| question about adapting 6SN7 to 6922 | immatthewj | 41 | 1 | |
| 6sn7 to 6922 adapter: good idea or bad idea? | paulcreed | 114 | 4 | |
| What does the "high gain" option refer to when buying preamp tubes | ditusa | 458 | 10 | |
| Question about the headphone amplifier in tubed preamps | mulveling | 462 | 5 | |
| Would this work s a cheap way to experiment with room treatment? | ghdprentice | 480 | 6 | |
| Anotherspeaker placement question (distance measurements) | vair68robert | 990 | 23 | |
| A free tweak revisited | eisen0169 | 2996 | 28 | |
| How long does it take a decent quality speaker to "wear out"? | sounds_real_audio | 5119 | 49 | |
| What does "balanced triodes" refer to as related to vacuum tubes? | knotscott | 940 | 9 | |
| Still another question about biasing tube amps | immatthewj | 454 | 3 | |
| Amp biasing question | immatthewj | 861 | 16 | |
| life span/failure rate of filter capacitors? | bigkidz | 2750 | 54 | |
| Does a brand new electrical circuit for audio gear benefit from burn in/break in time? | ieales | 1072 | 22 | |
| Another dedicated circuit question | ditusa | 2252 | 45 | |
| Listening chair height? | wspohn | 870 | 17 | |
