Pioneer GM-A4704 4-Channel Bridgeable Amplifier
A combination of great design and massive power, the 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.
VARIABLE HIGH PASS FILTERS
Variable HPF (High Pass Filter) allows for adjustable frequency between 40 Hz to 500 Hz* and greater car audio system flexibility according to subwoofer characteristics and personal listening preference.
Bass Boost featured in the GM-A6704 can be set to levels variably from 0 to 12 dB for optimal bass. This precise control can enhance the overall balance and impact of all sounds according to listening preference and music style.
GROWING POWER, SHRINKING SIZE
New Pioneer amps brilliantly integrate high-power performance superior to that of previous models in space-efficient sizes for flexibility of installation in various car cabins.
AUTOMATIC SIGNAL SENSING & TURN ON
Pioneer amplifiers automatically select 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 utilizing 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.
|Number of channels||4/3/2|
|Max. Wattage (4Ω)||80W x 4|
|Max. Wattage (2Ω)||130W x 4|
|Max. Wattage Bridged (4Ω)||260W x 2|
|Wattage RMS (4Ω <=1% THD+N)||40W x 4|
|Wattage RMS (2Ω <=1% THD+N)||65W x 4|
|Wattage RMS Bridged(4Ω)||130W x 2|
|Total Harmonic Distortion (1 kHz, 4Ω)||<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|
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