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Bryston 4B3 PRO 300-Watt Stereo Power Amplifier

300-watt stereo power amplifier with active extremely low distortion input buffer, balanced and single-ended audio inputs, and selectable gain at 23 or 29 dB
MFR# 43104
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Bryston 4B3 PRO 300-Watt Stereo Power Amplifier-view1

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Bryston 4B3 PRO 300-Watt Stereo Power Amplifier
300-watt stereo power amplifier with active extremely low distortion input buffer, balanced and single-ended audio inputs, and selectable gain at 23 or 29 dB

In stock

Product Description

The Bryston 4B³ is a dual-channel (stereo) amplifier which is acclaimed internationally as being suited for the finest and most sophisticated sound systems. It is currently the most popular Cubed Series model.

Power Capabilities:

  • 300W into 8Ω
  • 500W into 4Ω
  • 900W into 8Ω (Bridged Mono)

Features:

  • Active extremely low distortion input buffer
  • Balanced and Single Ended audio inputs
  • Selectable gain at 23 or 29 dB
  • Regulated power supplies to all voltage gain stages
  • Independent power supplies for each channel
  • Convection cooled and housed in a fully aluminum chassis.
  • No fans or other moving parts
  • Bridging switch configures amplifier into a single 900 W Channel

Specifications:

  • Harmonic Distortion: ≤0.005% from 20 Hz to 20 kHz at 300 W
  • Noise below full output: -110dB single ended, -113dB balanced
  • Slew Rate: >60V/µS
  • Power Bandwidth: 0.5 Hz to >100 kHz
  • Damping Factor: >500 at 20 Hz (8Ω)
  • Switchable Gain: 23 or 29 dB

More Information

Condition New
Active or Passive Active
Chassis 19-inch Rack-Mount
Channels Dual-Channel
Number of Inputs 2
Number of Outputs 2
Amp Wattage 1000w
Impedance 4 or 8 Ohms

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