[Keri Szafir] is no exception, and she’s produced a stereo tube amp with a few modern features. Electrically it’s a relatively conventional single-ended design using a double triode and a ...
After a brief review of the history of the K2-W vacuum-tube op amp, an LTspice model is used to create its schematic in ...
There’s a mystique among both audiophiles and musicians about vacuum technology, thus having a tube amp still ... conventional single-ended one with a two stage double triode preamp and a ...