Hi If I wanted to change the opamps in the apache which ones would I change? The ones circled in blue or red?

I am wanting to get a coaxial cable to connect my PC to my Stello DAC which both have RCA connections. The cable I want to use is Furutech FX-ALPHA-Ag What would be the best connection to use? 1) Furutech BNC's then purchase a BNC female to RCA male adapter 2) Canare RCAP-C 'True 75ohm'...

Apart from the Apache what other balanced solid state amps are available? Budget is probably around 2K USD. The headphones I am using are Ultrasone Edition9's Thanks

Apart from rmcaudio.com are there any other places online that you can order the Ultrasone Edition 9 at a lower price? Steve

Hi I'm looking at purchasing my first set of full size headphones. Currently I am using Westone ES2 so Im looking for something that would give the same sound quality or better. My source is a Iriver HP140 -> ALO Jumbo Cryo X Silver -> Hornet. I also have a SuperMicro on order and...