MRX-M55 Mono Power Amplifier

Features and Specification

SPECIFICATIONS

CEA-2006 Power Ratings
  • CEA-2006 Power Rating: 350W RMS x 1 (4-ohm, 14.4V at <1% THD+N)
Max Power Output Ratings
  • Max Power: 1100W
RMS Power Ratings
  • Per channel into 4 Ohms: 350W RMS x 1 (14.4V at <1% THD+N)
  • Per channel into 2 Ohms: 550W RMS x 1 (14.4V at <1% THD+N)
  • Per channel into 1 Ohm: 400W RMS x 1 (14.4V at <1% THD+N)
Sound Tuning
  • Crossover Frequency (LPF): 50 - 400 Hz, -24dB/oct.
  • Subsonic Filter: 5 - 30 Hz, -24dB/oct.
  • EQ (Equalizer): 0 to +12dB, fc=50Hz
Dimensions
  • Foot Print (WxHxD) mm: 250 x 58 x 230 mm
  • Foot Print (WxHxD) in: 9-7/8'' x 2-1/4'' x 9''
  • Heat Sink (WxHxD) mm: 190 x 58 x 230 mm
  • Heat Sink (WxHxD) in: 7-1/2'' x 2-1/4'' x 9''
General
  • Power Requirements: 14.4 V.DC (11-16V allowable)
  • Input Sensitivity (RCA Input): 0.1 - 4.0 V
  • Input Sensitivity (Speaker Level Input): 0.5 - 10 V
  • Input Impedance: >10k ohms
  • Frequency Response (+0, -3dB: 1W into 4 Ohms) for Subwoofer: 5 -400 Hz
  • Frequency Response (+0, -1dB: 1W into 4 Ohms) for Subwoofer: 10 -300 Hz
  • THD+N (10W into 4 Ohms) for Subwoofer: <0.004 %
  • THD+N (300W into 4 Ohms) for Subwoofer: <0.04 %
  • Damping Factor for Subwoofer: >1000
  • Signal to Noise (Rated Power into 4 Ohms) for Subwoofer: 114 dB
  • Preamp Output: 4.0V Max.
  • Remote Level: -20 to 0 dB
  • Weight: 2.6 kg
FEATURES

Install
  • Terminal Layout: Two-Sided
  • Screw Mount / Wire Cover: Integrated Wire and Mounting Screw Terminals
General
  • Amplifier Type: Class-D (Digital)
  • Channel Design: 1 Channel (Mono)
  • Power Supply Design: DC-DC PWM Power Supply
  • Power Supply: MOSFET
  • Final Outputs: Direct FET
  • Crossover: Variable Lowpass Filter
  • Gain Control: Continuously Adjustable Gain Control
  • Subsonic Filter: Variable Subsonic Filter
  • Bass EQ: Bass EQ Function
  • Bass Control: Remote Bass Control (RUX-KNOB) Ready
  • Low-impedance Possibility:
  • Current Protection: Over-Current, Over-Voltage and Thermal Protection
  • Board Circuitry: S.T.A.R. Circuit
  • Board Design: 6-layer Glass Epoxy PC Board
  • RCA Output: Non-Fading Pre-Amp Output
  • Speaker-Level Inputs: 4-channel Speaker Level Inputs
  • Power Indicator: Top Mounted Blue LED Power Indicator
  • Thermal Control: Multi-stage Power Limits

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