The Bryston 2.5B3³ is a compact, high quality, dual-channel (stereo) amplifier intended for use in home sound systems requiring a musically accurate, no compromise power source.
The 2.5B 3 is a dual-mono design audio power amplifier with two channels capable of 135 watts each 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. PRO amplifiers feature 19 inch wide rack mountable dress panels in a black anodized front finish and also include individual channel trims located on the rear panel.
135W into 8180W into 4360W 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 chassisNo fans or other moving partsBridging switch configures amplifier into a single 360W Channel
Harmonic Distortion: < .005% from 20Hz - 20kHz at 135WNoise: 115dB below full outputSlew Rate: < 60V/µSPower Bandwidth: .5Hz - > 100kHzDamping Factor: > 500 at 20Hz (8)Gain: Switchable - 23dB or 29dB