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Memphis 16-PR2.50 - User Manual

Memphis 16-PR2.50
16 pages
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Models : 16-PR2.50
16-PR2.75
16-PR2.100
16-PR2.150
16-PR4.50 by MEMPHIS
POWER
POWER POWER
REFERENCE
REFERENCEREFERENCE
AMPLIFIER
AMPLIFIERAMPLIFIER
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Summary

Introduction to Memphis Car Audio Power Reference Amplifiers

Standard Features for 2 and 4 Channel Models

Lists key features like 2-ohm stereo stable, high/low level inputs, bass boost, bridgeable operation, variable crossovers, and protection circuitry.

Bridgeable and Tri-Mode Operation

Explains how amplifiers can be used in stereo, bridged, or tri-mode for flexibility.

Fully Variable Crossover Filters

Details the adjustable high and low pass filters with 12dB per octave slopes for tailoring sound.

Protection Circuitry and Indicator Light

Covers protection against faults and explains the meaning of the blue indicator light.

Installation Guidelines and Warnings

Mounting Location and Safety Precautions

Advises on choosing a ventilated location, avoiding obstacles, and securing the amplifier safely.

Power Supply Connections

Wire Gauge and Fuse Value Recommendations

Provides a table of recommended wire gauges and fuse values for each amplifier model.

Grounding and Remote Turn-On Connections

Details how to properly connect the ground wire and the remote turn-on lead.

Signal Input Connections

RCA and High-Level Input Wiring

Explains how to connect low-level (RCA) and high-level (speaker level) inputs.

Speaker Connections

2-Channel Model Wiring (Stereo and Mono)

Details how to connect speakers to 2-channel models in stereo and mono (bridged) modes.

4-Channel Model Wiring (4 CH, 3 CH, 2 CH Modes)

Explains different speaker connection configurations for the 4-channel model.

Tri-Mode Speaker Configuration

Illustrates and explains the mixed stereo/mono (tri-mode) speaker connection setup.

Setup and Adjustment Procedures

Gain Control Adjustment

Explains the function of the gain control and how to adjust it for optimal output.

High Pass Filter (HPF) Adjustment

Details how to use and set the adjustable high pass filter (crossover) for speaker protection.

Low Pass Filter (LPF) and Flat Settings

Describes the low pass filter adjustment and the "Flat" setting for bypassing crossovers.

Bass Boost Functionality

Explains the bass boost feature, its variability, and recommended usage.

Troubleshooting Common Issues

No Output or Single Channel Output

Provides steps to diagnose and fix issues with no sound or only one channel working.

Weak Output and Audio Noise

Offers solutions for low audio output and common noise problems like engine whine or pops.

Technical Specifications

Service and Warranty Information

Summary

Introduction to Memphis Car Audio Power Reference Amplifiers

Standard Features for 2 and 4 Channel Models

Lists key features like 2-ohm stereo stable, high/low level inputs, bass boost, bridgeable operation, variable crossovers, and protection circuitry.

Bridgeable and Tri-Mode Operation

Explains how amplifiers can be used in stereo, bridged, or tri-mode for flexibility.

Fully Variable Crossover Filters

Details the adjustable high and low pass filters with 12dB per octave slopes for tailoring sound.

Protection Circuitry and Indicator Light

Covers protection against faults and explains the meaning of the blue indicator light.

Installation Guidelines and Warnings

Mounting Location and Safety Precautions

Advises on choosing a ventilated location, avoiding obstacles, and securing the amplifier safely.

Power Supply Connections

Wire Gauge and Fuse Value Recommendations

Provides a table of recommended wire gauges and fuse values for each amplifier model.

Grounding and Remote Turn-On Connections

Details how to properly connect the ground wire and the remote turn-on lead.

Signal Input Connections

RCA and High-Level Input Wiring

Explains how to connect low-level (RCA) and high-level (speaker level) inputs.

Speaker Connections

2-Channel Model Wiring (Stereo and Mono)

Details how to connect speakers to 2-channel models in stereo and mono (bridged) modes.

4-Channel Model Wiring (4 CH, 3 CH, 2 CH Modes)

Explains different speaker connection configurations for the 4-channel model.

Tri-Mode Speaker Configuration

Illustrates and explains the mixed stereo/mono (tri-mode) speaker connection setup.

Setup and Adjustment Procedures

Gain Control Adjustment

Explains the function of the gain control and how to adjust it for optimal output.

High Pass Filter (HPF) Adjustment

Details how to use and set the adjustable high pass filter (crossover) for speaker protection.

Low Pass Filter (LPF) and Flat Settings

Describes the low pass filter adjustment and the "Flat" setting for bypassing crossovers.

Bass Boost Functionality

Explains the bass boost feature, its variability, and recommended usage.

Troubleshooting Common Issues

No Output or Single Channel Output

Provides steps to diagnose and fix issues with no sound or only one channel working.

Weak Output and Audio Noise

Offers solutions for low audio output and common noise problems like engine whine or pops.

Technical Specifications

Service and Warranty Information

Memphis 16-PR2.50 Specifications

General IconGeneral
Signal-to-Noise Ratio>90dB
Channels2
THD at RMS Power<1%
Low Pass Crossover50Hz - 250Hz
Bass Boost0dB - 12dB
Input Sensitivity200mV - 4V

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