provided by gisewhcs from the Hififorum

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

Soundstream Reference 405

High-Power-Mode

1 × 42 Watts channel 1 at 4 Ohm
2 × 34 Watts channel 1 + 2 at 4 Ohm
4 × 32 Watts channel 1 up to 4 at 4 Ohm

4 × 28 Watts channel 1 up to 4 at 4 Ohm +
1 × 121 Watts channel 5 at 4 Ohm

4 × 27 Watts channel 1 up to 4 at 4 Ohm +
1 × 190 Watts channel 5 at 2 Ohm

High-Current-Mode

1 × 42 Watts channel 1 at 4 Ohm
2 × 34 Watts channel 1 + 2 at 4 Ohm
4 × 32 Watts channel 1 up to 4 at 4 Ohm

4 × 28 Watts channel 1 up to 4 at 4 Ohm +
1 × 77 Watts channel 5 at 4 Ohm

4 × 25 Watts channel 1 up to 4 at 4 Ohm +
1 × 120 Watts channel 5 at 2 Ohm

4 × 23 Watts channel 1 up to 4 at 4 Ohm +
1 × 182 Watts channel 5 at 1 Ohm

geringere Impedanzen am channel 5 nicht gemessen mangels Lastwiderständen