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Tag: Andrew C Russell
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Why I Design Current Feedback Amplifiers
A considerable amount has been written about voltage feedback amplifiers (VFA) over the years, but comparatively little attention has been paid to current feedback (CFA) types. Both Robert Cordell and Douglas Self focus almost exclusively on VFAs, with little to no in-depth analysis or consideration of CFAs as viable alternatives to the prevailing VFA-dominated linear…
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The ax-Amplifier: A Very High-Performance 60W RMS Class A Amplifier featuring AFEC
Parts 1 and 2 of the ax-Amplifier were published in the April and May 2024 issues of US based audioXpress magazine. Part 1 – The ax-Amplifier Part 2 – The ax-Amplifier Click on the link to get the supplementary data (BOM etc) from audioXpress Click this link to order 2 off ax- Amplifier PCB’s https://hifisonix.com/shop/2-off-ax-amplifier-module-pcb/…