provided by ben2oo2 from the Hififorum

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

Audio Design Silverado 300 four-x

1 × 91 Watts channel 1 at 4 Ohm
2 × 83 Watts channel 1 + 2 at 4 Ohm
4 × 68 Watts channel 1 up to 4 at 4 Ohm

1 × 253 Watts channel 1 + 2 bridged at 4 Ohm
2 × 180 Watts channel 1 + 2 and 3 + 4 bridged at 4 Ohm

360 watts total power

Bridging all channels requires an increase of the fuse from 35A to 40A.