Bryston 9BSST - Manual (Page 13)

9B SST FIVE CHANNEL POWER AMPLIFIER
11
Technical Specifications
Power Output 120 watts per channel into 8 ohms
200 watts per channel into 4 ohms
Gain Select and Sensitivity 29dB - 1.1Vin = 120W @ 8 Ohms - (1V Position)
23dB - 2.2Vin = 120W @ 8 Ohms - (2V Position)
17dB - 4.4Vin = 120W @ 8 Ohms - (4V Position)
Input Impedance 50 Kohms single ended
20 Kohms balanced
Distortion < 0.005% 20Hz to 20kHz at 120 watts into 8 ohms,
IM or THD+noise < 0.007% 20Hz to 20kHz at 200 watts into 4 ohms
Noise Measured with input shorted - 20Hz to 20kHz.
>110dB below rated output 29dB gain (- 73dBu)
>113dB below rated output 23dB gain (- 76dBu)
>116dB below rated output 17dB gain (- 79dBu)
Slew Rate >60 volts per microsecond
Power Bandwidth <1 Hz to over 100 kHz
Damping Factor Over 500 at 20 Hz, ref. 8 ohms
Dimensions
Rack mount version 48.3 x 13.3 x 48.3cm - 19” x 5.25” x 19“ with handles -
mounted rack depth - 43.2cm - 17"
17” version 43.2 x 13.3 x 44.5cm - 17” x 5.25” x 17.5“
Weight: approx. 28kg - 62 lbs
Power Consumption &Heat Load
single channel 120W @ 8 ohms - 242 Watts
5 channels @ 120W @ 8 ohms - 1397 Watts
Max. Heat Dissipation 8 ohms - 2720 Btu/Hr.
single channel 200W @ 4 ohms - 422 Watts
5 channels @ 200W @ 4 ohms - 2295 Watts
Max. Heat Dissipation 4 ohms - 4420 Btu/Hr.
At Idle - 192 Watts