It's a solid state amp, originally designed by Tom Jung, and recently reworked by Klaus Noll. Claimed to be "probably the best headphone amp available" and "simply overwhelmingly and light-years away from what usually emanates from..."

Starting on page 52 of May, 03 Audio Express.

Amarcord Life is Beautiful Cinema Paradiso Black Orpheus Spartacus A Passage to India

Check out www.aopen.com. This Taiwanese manufacturer makes a vacuum tube PC motherboard with Cardas wires and REL multi-cap capacitors.

Richard Goode

Thanks everyone for your replies. I got the original cable out, and a new Cardas in its place.

Thanks for the encouragement. I was being too cautious.

Today, I received a used pair of HD 600's (with no instuctions) from UPS. At the risk of sounding stupid, how does one remove the stock cable? I've pulled fairly hard at each connection with no success, and am afraid to pull any harder in fear of doing damage. This situation seems rather ironic...