Interconnects for the nuforce amp

Any suggestions? I bought a very fine $200-plus interconnect, but it seemed to slow down the sound and wouldn't play the deepest bass(it also took away a bit of excitement. This has made me gun-shy. I was thinking of the fifty-dollar ccc vampire, just to hear ccc. Others that interest me are audiogeek nitrogen, vh audio pulsars, and I forgot the other. I use(currently) Fulton gold speaker cable and was able to get some Fulton brown interconnects to work(they short out at times-I don't think that is good). I listen only to analog