i just bought 2 SWR-1222D Alpine 12" Type-R.. i dont know n e thing bout this suff...i know eah of the subs are dual voice coil and 2 ohms.... 1500 peak power and 500 RMS each..i need to know how much watts..channels..etc. my amp needs to have to get the full 500 RMS outta each of the subs....im not lookin to spend over $200 for it maybe a little more..thanks everyone}