| Tube amp power watts equivalent to Solid State? | unsound | 29181 | 52 | |
| Canbridge 640c/740c caps upgrades | | 2153 | 0 | |
| Mundorf SIO in my tube integrated | jimc555 | 2141 | 1 | |
| What's with 4 ohm speakers? | atmasphere | 27868 | 37 | |
| Speaker grills on or off? | dbphd | 13728 | 42 | |
| Better sounding after 1 hour | nonoise | 8562 | 22 | |
| Is the Harbeth M30.1 an upgrade from the C7ES? | ryder | 24185 | 9 | |
| Best 5751 tubes? | mikirob | 23214 | 3 | |
| Tweaking the caps of the Dared SL-2000A | audioman58 | 6123 | 5 | |
| 5751 for 12AT7 for Dared SL-2000A | jedinite24 | 3840 | 5 | |
| DARED SL-2000A caps? | | 2243 | 0 | |
| Imagine Mini vs Image B4 | johnnyb53 | 1966 | 1 | |
| Oppo BDP83SE vs Oppo BDP95 | larry7 | 5834 | 14 | |
| Brimar 4034 | | 2144 | 0 | |
| Impedance or sensitivity? | rrog | 4191 | 11 | |
