7B SST Series Amplifier

Technical Specifications

Power Output

600 watts per channel into 8 ohms

900 watts per channel into 4 ohms

Gain Select and Sensitivity

29dB - 2.3Vin = 600W @ 8 Ohms - (1V Position) 23dB - 4.6Vin = 600W @ 8 Ohms - (2V Position)

Input Impedance

50 Kohms single ended

20 Kohms balanced

Distortion IM or THD+noise

<0.005% 20Hz to 20kHz at 600 watts into 8 W

<0.007% 20Hz to 20kHz at 900 watts into 4 W

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 - L x H x D

19” version with handles

48.3x 13.3 x 32cm - 19” x 5.25” x 12.5“ mounted rack depth - 28cm - 11.0"

17” version

43.2 x 13.3 x 28cm - 17” x 5.25” x 11“

Weight: approx. 22kg - 50 lbs

 

 

Power Consumption & Heat Load

 

 

At Idle -

215 Watts

Max. Heat Dissipation -

733 Btu/Hr.

output @ 600W @ 8 ohms -

1284

Watts

Max. Heat Dissipation 8 ohms -

2333

Btu/Hr.

output @ 900W @ 4 ohms -

1980

Watts

Max. Heat Dissipation 4 ohms -

3684

Btu/Hr.

13

Page 13
Image 13
Bryston 7B SST owner manual Power Output, Gain Select and Sensitivity, Input Impedance, Distortion IM or THD+noise

7B SST specifications

The Bryston 7B SST is a high-performance power amplifier renowned for its exceptional sound quality and robust build. As a part of Bryston’s SST (Super Silent Technology) line, the 7B SST represents a culmination of innovative engineering and unwavering dedication to audio fidelity, making it a favored choice among audiophiles and professionals alike.

One of the standout features of the 7B SST is its impressive power output, delivering 800 watts per channel into 4 ohms and 400 watts per channel into 8 ohms. This ensures that it can drive even the most demanding loudspeakers with ease, offering the headroom necessary for dynamic music playback. The amplifier employs a fully balanced differential design, minimizing noise and distortion, which results in cleaner, more accurate sound reproduction.

The 7B SST utilizes advanced technologies such as Bryston’s proprietary output devices, which contribute to its high performance and reliability. These output devices are designed to handle higher current levels, reducing the chances of clipping and ensuring that high volumes can be achieved without loss of quality. Additionally, the amplifier features a unique design that allows it to maintain stability and performance across a wide range of speaker impedances.

Thermal management is another key aspect of the 7B SST’s design. The unit is equipped with a robust heat sink system that allows for efficient dissipation of heat during operation, ensuring that the amplifier remains cool even under strenuous conditions. This is complemented by a toroidal transformer that provides excellent voltage regulation while minimizing electromagnetic interference.

Connectivity options on the 7B SST are versatile, including balanced XLR and single-ended RCA inputs. This flexibility allows for seamless integration into various audio systems, whether in home theaters or professional studio settings. The amplifier also boasts an impressive signal-to-noise ratio, providing a silent background for delicate musical details to emerge.

In summary, the Bryston 7B SST is a powerful amplifier that combines cutting-edge technology with exceptional performance characteristics. Its ability to deliver high-quality sound, even under demanding conditions, makes it a prized asset for any serious audio setup, ensuring that users experience their music as the artist intended. Its robust construction and reliability further underscore Bryston's reputation for quality in the world of audio amplifiers.