Thanks for the comments.   I agree I could have described the sound better. I did not like the sound of instruments in classical music - for instance, pianos didn't sound right to me. Brass instruments in Jazz were excellent to my ears. It could very well be the rest of my equipment and my ears...

I was looking for a step up from PA2V2, admirable though it is and fond though I am of it. I listened to a friend's Headroom Maxed Out Home Amp that showed what I was missing because of the PA2V2.   I got this m901 used. I generally feed unbalanced analog sources and am happy that I can...

The Model 901 amplifier is an ultra high fidelity monitoring device. - From the user manual

An interesting introduction for me to tube sound. No idea if this is a faithful representation of the genre.   When I turned it on it the first time, left channel had lots of hiss. But the signal was equal in both channels, when playing music. So I decided to keep it for a while. After a few...

One year update.   Still happy with the DAC. I mainly use it with a computer, USB. However there is one important drawback for me. When the DAC is on, and there is no source playing (lights are white, blinking) there are annoying ~3.4Khz and , ~3.7Khz beeps coming from the DAC. These were not...

I am happy with this DAC.  . Instruments sound good. There is a smoothness to the sound that makes me smile.   This was a demo unit, hence the lower price. But the corners of the plastic box do not close completely. So light leaks out, which though non-functional looks funny in the dark of a...