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DLS Reference RA50

805W, Reference Series 5-Channel Amplifier

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The product on this page is discontinued.
  • Reference Series 5-Channel Class A/B Amplifier
  • RMS Power Rating:
    • 4 ohms: 70 watts x 4 chan. + 265 watts x 1 chan.
    • 2 ohms: 110 watts x 4 chan. + 365 watts x 1 chan.
    • Bridged, 4 ohms: 220 watts x 2 channels
  • Max power output: 805 watts
  • Bass Remote (Wired remote bass level and phase shift control included)
  • LED power indicators
  • Current and thermal protection
  • Bass Boost (0-18 dB bass boost at 40 Hz)
  • Phase Shift (0-180 degrees continuously)
  • 5/4/3/2 channel operation
  • Speaker-level inputs with signal sensing for automatic turn-on
  • Preamp RCA outputs
  • Heavy duty aluminum alloy heatsink
  • Gold-plated RCA level inputs
  • Gold-plated screw terminals
  • Variable high-pass filter (45-125 Hz, 12dB/octave)
  • Variable low-pass filter (40-125 Hz, 12dB/octave)
  • Subsonic Filter (fixed 25 Hz)
  • Damping Factor (200)
  • Frequency response: 10-50,000 Hz
  • Dimensions: 9-3/4L x 8-7/8W x 2-1/3H
  • 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.
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Sonic Electronix, Inc. cannot ship DLS products to Sweden.

Power Specifications - Full Range Channels
RMS Power @ 4 ohms70 watts x 4 channels
RMS Power @ 2 ohms110 watts x 4 channels
RMS Power @ 1 ohmN/A
Bridged RMS Power220 watts x 2 channels
Peak Power OutputN/A
Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms265 watts x 1 channel
RMS Power @ 2 ohms365 watts x 1 channel
RMS Power @ 1 ohmN/A
Peak Power OutputN/A
Amplifier Specifications
Amplifier ClassAB
Number of Channels5
Total Peak Power Output805 watts
Total RMS Power Output805 watts
Maximum Input Gauge Size4 AWG
Minimum Impedance Unbridged2 ohms
Minimum Impedance Bridged4 ohms
THD at Rated RMS Power.1%
Speaker Level InputsYes
Preamp OutputsNo
Built-in CrossoverLow-pass (LP)
High-pass (HP)
High-Pass Crossover Frequency45 - 125 Hz
Low-Pass Crossover Frequency40 - 125 Hz
Subsonic Filter25 Hz
Signal-to-Noise Ratio100 dB
Channel SeparationN/A
Bass Boost0 - 18 dB
Bass/Gain RemoteYes
Fan CooledNo
Fuse Rating30A x 3 
CEA-2006 CompliantNo
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration1 year
Labor Warranty Duration1 year
Warranty ProviderManufacturer
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Product Summary

Manufacturer: DLS
Model number: RA50
UPC: 7331644027805
Weight: 17.00 lbs
Internal SKU: dlsra50
Internal product ID: 17674
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Customer Testimonial

Fantastic job by you and the others within your company. I have no issues to complain about and would add that each employee acted in a quality manner. I will, most certainly, do business with Sonic again. Thanks, John.

- John from Greenwell Springs, LA

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