Bryston 28BSST Stereo Amplifier User Manual


 
28B-SST Amplifier
7
Technical Specifications
Power Output
1000 watts into 8Ω
Gain (Sensitivity) Select
"29 dB" gain setting = 1V sensitivity = 100 Watts output into 8Ω with a 1V input
1000 Watts output into 8Ω with a 3.2V input
"23 dB" gain setting = 2V sensitivity = 100 Watts output into 8Ω with a 2V input
1000 Watts output into 8Ω with a 6.4V input
Input Impedance
Single ended: 30KΩ
Balanced: 30KΩ each leg
Distortion IM or THD+noise
< 0.007% 20Hz to 20kHz at 1000 watts into 8Ω
Noise
Measured with input shorted - 20Hz to 20kHz.
>110dB below rated output 29dB gain (- 75dBu)
>113dB below rated output 23dB gain (- 78dBu)
Slew Rate > 60 volts per microsecond
Power Bandwidth < 1 Hz to over 100 kHz
Damping Factor Over 300 at 20 Hz, ref. 8 ohms
Dimensions: maximum dimensions for 19”w version with handles
48.3 x 20.5 x 52.1cm (19w” x 8.05”h x 20.525"d)
See page 6 for more complete details
Weight: approx. 36.4kg - 80 lbs
Power Consumption & Heat Load
Power consumption at Idle 215 Watts
Max. heat dissipation at idle 733 Btu/Hr.
Power consumption @ 1000W output into 8 ohms 1486 Watts
Max. Heat dissipation @ 1000 Watts output into 8 ohms 1658 Btu/Hr.
Maximum power output at onset of clipping into ≈ 1300 Watts
Power consumption at 1300 Watts output into 8Ω ≈ 2640 Watts
Max. heat dissipation @ 1300 Watts output into 8Ω ≈ 4572 BTU/Hr
Power output under normal operating conditons (1/8th max. pwr.) ≈ 161 Watts
Current consumption under normal operating conditons ≈ 9.3 Amps
Max. heat dissipation @ 1300 Watts output into 8Ω ≈ 955 BTU/Hr