In reply to:
I hope you arent giving only 300 watts to anything larger than a 10.
whys that, Under powering a sub won't hurt it. Its the gain happy people that harm the sub
besides, I hav one of my bostons running on a 200 watt Jensen (laugh if you want, every time I get the money for the jbl something comes up) And it pounds pretty good for that wattage, and brand of amp.