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

Nakamichi PA-1500

1 × 529 watts, channel 1 at 4 Ohm with 13,4V supply voltage
Current consumption 47,1A
efficiency 83,2%

1 × 882 watts, channel 1 at 2 Ohm with 13,3V supply voltage
Current consumption 84A
efficiency 78,4%

1 × 1144 watts, channel 1 at 1,33 Ohm with 13,3V supply voltage
Current consumption 119A
efficiency 72,3%

1 × 1225 watts, channel 1 at 1 Ohm with 13,2V supply voltage
Current consumption 140A
efficiency 65,8%

1225 watts total power

measured up to the clipping limit at 100 Hz because of fixed preset low-pass filter