Pioneer GM-A4704 4-Channel Bridgeable Amplifier


Pioneer 4 Channel Amplifier


Sound IN Motion, your local Car Stereo Specialists on the Sunshine Coast.


Pioneer GM-A4704

4-Channel Bridgeable Amplifier

Pioneer GM-A4704

• 520 Watts Max Power
• Automatic signal sensing and Turn-ON
• Variable high pass filter
• Speaker level inputs

A combination of great design and massive power, the Pioneer GM-A4704 amplifier gives you total installation freedom and no distortion. With a one-body heat sink and gain adjustment of up to 6.5V, you can turn your in-car audio experience into the sound staging environment that you’re looking for.

This 4-channel amp allows you to drive multiple speakers and subwoofers, it’s also bridgeable to power a single sub.




The Pioneer GM-A4704 Amplifier features Variable HPF (high pass filter) allow for adjustable frequency from 40 Hz to 500 Hz* and greater car audio system flexibility according to subwoofer characteristics and personal listening preference.





power-size_e0pZKdTThe Pioneer GM-A4704 amplifier brilliantly integrates high-power performance superior to that of previous models in space-efficient sizes for flexibility of installation in various car cabins.







car_amplifier_automatic-sigPioneer GM-A4704 amplifier automatically selects the proper input signal mode, either RCA or speaker level.

When the receiver is turned on, the amplifier automatically turns on.

When connected to an OEM receiver or a receiver without RCA output and utilising speaker level output, the amp automatically senses the input mode and powers up in sync with the receiver.


When connected to an OEM receiver or a receiver without RCA output using speaker wire, the amplifier is turned on at the same time as the receiver.

Pioneer’s amplifiers automatically detect the input signal and select RCA level or speaker level.


Pioneer GM-A4704 – MAIN FEATURES

Number of channels 4/3/2
Max. Wattage (4 ohm) 80W x 4
Max. Wattage (2 ohm) 130W x 4
Max. Wattage Bridged (4 ohm) 260W x 2
Frequency Response 10Hz
Wattage RMS (4 ohm <=1% THD+N) 40W x 4
Wattage RMS (2 ohm <=1% THD+N) 65W x 4
Wattage RMS Bridged(4 ohm) 130W x 2
Total Harmonic Distortion (1 kHz, 4 ohm) <0.05%
Signal-to-Noise ration (IHF-A Weighted) >94 dB
RCA Outputs (Pass-Through)
Speaker Level Input
Automatic Signal Sensing & Turn On Yes
Crossover Type Variable HPF (high pass filter)
Crossover Frequency 40 Hz to 500 Hz
Dimensions 326mm x 60mm x 215mm


Sound In Motion, your local Pioneer Car Stereo Specialists and Installation Centres on the Sunshine Coast