im eric, and i play standup bass and got 4th chair in the nevada allstate. i hve this amp hookup, which im gonna try to describe. a the tip, you have the hookup part, where you plug the wire into, and comin out of there, is one thick black wire and another small silver wire. the silver wire doesnt have an end, its jsut hanging there, but the thick black wire has 2 pongs comeing out of it, 2 flat half circle prongs, which im guessing goes under the bridge. i jsut want to know wher eto put the plug in part(which im sure goes on the "A" and "D" string, and two flat prongs(pretty sure they go unter the bridge), and the silver wire(dont know where it goes) can someone help me out with this??