i have an alphasonik amp that runs (don't laugh) 300wx1@4ohms mono and 150wx2@2ohms stereo. also have 2 alphasonik 10" 4 ohms. i kept blowing the 15amp fuse on amp so i put in a 20 amp. right now i bridged the 2 subs to mono. what is the best way to get mono and most watts rms? i'm kinda new and...