7B³ Amplifier

The Bryston 7B³ is a single channel (mono) amplifier which offers virtually perfect freedom from overload on any type of speaker. It assures an amazing degree of transparency, musicality, and ease of listening.

Inputs: 1x Balanced Inputs (XLR or TRS), 1x Single Ended Inputs (RCA)

Power Capabilities:

  • 600W into 8Ω
  • 900W into 4Ω


  • Active extremely low distortion input buffer
  • Balanced and Single Ended audio inputs
  • Selectable gain at 23 or 29dB
  • Regulated power supplies to all voltage gain stages
  • Convection cooled and housed in a fully aluminum chassis.
  • No fans or other moving parts
  • Energy storage power transformers maximize dynamic range
  • Harmonic Distortion: ≤.005% from 20Hz to 20kHz at 600W
  • Noise below full output: -113dB single ended, -116dB balanced
  • Slew Rate: >60V/µS
  • Power Bandwidth: .5Hz to >100kHz
  • Damping Factor: >300 at 20Hz (8Ω)
  • Switchable Gain: 23dB or 29dB

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