Discussions immatthewj has started

question about adapting 6SN7 to 6922411
6sn7 to 6922 adapter: good idea or bad idea?1144
What does the "high gain" option refer to when buying preamp tubes45810
Question about the headphone amplifier in tubed preamps4625
Would this work s a cheap way to experiment with room treatment?4806
Anotherspeaker placement question (distance measurements)99023
A free tweak revisited299628
How long does it take a decent quality speaker to "wear out"?511949
What does "balanced triodes" refer to as related to vacuum tubes?9409
Still another question about biasing tube amps4543
Amp biasing question86116
life span/failure rate of filter capacitors? 275054
Does a brand new electrical circuit for audio gear benefit from burn in/break in time?107222
Another dedicated circuit question225245
Listening chair height?87017