provided by Liquidity from the Hififorum

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

AMA 275

Stereo-Mode
1 × 88 watts, channel 1 at 4 Ohm
2 × 88 watts, channel 1 + 2 at 4 Ohm
Current consumption 26,9A
efficiency 48,6%

Bridge-Mode
1 × 169 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 32,5A
efficiency 38,5%

176 watts total power