Well today I finally got the Creed amp I had waited for ages and was hyped up. Lots of people here have recommended the amp for K501s saying it compensates the cans' somewhat weak bass presentation. I hooked up the amp to my Onkyo AV receiver but no positive effect. The bass started to break up...

Hello! Yes, a board newbie here. I have AKG K501 headphones and I mostly listen to music via computer where I have managed to go around the "bass" problem by boosting lower frequencies; I'm happy there. Where I am not satisfied is watching movies. I could use some more bass there. The...