Sorry, but I think it is bad for an amp, and if it is the result of refusal to use NFB, that makes it a fashion statement and not a competent amp; not HIFI in the literal sense of the word.
Jan
I guess there is none... What Amplifier you are using as a reference PMA?
are there simulation software, which is able to create the distortion waveform character (fundamental notched out) at different frequencies (e. g. 100Hz-1KHz-10KHz-20KHz) in the kind of showed images in post #2 ? - go to
Choosing of best sounding OP AMPs for the lowest possible THD+N -really the best Way?
P.S.: very interesting PDF files are to find in post #82 under
https://www.diyaudio.com/forums/sol...ooks-overview-google-books-9.html#post6707846
Choosing of best sounding OP AMPs for the lowest possible THD+N -really the best Way?
P.S.: very interesting PDF files are to find in post #82 under
https://www.diyaudio.com/forums/sol...ooks-overview-google-books-9.html#post6707846