Amp for my IDQ 12" V3 Dual 4 Ohm

Hello,

I recently fried my Alpine MRP-M500...//content.invisioncic.com/y282845/emoticons/frown.gif.a3531fa0534503350665a1e957861287.gif

I would like recommendations for my Image Dynamics 12" Version3 Dual Voice Coil 4 Ohm subwoofer and maybe a perfect voltage to set the output gain to

Thank you and sorry for being n00b...im tired of having to replace things //content.invisioncic.com/y282845/emoticons/frown.gif.a3531fa0534503350665a1e957861287.gif

Also, here are the specs of the woofer...so u dont have to look it up //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

RE: 1.35/5.4 Ohms

FS: 26.241 Hz

QES: .469

QMS: 2.609

QTS: .397

VAS: 2.98 cuft

Xmax: 18 mm

SD: 519.45 cm2

SPL: 87.01 dB

RMS Power Handling: 50-600 Watts

Reccomended Enclosure Size (Sealed Box): 0.65-1.0 cu.ft

Mounting Depth: 5.8"