MRA41 – 4-channel marine amplifier

RRP $549

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MRA 41 is a powerful amplifier with power output of 4 x 70 Watts. With amono bridge-connection, it puts out all of 200 Watts. Use it for a front system and a subwoofer.

  • Built-in/switchable low-pass and high-pass filters.
  • Bass boost 25 Hz – 80 Hz 0-18 dB.
  • Built-in protection circuits shut down the amplifier in the event of overloads.
  • High level input with auto start.
  • The PC-board is protected against damp with a protective layer of laquer.
  • RMS output power @ 13,8 V, 20Hz – 20 kHz
Description / type Stereo amplifier for marine use
Number of channels 4
Amplifier class AB
Output power in 4 ohm 4 x 70 W RMS
Output power in 2 ohm 4 x 125 W RMS
Mono bridge mode 4 ohm 2 x 200 W RMS
Damping factor > 100
S/N ratio, A-weighted > 100 dB
Frequency range 10 Hz – 35 kHz
Input sensitivity 0,25 – 5 Volt
Input impedance >10 kohm
Input impedance, high level 100 ohm
Filters channel A & B HP: 15 – 500 Hz, LP: 50 -500 Hz / 0,5 – 5 kHz (x10 switch)
Filters channel C & D HP: 15 – 500 Hz / 150 Hz – 5 kHz (x10 switch)
Grand bass filter 0-18 dB @25-80 Hz
Low level output Yes
High level input with auto start Yes
Remote phase shift control No
Power consumption (idle) 0,7 A
Power consumption (max) 60 A
Voltage 12 – 15 volt DC
Rec. power cable Minimum 4AWG / 21 mm2
Fuses 2 x 30 A
Dimension (W x D x H) 70 x 372 x 268 mm (2,92 x 14,65 x 10,55 inch
Weight 4,2 kg / 9,3 lbs