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what do you think of these amps


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so im planing my audio setup... will most likely be doing a screen but haven't decided.. but i have a chance to pick up these two amps for cheep....


the first is a alpine v12 mrd-m605 its a single channel bass amp. the other is a

v12mrv-f545 a four channel amp... anyway kinda new to sterio stuff so any help would be helful:)


i was also thinking of maybe this one alpines new 5channel amp. would save space...



anyway here are some spec's

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Product MPN



Key Features

Amplifier Type Multi Channels

Bridgable Bridgable

RMS Power at 4 Ohms 75 W x 4

RMS Power at 2 Ohms 250 W x 4



Frequency Response 20 Hz - 20000 Hz

Signal to Noise Ratio 93 dB

THD at Rated RMS Power 0.3 %


Crossover / Equalizer

Low - Pass Frequency 30 Hz - 400 Hz

High - Pass Frequency 30 Hz - 400 Hz


Other Features

MOSFET Circuitry Yes

3 Way Ready Yes



Width 13 in.

Depth 8.69 in.

Height 2.31 in.

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mono subwoofer car amplifier

400 watts x 1 at 4 ohms (600 watts RMS x 1 at 2 ohms)

Class D design

internal, variable-speed cooling fan

Bass Engine® features:

low-pass digital filter, 30-200 Hz, with a selectable 12 or 24 dB/octave slope

selectable subsonic filter (off, 15Hz, or 30 Hz with 24 dB/octave slope)

Bass EQ (0-16 dB at 45 Hz)

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Alpine amps will serve you well. Very efficient and sound great for the $. Class D Mono sub will work on any sub except for power hungry bass heads. I say go for it. PM me for ideas or questions on how to get your ride to sound good.
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