How do I connect my headphone amp to my computer?
Simplest way is a cable/adaptor from your pc's audio/headphone out to the input jacks of the amp, but through this you will not get good sound. My advice is to use some signal purifier (look at some Ifi products, for example) before feeding it into a dac then lastly to your amp and headphones/speakers.
Can you connect a headphone amp to a receiver?
The headphone output of A/V receivers is often of poor quality. ... To connect a headphone amplifier to an AV receiver, the best solution is to use the receiver's Zone 2 output.