Power Amplifiers
Designing a power amplifier is always a demanding but usually revealing and rewarding task. Here some info on this topic from my side.
Comments on Audio Power Amplifier Design Handbook by Douglas Self
audio_power_amp_design_comments.pdf
Douglas Selfs writing on power amplifiers is most concise, very systematic and without any doubt a must-read for anyone interested in this topic. In this paper I do present a couple of complementing and contrasting thoughts on the 5th edition of the book.
Talkback-Loudspeaker Amplifier
Mic in, line in and power amplifier. 100 VA mains transformer recommended.
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The designs described on these pages are not commercial in any way. This means that I do not sell PCBs, kits, or anything like that. It also means that any for-profit use of the information on these pages is strictly prohibited—you may not sell PCBs, kits (neither partial, nor complete) or finished (or unfinished) units of the designs on this site, without the express written consent of Samuel Groner/SG-Acoustics.
Disclaimer
Notice that all information, schematics, layouts etc. are supplied as is, and that I can in no way be held responsible for its accurateness, functionality or even safety. Samuel Groner/SG-Acoustics shall not be responsible and disclaims all liability for any loss, liability, damage (whether direct or consequential) or expense of any nature whatsoever, which may be suffered as a result of, or which may be attributable, directly or indirectly, to the use of or reliance upon any information, links or service provided through this website.