| Question about the headphone amplifier in tubed preamps | mulveling | 718 | 5 | |
| Would this work s a cheap way to experiment with room treatment? | ghdprentice | 704 | 6 | |
| Anotherspeaker placement question (distance measurements) | vair68robert | 1502 | 23 | |
| A free tweak revisited | eisen0169 | 3476 | 28 | |
| How long does it take a decent quality speaker to "wear out"? | sounds_real_audio | 5646 | 49 | |
| What does "balanced triodes" refer to as related to vacuum tubes? | knotscott | 4138 | 9 | |
| Still another question about biasing tube amps | immatthewj | 814 | 3 | |
| Amp biasing question | immatthewj | 1319 | 16 | |
| life span/failure rate of filter capacitors? | bigkidz | 3439 | 54 | |
| Does a brand new electrical circuit for audio gear benefit from burn in/break in time? | ieales | 1333 | 22 | |
| Another dedicated circuit question | ditusa | 2834 | 45 | |
| Listening chair height? | wspohn | 1216 | 17 | |
| It seems kind of ironic. | ebm | 1122 | 8 | |
| Is the Shuguang 5AR4 any good? | immatthewj | 2805 | 18 | |
| A quick question related to Amperex Bugle Boys | tomcy6 | 3058 | 14 | |
