hey guys,   I've had my etymotic er4s for around 4 years now. I've found them lacking on my iphone3gs and desktop (onboard sound card -_-). I'm looking for some ways to improve its performance. I've heard that the arrow g4 is a nice complement. I ordered ACS customs, so I'll see how that...

Need some help fixing my receiver. I don't know much about them, if anyone could give me a start that would be great. The receiver turns on and the display shows "6.1 Ch. INPUT" If I press any button the receiver (expect display) the "6.1 Ch. INPUT" flashes twice and then stays there. Anyone...

Hello all, Trying to find a dual potentiometer for the cMOY amp. This one seems okay: http://www.mouser.com/ProductDetail/Bourns/PTR902-2020F-A503/?qs=sGAEpiMZZMtC25l1F4XBU4LIzrlRxKBZKzp6WgynPGI%3d but it's a little expensive. Any suggestions? What kind of power rating should I look for? I'm...