Do you have a question about the Crunch Ground Pounder GPX1200.4 and is the answer not in the manual?
Details the rated output power of the amplifier at different impedance levels.
Specifies the maximum output power at various impedance settings.
Indicates the acceptable range of speaker impedance for stereo operation.
Defines the range of audio frequencies the amplifier can reproduce.
Measures the level of unwanted harmonic distortion introduced by the amplifier.
Quantifies the difference between the desired signal and background noise.
Specifies the input voltage required for full output power.
Defines the electrical resistance presented to the input signal source.
Details the crossover frequency setting for low-frequency signals.
Details the crossover frequency setting for high-frequency signals.
Allows adjustment of the low-frequency (bass) output level.
Describes the type of line-level output signal provided.
Specifies the required voltage range for the amplifier's operation.
Indicates the appropriate fuse size for the amplifier's power supply.
Provides the physical size of the amplifier unit.
Details how to connect the amplifier's power and remote turn-on wires.
Explains how to connect speakers to the amplifier, including impedance limits.
Guide on setting the input gain level for optimal performance.
Instructions for setting the high-pass filter for mid/tweeter speakers.
Instructions for setting the low-pass filter for subwoofer integration.
How to use the bass boost feature to enhance low frequencies.
Explanation of the amplifier's protection circuit and LED indicators.
Steps to verify proper connections and power for basic operation.
Diagnosing issues when the POWER/PROTECTION LED indicates a fault.
Steps to diagnose problems related to audio signal input and output.
Solutions for eliminating popping noises when the amplifier powers on.
Methods to identify and eliminate engine noise interference.
| Brand | Crunch |
|---|---|
| Model | Ground Pounder GPX1200.4 |
| Category | Car Amplifier |
| Language | English |











