Bryston 4B3 PRO
Dual channel (stereo) amplifier which is acclaimed internationally as being suited for the finest and most sophisticated sound systems. Bryston's most popular.
The 3B 3 and 4B 3 are dual mono design audio power amplifiers with two channels capable of 200 watts and 300 watts each respectively intended for use in very high performance professional audio systems. Robust yet beautiful machined aluminum enclosures house our proprietary industry-leading circuit designs resulting in exemplary performance observed both in the listening space and in the laboratory.
C-Series variants are available in your choice of 17 inch or 19 inch wide non-rack mountable aluminum dress panels anodized in clear (silver toned) or black. Nineteen inch wide C-Series amplifiers include front mounted handles. PRO amplifiers feature 19 inch wide rack mountable dress panels with a black anodized front finish and also include individual channel trims located on the rear panel.
300W into 8500W into 4900W into 8 (Bridged Mono)
Active extremely low distortion input bufferBalanced and unbalanced inputsSelectable gain at 23 or 29dBRegulated power supplies to all voltage gain stagesIndependent power supplies for each channelConvection cooled and housed in a fully aluminum chassis.No fans or other moving partsBridging switch configures amplifier into a single 900W Channel
Harmonic Distortion: < .005% from 20Hz - 20kHz at 300WNoise below full output: -110dB single ended, -113dB balancedSlew Rate: < 60V/µSPower Bandwidth: .5Hz - > 100kHzDamping Factor: > 500 at 20Hz (8)Gain: Switchable - 23dB or 29dB
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