About the Memphis Audio PRX800.1V2

Product highlights:
- mono subwoofer amplifier
- 300 watts RMS x 1 at 4 ohms
- 500 watts RMS x 1 at 2 ohms
- 800 watts RMS x 1 at 1 ohm
- variable low-pass filter (50-250 Hz, 18 dB/octave)
- variable subsonic filter (15-50 Hz, 24 dB/octave)
- variable bass boost (0-12 dB at 45 Hz)
- removable panel conceals top-mounted controls
Other features:
- wired remote level control included
- preamp and speaker-level inputs
- selectable signal-sensing turn-on
- speaker-level inputs require speaker wire to RCA adapters
- preamp outputs
- blue LED accent lighting
- wiring, fuse, and hardware not included with amplifier
- 4-gauge power and ground leads with a 80-amp fuse recommended
- dimensions: 7.94"W x 2.18"H x 5.73"D
- warranty: 1 year
- MFR # PRX800.1V2
- Item # 953PRX8001
- California customers: Please click here for your Proposition 65 WARNING.
What's in the box:
Memphis Audio PRX800.1V2 owner's manual
If you need assistance accessing this owner's manual, please give us a call.- Mono subwoofer amplifier
- Two 6" Speaker wire to RCA adapters
- Remote level control
- 16' Remote cable (RJ-25 connectors on both ends)
- Four 1-1/2" screws
- Two 3/4" screws
- 4 Flat-washers
- 2mm Allen key
- Owner's manual
- Power rating certificate
More details on the Memphis Audio PRX800.1V2

Features & specs
Performance | ||
---|---|---|
RMS Power Output (Watts x Channels) |
300 x 1 | |
Peak Power Output (Watts x Channels) | --- | |
Power at 2 Ohms (Watts x Channels) | 500 x 1 | |
Power at 1 Ohm (Watts x Channels) | 800 x 1 | |
Bridged Power (Watts x Channels) | --- | |
Minimum Impedance Bridged | --- | |
Minimum Impedance Unbridged | 1 | |
Best Frequency Response | 10-250Hz Hz | |
THD at Rated RMS Power | --- | |
Signal to Noise Ratio | 85 dB | |
Input Voltage | --- | |
Features | ||
Amplifier Class | D | |
Built-in DSP | No | |
Remote Control | Yes | |
Low-Pass Crossover Frequency | 50-250 Hz | |
Low-Pass Slope (dB/octave) | 18 dB/octave | |
High-Pass Crossover Frequency | N/A | |
High-Pass Slope (dB/octave) | N/A | |
Bass Boost | 0-12 dB | |
Bass Boost Frequency | 45 Hz | |
Fan Cooled | No | |
Fuse Rating | 80 | |
Speaker Level Inputs | Yes | |
Preamp Outputs | 2 | |
Width (inches) | 8 | |
Height (inches) | 2-3/16 | |
Depth (inches) | 5-3/4 | |
Parts Warranty | 1 Year | |
Labor Warranty | 1 Year |
Product Research
Features
Overview: The Memphis Audio Power Reference PRX800.1V2 is a compact and powerful mono amplifier. This Class D amp features a compact anodized brushed aluminum chassis with all of the connections on one side for a clean installation. Each Power Reference series amplifier includes a Certificate of Performance with a total RMS power measurement.
Output Power: The PRX800.1V2 can provide the following output power:
- 300 watts RMS x 1 at 4-ohms
- 500 watts RMS x 1 at 2-ohms
- 800 watts RMS x 1 at 1-ohm
Sub-Sonic Filter: The Sub-Sonic Filter provides a cutoff point for lower frequencies that cannot be cleanly reproduced by the subwoofer, and may cause damage to your speakers and waste amplifier power. The Sub-Sonic Filter is variable from 10Hz to 50Hz, with a slope of 24dB per octave.
High-Level/Low-Level Inputs: The Memphis Audio PRX800.1V2 mono amplifier features a pair of RCA inputs that can accept signal levels ranging from 200mV up to 6V. A set of RCA-to-speaker wire adapers are included for running speaker-level input signals. A pair of RCA Outputs lets you jumper the input signal out to an additional amplifier.
Remote Level Control: The PRX800.1V2 includes a wired remote level control that lets you adjust the signal level from the front of your vehicle. The level control is designed to mount underneath a dash or console and includes a 16' connection cable.
- Remote Level Control Dimensions:
- Width: 1.97"
- Height: 0.92"
- Depth: 2.58" (including cable)
Accent Lighting: The mono amplifier features an acrylic top panel with an LED-backlit MEMPHIS logo that glows blue. Additional undermount LEDs provide blue accent lighting around the amplifier.
Protection Circuitry: The amplifier features built-in circuitry to protect the amplifier against short circuit, overheating, and over/under battery voltage. The amp LEDs will glow red when the amplifier shuts down due to any of the above causes.
Controls: The amplifier features a removeable acrylic top plate where the Gain, Filters, and Bass Boost controls are located. The top panel can be removed using the included 2mm Allen key. Input Level and Remote adjustments are located on the Input side-panel. Amplifier controls include:
- Gain: rotary control; sets the input sensitivity; labeled Min to Max
- Sub-Sonic Filter: rotary control; range 10-50 Hz; 24 dB/octave slope
- Low Pass Crossover: rotary control; range 50-250 Hz;18 dB/octave slope
- Bass Boost: rotary control; provides up to +12dB of signal boost; centered at 45Hz
- Input Level: 2-position switch:
- Lo: line-level source
- Hi: speaker-level source
- Auto Turn On: 3-position switch:
- 12V: using a +12 volt remote turn-on wire
- DC: DC Offset; speaker level input only
- Audio: Audio Signal Sense; speaker level or line level input
Connections:
- Power/Ground/Turn-on: set-screw terminals; power and ground terminals accept bare wire up to 4-gauge (a 4-gauge amplifier wiring kit with an in-line 80-amp fuse on the power wire within 18" of the battery is recommended); REM set screw terminal accepts up to 12-gauge wire (18-gauge remote lead is sufficient)
- Signal Input: stereo RCA jacks; preamp or speaker level input; 200mV-6V
- Line Output: stereo RCA jacks for sending the audio signal to a second amplifier
- Speaker Output: two pair if set screw terminals, internally shorted together, for easily connecting two subwoofers; accept up to 12-gauge wire
- Remote Level Control: an RJ-25 socket lets you connect the provided remote bass level control
The Memphis Audio PRX800.1V2 replaces these items:
- 250 watts RMS x 1 at 4 ohms (400 watts RMS x 1 at 2 ohms)
- variable low-pass and subsonic filters, variable bass boost
- LED accent lighting
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