(2) W12S4 12-Inch Bass Subwoofers & MRV-M500 Mono Power Amplifier

(2) W12S4 12-Inch Bass Subwoofers & MRV-M500 Mono Power Amplifier

W12S4 12-Inch Bass Subwoofers

  • 12-inch single 4Ω subwoofer
  • Polypropylene and mica cone with poly-foam surround
  • 250W RMS
  • 750W peak power handling
  • 5-5/16-inch mounting depth
  • Recommended Sealed box volume: 1.09 cu. Ft.
  • Recommended Ported box volume: 1.91 cu. ft
Product highlights:
  • 12″ 4-ohm subwoofer
  • polypropylene and mica cone with poly-foam surround
  • stamped steel frame
  • power handling: 50-250 watts RMS
  • peak power: 750 watts
  • sensitivity: 87.9 dB
  • frequency response: 22-200 Hz
  • top-mount depth: 5-5/16″
  • sealed box volume: 1.09 cu. ft.
  • ported box volume: 1.91 cu. ft.
  • grille not included

 

MRV-M500 Mono Power Amplifier

  • Total Max Power: 1100 W
  • 500W RMS x 1 (2Ω, 14.4V, ≤1% THD+N)
  • 300W RMS x 1 (4Ω, 14.4V, ≤1% THD+N)
  • Same power in a 40% smaller chassis
  • Evolution to Class D digital platform
  • New snap-on terminal covers for easy installation
General
  • Amplifier Type: Class-D (Digital)
  • Channel Design: 1 Channel (Mono)
  • Power Supply Design: DC-DC PWM Power Supply
  • Power Supply: MOSFET
  • Pre-Amp Stage: Discrete
  • Final Outputs: Power MOSFET
  • Crossover: Variable Lowpass Filter
  • Gain Control: Continuously Adjustable Gain Control
  • Bass EQ: Bass EQ Function
  • Bass Control: Remote Bass Control (RUX-KNOB) Ready
  • Remote Turn On: Remote Sensing Function (for Speaker Level Input)
  • Low-impedance Possibility:
  • Current Protection: Over-Current, Over-Voltage, Under-Voltage and Thermal Protection
  • Board Circuitry: S.T.A.R. Circuit
  • RCA Output: Non-Fading Pre-Amp Output (4 Volts)
  • Speaker-Level Inputs: 4-channel Speaker Level Inputs
  • Power Indicator: Top Mounted Blue LED Power Indicator
  • Thermal Control: Multi-stage Power Limits

SPECIFICATIONS

Max Power Output Ratings
  • Total Max Power: 1100 W
RMS Power Ratings
  • Per channel into 4 Ohms: 300W RMS x 1 (14.4V at <1% THD+N)
  • Per channel into 2 Ohms: 500W RMS x 1 (14.4V at <1% THD+N)
Sound Tuning
  • Crossover Frequency (LPF): 50 – 400 Hz, -24dB/oct.
  • EQ (Equalizer): 0 to +12dB, fc=50Hz
Dimensions
  • Foot Print (WxHxD) mm: 200 x 55 x 200 mm
  • Heat Sink (WxHxD) mm: 165 x 55 x 200 mm
General
  • Power Requirements: 14.4 V.DC (11-16V allowable)
  • Input Sensitivity (RCA Input): 0.15 – 4.0 V
  • Input Sensitivity (Speaker Level Input): 0.4 – 10 V
  • Input Impedance: >10k ohms
  • Frequency Response (+0, -3dB: 1W into 4 Ohms) for Subwoofer: 7 -400 Hz
  • THD+N (10W into 4 Ohms): Ɔ.02 %
  • THD+N (10W into 2 Ohms): Ɔ.03 %
  • THD+N (Rated Power into 4 Ohms): Ɔ.2 %
  • THD+N (Rated Power into 2 Ohms): Ɔ.3 %
  • Damping Factor (10W into 4 Ohms at 100Hz): >750
  • Signal to Noise (1W into 4 Ohms): >85 dB
  • Signal to Noise (Rated Power into 4 Ohms): >105 dB
  • Preamp Output: 4.0V Max.
  • Remote Level: -20 to 0 dB
  • Weight: 1.8 kg
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