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Soundstream REF4.920

900W RMS, 4-Channel Reference Series Power Amplifier

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Reference Series 4-Channel Car Amplifier • 150 Watts x 4 Chan @ 4 Ohm • 225 Watts x 4 Chan @ 2 Ohm • MOSFET Power Supply • Hawkins Bass Control • Harmonic Bass Alignment • Rail Stabilization Protection • Tri-Mode Operation

Learn more about the ref4920

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This item has been discontinued


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Product Highlights


Reference Series 4-Channel Car Amplifier • 150 Watts x 4 Chan @ 4 Ohm • 225 Watts x 4 Chan @ 2 Ohm • MOSFET Power Supply • Hawkins Bass Control • Harmonic Bass Alignment • Rail Stabilization Protection • Tri-Mode Operation

Description


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  • Soundstream Reference Series 4-Channel Class A/B Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 150 watts x 4 chan.
    • 2 ohm: 225 watts x 4 chan.
    • Bridged, 4 ohm: 450 watts x 2 chan.
  • MOSFET power supply
  • RUBI (Rapid-Use Branched Impulse) proprietary power supply technology
  • STACT (Stabilized Apex Current Technology) reduces power supply stress by 50%
  • Hawkins Bass Control (0-10 dB bass boost at 15-4000 Hz)
  • Trident amplifier power topology
  • 4 channel operation
  • Vortex induction fan thermor management
  • Ultra-low ESR capacitors ensure rapid power delivery for dynamic peaks
  • Harmonic Bass Alignment produces tighter, clean bass
  • Rail stabilization protection circuitry
  • Balanced line inputs for highest noise rejection
  • Triple Darlington output circuitry
  • BIP (Bias Input Protection)
  • Heavy duty aluminum alloy heatsink for extreme heat dissipation
  • Gold-plated RCA level inputs
  • Gold-plated screw terminals
  • Tri-mode operation
  • Variable high-pass filter (15-4000 Hz, 12 dB/octave)
  • Variable low-pass filter (50-4000 Hz, 12 dB/octave)
  • Bass Boost (30-80 Hz, 12 dB/octave)
  • Frequency response: 10-50,000 Hz
  • THD (Total harmonic distortion): 0.02%
  • Signal-to-noise ratio: 115dB
  • Input Sensitivity: 0.2-9 volts
  • Damping factor: >200
  • Dimensions: 22-13/16"L x 9-7/8"W x 2-1/8"H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • 1-year Manufacturer's warranty

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Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
150 watts x 4 channel
RMS Power @ 2 ohms
225 watts x 4 channel
Bridged RMS Power
450 watts x 2 channel
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
4-Channel
Total RMS Power Output
920 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
.02%
Speaker Level Inputs
Yes
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
15 - 4000 Hz
Low-Pass Crossover Frequency
50 - 4000 Hz
Signal-to-Noise Ratio
115 dB
Bass Boost
0 - 10 dB
Remote bass/level controller
No
Fuse Rating
100A x 1 
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

REF4.920

Weight:

17.50lbs

Internal SKU:

ref4920

Internal Product ID:

23863

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