Alpine MRX-F30 Car Amp-TESTED! Pre-Owned-LOTTA BANG FOR SMALL SIZE FOOTPRINT!

The Alpine MRX-F30 is a 4-channel 
Class D digital amplifier
. 
Its RMS power output is 50W x 4 at 4 ohms or 75W x 4 at 2 ohms. 
It can also be bridged to 150W x 2 at 4 ohms. 
It features 
variable high- and low-pass filters
,
 
preamp and speaker-level inputs
,
 and 
MOSFET power and output stages
.
 
Key Specifications:
Power Output:
50W x 4 at 4 ohms (RMS)
 
75W x 4 at 2 ohms (RMS)
 
150W x 2 at 4 ohms (bridged, RMS)
 
Frequency Response:
 
5Hz - 45kHz
 
Crossover:
 
Variable high- and low-pass filters (50-400 Hz, 12 dB/octave)
 
Bass Boost:
 
Variable (0-12 dB at 50 Hz) on rear channels
 
Inputs:
 
Preamp and speaker-level inputs
 
Amplifier Class:
 
D
 
Fuses:
 
25A x 2
 
Dimensions:
 
9-15/16"W x 2-5/16"H x 9-1/16"D
 
CEA-2006 Compliant:
 
Yes
 
Other Features:
Class D Digital Amplification
 
MOSFET power and output stages
 
Thermal Management Control
 
S.T.A.R.
 
Circuitry
 
Continuously Adjustable Gain Control
 
Remote sensing (turns on automatically with audio signal)
 
Speake