Great seller. Promptly shipped item via UPS, communicated well, and best of all, item works great! 10/10

The El Amp II is excellent. But the FA-12 is just a step up in level. For me, that just means the "wow" factor when I listen with it. Having said that, the JDS Stack was an "upgrade" from using the Dragonfly Cobalt, and it was truly an upgrade. When I can actually go back to an office not in my...

I currently only use SE. Experimenting with balanced would require purchasing interconnects and new headphone cables. My next investment will likely be an open backed headphone (my current ones are all closed).

I would say that the GS is just what is says it is, linear and accurate. I find it great for listening to acoustic brass or strings. It can get a bit harsh (to my ears) at times in the upper register - especially for "louder" music (symphonic rock, for example). The FA-12 is just more magical...

Follow up: After a few emails, recorded the sound from the left channel and then compared apples to apples with my Graham Slee amp. They determined from that there is a damaged circuit in my amp possibly related to powering it on. Anyway, the plan now is to replace my amp. Hopefully it's...

Quick update. Vitaly has been exchanging emails with me. Trying to diagnose.

Hi all, new here and a bit of lurker. I appreciate all the great info this site provides. I ordered an FA-12 back in June and got it on August 3. I have really enjoyed it since and believe it clearly outperforms both my EL AMP II and my Graham Slee Solo Ultra Linear. At least terms of how...