Bryston 2.5B3 Cubed Stereo Power Amplifier


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Bryston amplifiers enjoy universal acclaim fromboth audio professionals and music enthusiasts unlike any other brand in the world. As a result of relentless passion for superb performance and unparalleled build quality, Bryston engineers have continued to innovate since our groundbreaking premier in 1976. The Cubed Series amplifiers continue this tradition of excellence, highlighted by lower distortion, increased bandwidth and reduced noise, presenting listeners with a crystal clear window into their most favorite recordings.

  • Bryston Cubed Series Amplifiers, featuring patentedcircuitry developed in conjunction with Dr. Alexandru Salomie, move the listener ever so close to the music with such visceral realism, the experience is most comparable to live performance. This is the Bryston Cubed Series.

  • Bryston engineers, led by Christopher Russell, have been busy over the years since the advent of the SST2 Series finding new methods to reduce noise and distortion to reveal more nuance and subtlety than ever before. Cubed Series amplifiers employ significant improvements including: • Dramatically less distortion at input stage • Improved common mode noise rejection • Major improvement in EMI/RFI noise rejection • Less than 500mW standby power consumption • Update dress panel aesthetic with clean lines and new finish

  • Power: 135W into 8Ω 180W into 4Ω 360W into 8Ω (Bridged Mono)

    Harmonic Distortion: ≤ .005% from 20Hz to 20kHz at 135W

    Noise: 115dB below full output

    Slew Rate: >60V/µS

    Power Bandwidth: .5Hz to >100kHz

    Damping Factor: >500 at 20Hz (8Ω)

    Switchable Gain: 23dB or 29dB