Pass Labs HPA-1 in good condition. Has a very small knick on the top left corner but is barely noticeable. Looking for 2200 CAD (~1600 USD) - can negotiate shipping. Will cover PayPal G&S. Ships in original box with manual and extra fuse Check out my listing and feedback on audio mart...

Great person to deal with! GLWS

Can't wait to try it

Thanks! May 10th circled....:)

Does this amp require expensive NOS tubes to sound good?

I'm steps ahead but can't wait for a Caldera Closed Stabilized

Anyone a/b this against a Holo Bliss?

Thanks for this!

Have a Pass Labs HPA-1 with the VCs and Calderas. This combo is amazing. Great resolution. Could use a bit more headroom though.

+1 Thick pads by far the best

Not sure if it was an amp thing (I have a Pass Labs HPA-1). ZMF VCs just sounded fuller to me. Ended up selling the DCAs. Buyer's very happy though.

Anyone have a bravura they want to sell? Thanks

Wow this really helped. Thanks!

Not sure if this helps but if I could've done it the other way to see if it improved the sound, I would. What @BassicScience is saying is right - have to use the high gain on my Woo to get the full power on my Calderas. Might not have that difficulty on a SS amp. I will say though. I tried my...

Talking about tube pre-amps, I accidently stumbled onto a SS pre-amp into a tube amp which works as well. I bought a Pass Labs HPA-1 with the intention of selling my Woo Wa6-SE. Unfortunately the Woo didn't have a pre-out, but the Pass Labs did. I figured I'd hook it up just to try it out...