B&K 4420 - Manual (Page 14)

Page 12
Power rating: 8 ohms 225 watts @ 1 kHz
4 ohms 350 watts @ 1 kHz
Frequency response 5 Hz - 45 kHz
Input sensitivity 1.4 Volts
THD (S+N) 0.09 % @ 1 kHz
Input impedance 33.2 k ohms
Damping factor 450
Current (peak to peak) 75 Amps
Slew rate 14 V /
)
sec
Dynamic headroom 1.2 dB
S/N (A-weighted) 95 dB
Voltage gain 28
Line voltage 120/220/240 VAC switchable
Dimensions (O.A.) 17"(w) X 15.5"(d) X 5.75"(h)
Weight 42 lbs
Power consumption 650 watts max
6.9 Amps max current draw
70 watts @ no input
Replacement fuses Line -12 Amp/250 Volt Slow Blow
Rails - 6 Amp/250 Volt Slow Blow