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

Soundstream Goliath Tarantula XXX-6500

1 × 1806 watts, channel 1 at 4 Ohm Ohm with 13,3V supply voltage
Current consumption 185A
efficiency 73,4%

1 × 3042 watts, channel 1 at 2 Ohm Ohm with 13,2V supply voltage
Current consumption 327A
efficiency 70,5%

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

1-Ohm Betrieb nicht gemessen, wegen zu schwacher Stromversorgung (extern)