AA-4-1977","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/5013\/7974\/files\/77_04_cover.jpg?v=1780523304","url":"https:\/\/cc-webshop.com\/products\/audio-amateur-4-1977-pdf","provider":"CC-Webshop","version":"1.0","type":"link"}