Technologies and Innovations

Bass Boost

Bass Boost featured in the GM-A6604 can be set to levels variably between 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. The GM-A5602 allows adjustment in three steps: 0 dB, 6 dB or 12 dB.

Speaker Level Input

Allows you to connect the amplifier to your source without RCA-type inputs and without the need for adapters.

RCA Input

When connected to an OEM receiver or a receiver without RCA input using speaker wire, the amplifier is turned on at the same time as the receiver.
Pioneer‘s amplifiers automatically detect an input signal and select an input signal mode between the RCA level and the speaker level.

RCA Input/Output

Low Pass Filter

The LPF output of the Class-D amplifier features OFC wire coil for low DC (Direct Current) resistance and low loss, so that speakers can be driven strongly to produce tight bass and clear, vivid midand high-range sound.

High Pass Filter

HPF make audio frequency more adjustable according to subwoofer characteristics and personal listening preferences.