Originally posted by Raskolnikov
...The speaker cable they gave me with the amp is as big around as the power cord you plug into the wall...

Take a look at the actual wires. They should be almost 1/8 inch in diameter. You'll be needing some serious connectors, too.

(I'm still shuddering at the thought of standing in front of speakers that are being fed that much power... Its been good to know ya! :D