Awesome sound (once the tubes are broke-in).

I don’t have to take the volume pot past 10 o’clock for really loud sound

One minute the sound was exquisite, the next it was not

Very good sound, now that the tubes have burned in some - I only expect the sound to get better as the audio tube (6SN7GTB) further ages

Great tube sound

This amp sounded amazing when it worked

Very good sound, now that the tubes have burned in some - I only expect the sound to get better as the audio tube (6SN7GTB) further ages

Update August 20, 2017 I've rolled many tubes through this amplifier in the past several months sounds great with all of them absolutely amazing with the Sennheiser HD 800.

Very good sound throughout the spectrum

The sound was clear and without the

Love this amp, I switched out the tubes to a black glass kenrad vt-231 and power tube as the tungsol 5998, awesome sound.

Replaced the Shiit stack and I love the sound that come out this tube amp

the sound was more expansive with more air between the instruments

While being a tube amp, naturally it gives off a warm sounding sounds

It's clean sounding, lovely and non-fatiguing for hours on end

I changes the tubes to NOS RCA's and it did improve the sound, not night and day diff but enough to make it worth it.

I could really see being thrilled to own a good used CD player, darkvoice amp, HD 600’s and a whole bunch of compact discs as the only music system and being completely satisfied with that

Do it u won't be sorry.