| Speakers for Heavy Metal | zamdrang | 9929 | 19 | |
| Tube preamp for Pass Labs x150.5 Amp | oblgny | 6276 | 10 | |
| Upgradying Tube Preamp | jmcgrogan2 | 6180 | 15 | |
| Metrum Hex vs Metrum Octave | mitch2 | 8353 | 4 | |
| Upgrading Odyssey audio Khartago | linaeum66 | 6931 | 4 | |
| Power Cables diminishing returns | rikkipuu | 23084 | 80 | |
| PS audio Perfect Wave DAC MKII or Metrum Octave | knghifi | 9189 | 10 | |
| Solid state amp around 2000-2500 used or new | edwyun | 10014 | 26 | |
| rewiring preamp will it work | peter_s | 4657 | 14 | |
| Audiophilleo vs Empirical audio offramp | phusis | 27535 | 13 | |
| Uprgrading my Metrum Octave DAC | lewinskih01 | 21219 | 23 | |
| Metrum octave vs new Rega DAC vs Eastern electric | cayin55t | 9509 | 11 | |
| Tube preamp | mechans | 5360 | 7 | |
| Best floorstanding speakers under $2000 | crn3371 | 21240 | 21 | |
| best headphone amp for Denon AH-D7000s | | 2281 | 0 | |
