Bryston 4B-SST 2 in Black

2nd owner, this amp was bought new in 2009 and still under the famous Bryston 20 year warranty. Comes with original box. manual and sales receipt that is required for warranty transfer. 

A real powerhouse of an amplifier. See the owner's manual and specs here: http://bryston.com/PDF/Manuals/300006[3B4B].pdf

Selling because I downsized my system to smaller speakers and an integrated amp. 

Power Output 300 watts per channel into 8 ohms 500 watts per
channel into 4 ohms

Gain Select
and Sensitivity 29dB - 1.8Vin =
300W @ 8 Ohms - (1V Position) 23dB - 3.6Vin = 300W @ 8 Ohms - (2V Position)

Input
Impedance 50 Kohms single ended
20 Kohms balanced

Distortion IM
or THD+noise < 0.005% 20Hz to
20kHz at 300 watts into 8 W < 0.007% 20Hz to 20kHz at 500 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 500 at 20 Hz, ref. 8
ohms

Dimensions L x H x D 17” version

43.2 x 13.3 x 40.1cm - 17” x 5.25” x 15.75“

Weight: approx. 22kg - 50 lbs