Bryston 4B 3 Cubed Pro 300 Watt Stereo Power Amplifier

300w stereo power amp, 500w at 4 ohms, 1,000w bridged at 8 ohms
MFR# 4B3-PRO
Bryston 4B 3 Cubed Pro 300 Watt Stereo Power Amplifier
$5,995.00
No interest if paid in full within 12 months Learn more
Special Order
Due to the special nature of this item, we order each unit fresh from the factory, exclusively for you! Lead times may vary so please chat, call or email for up-to-date inventory status.
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 our 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 29dB
  • 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 900W Channel

Specifications:

  • Harmonic Distortion: ≤.005% from 20Hz to 20kHz at 300W
  • Noise below full output: -110dB single ended, -113dB balanced
  • Slew Rate: >60V/µS
  • Power Bandwidth: .5Hz to >100kHz
  • Damping Factor: >500 at 20Hz (8Ω)
  • Switchable Gain: 23dB or 29dB

Options:

  • Available with silver or black faceplate (3U + .55”)
  • 17” (without handles) or 19” (with handles) faceplate available (non-rack mountable)
  • Rack mountable Pro Edition available in black (see Cubed Pro for more details)
Specs

Additional Information

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