need help knowing what amp to buy for my alpine type R 12" subwoofer (car audio).?

Jeremy

New member
my current amp for my subwoofer has run into some problems recently. i went to best buy to try and ask questions to replace it. and the guys who work there don't even know shit about car audio... its bad when i know more than they do and i don't know shit myself.

bestbuy said "buy kenwood because with alpine you are only paying for the name" which i think is a HORRIBLE answer.

anyway. i am torn between two amps, because i really don't know for a fact what would be better. so please if you know or have a recommendation and a good reason why one is better than the other for my subwoofer. please speak up! much appreciated! XD

i figure yahoo answers would be better than the guys helping me at best buy. thanks again!

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Alpine Type R (my current sub):

Handles up to 1500W peak power (500W RMS)
KEVLAR-reinforced pulp cone, oversized parabolic dustcap; HAMR surround and concealed mount gasket (KEVLAR is a registered trademark of DuPont)
High-strength brass voice-coil bobbin; 50mm voice-coil diameter
Dual progressive oversized Nomex spiders with integrated tinsel leads for added stability
Dual stacked magnets
Custom cast aluminum frame with integrated heat transfer plate; radial vented VC heat sink and airflow management system
11" top-mount diameter; 7-3/4" top-mount depth
Magnetically optimized motor structure
Frequency response: 25Hz - 500kHz
Sensitivity: 85dB
Impedance: 4 ohms
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now here is the amps i am choosing from:

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(just copied and pasted off bestbuy.com)

for $210
Alpine MRP-M500:

500W RMS (continuous) power x 1 @ 2 ohms, 14.4V, 20Hz - 20kHz, <1% THD
300W RMS (continuous) power x 1 @ 4 ohms, 14.4V, 20Hz - 20kHz, <1% THD
MOSFET power supply delivers clean power with minimal heat dispersion; thermal management control helps prevent overheating
Adjustable low-pass crossover
EQ and bass EQ controls for customizable audio; continuously adjustable gain control
Gold-plated RCA inputs; speaker level inputs
Top-mounted blue LED power/status indicator
STAR circuitry
Overcurrent, overvoltage and thermal protection
Signal-to-noise ratio: 100dBA

or

for $150
Kenwood KAC-6104D:

Handles up to 600W peak power output @ 4 ohms
For powerful sound.
Handles up to 200W RMS power output @ 4 ohms
To ensure continuous power delivery.
Variable 50-200Hz low-pass crossover
For rich bass sound.
20Hz - 200kHz frequency response
Covers a wide range of sound.
94dB sensitivity
Ensures powerful sonic delivery.
Speaker-level inputs
For easy integration with a factory stereo.
Cast aluminum heat sink
Helps keep your system cool.
 
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