I recently bought a M-Audio Sonica Theater 7.1 USB soundcard for $55 on eBay to go along with my new laptop. I will be using it mainly to pass DD/DTS signals to a home theater reciever through the digital coax out. I will also periodically be using my headphones with it for some TV...

Right now, I have my computer hooked up to a homemade volume control knob (with a 1k ohm potentiometer, log taper) and that is connected to my KRK Rokit5 studio monitor speakers. Now, the speakers only volume adjustment is a fine tuning knob on the back that can go from -30db to +6db. The...

I just picked up a pair of KRK Rokit 5's (I know, they arent headphones, but my question relates to preamp type stuff ). Basically, they have no volume control other than the gain adjustment on the back. I need to be able to adjust the volume, and the only way I have been able to so far is by...