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

Phoenix Gold RSd 500.4

1 × 82 watts, channel 1 at 4 Ohm
2 × 80 watts, channel 1 + 2 at 4 Ohm
4 × 74 watts, channel 1 up to 4 at 4 Ohm
Current consumption 34,2A
efficiency 64,1%

1 × 276 watts, channel 1 + 2 bridged at 4 Ohm
2 × 246 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm
Current consumption 62A
efficiency 58,9%

492 watts total power