This is not a DIY book with ready-made electron tube amplifier designs which one can copy, paste and eventually edit into a practical construction. No fancy tone control designs and esoteric RIAA filt…
( read original story …)
This is not a DIY book with ready-made electron tube amplifier designs which one can copy, paste and eventually edit into a practical construction. No fancy tone control designs and esoteric RIAA filt…
( read original story …)