Bryston 9BSST² Five-Channel Power Amplifier



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  • The Bryston 9BSST² is a five channel amplifier designed with home theatre installation in mind. Each channel is built on its own removable assembly, which means that any channel can be swapped if necessary and may be configured with fewer channels if so required. 

    20 Year Warranty
    We represent the Southwest USA
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    • Balanced and unbalanced inputs
    • Selectable gain at 23 or 29dB
    • No fans or other moving parts
    • Convection cooled and housed in a fully aluminum chassis
    Options:
    • Available with silver or black faceplate (3U + .55”)
    • 17” (without handles) or 19” (with handles) faceplate available (non-rack mountable)
    • Rack mountable Pro Edition available in black (see SST² Pro for more details)
  • Power Capabilities:
    • 140W into 8 Ohms (200W into 4 Ohms)
    • Gain Select and Sensitivity: 29 dB - 1.1Vin = 140W @ 8 Ohms -(1V Position); 23 dB - 2.2Vin = 140W @ 8 Ohms - (2V Position); 17dB - 4.4Vin = 140W @ 8 Ohms - (4V Position)
    • Input Impedance: 50 K ohms Single ended; 20 K ohms balanced
    • Distortion (IM or THD + noise): < 0.005% 20 Hz to 20 kHz at 120 watts into8 Ohms; <0.007% 20 Hz to 20 kHz at 200 watts into 4 ohms
    • Noise: Measured with input shortened - 20 Hz to 20 kHz; >110 dB below rated output 29 dB gain (-73 dBu); >113 dB below rated output 23 dB gain (-76 dBu); >116 dB below rated output 17 dB gain (-79 dBu)
    • Slew Rate: >60 volts per microsecond
    • Power Bandwidth: <1 Hz to over 100kHz
    • Damping Factor: Over 500 at 20 Hz, ref. 8 ohms
    • Power Consumption and Heat Load: single channel 140W @ 8 ohms, 242 Watts; 5 channels @ 140W @ 8 ohms,
    • 1397 Watts; Max. Heat Dissipation 8 ohms, 2720Btu/Hr.; single channel 200W @ 4 ohms, 422 Watt; 5 channels @ 200W @ 4 ohms, 2295 Watts; Max. Heat Dissipation 4 ohms, 4420Btu/Hr.; At Idle,192 Watts
    • Dimensions: 17 or 19" wide, 5.25" high, 19" deep with handles (17.5 w/o handles)
    • Weight: 76 lbs

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