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Spectrally Challenged - distortion spectra of audio power chips edit / delete

"This very interesting article by Ben Duncan appeared in the October 1993 issue of Electronics World + Wireless World magazine in the UK. In it, the author tests ten popular power amplifier chips and explains, amongst other things, how the distortion spectra are important in terms of sound quality." The LM386 is -- as expected -- terrible.

to amplifier audio distortion electronics harmonics ... on 31 March 2016