provided by Liquidity from the Hififorum

Rated power measured according to DIN 45500 up to 1% distortion factor in 13,5V

Alpine 3522S

1 × 37 watts, channel 1 at 4 Ohm
2 × 33 watts, channel 1 + 2 at 4 Ohm
Current consumption 8,5A
efficiency 57,6%

1 × 83 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 13,5A
efficiency 45,4%

83 watts total power