provided by FakeBuggy aus dem Klangfuzzi-Forum

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

Signat Roc 2

1 × 64 watts, channel 1 at 4 Ohm
2 × 56 watts, channel 1 + 2 at 4 Ohm
Current consumption 14,4A
efficiency 57,9%

1 × 144 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 22,9A
efficiency 46,6%

144 watts total power