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Control Module

Fig 1: Identifying Subwoofer Module (SUB)

Courtesy of VOLVO CARS CORPORATION

The Subwoofer module (SUB) contains an amplifier.

The amplifier has two channels, one for each voice coil. The output from each channel on the amplifier is 130 W at 4 Ω.

Power booster amplification is set so that the acoustic output from the subwoofer module (SUB) matches the other speaker channels.

Subwoofer module (SUB) is 30 supplied.