i hooked my stuff up thanks to the link you posted and a few that answered some questions. i'd just like to thank you guys. i do have a quick question if i may. in fine tuning i'm not sure what the lpf and the other pf or whatever are, but can i play the music while adjusting that stuff. also my bass sounds a litlle boomy. is that cuz i forgot to add that insul fiber stuff. thanks again and merry christmas. next time i hope this will be easier, lol....