Bryston CUBED 135 watts Stereo Amplifier - 2.5B³

The Bryston 2.5B3³ is a compact, high quality, dual-channel (stereo) amplifier intended for use in home sound systems requiring a musically accurate, extremely reliable, no compromise power source.

Inputs: 2x Balanced Inputs (XLR or TRS), 2x Single Ended Inputs (RCA)

Power Capabilities:

• 135W into 8Ω
• 180W into 4Ω
• 270W into 8Ω (Bridged Mono)

Features:

• Active extremely low distortion input buffer
• Balanced and Single Ended audio inputs
• Selectable gain at 23dB 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 360W Channel

Options:

• Available with silver or black faceplate (2U + .55”)
• 17” or 19” faceplate available (non-rack mountable)
• Rack mountable Pro Edition available in black (see Cubed Pro for more details)

Specifications:

• Harmonic Distortion: ≤ .005% from 20Hz to 20kHz at 135W
• Noise: ≤ -115dB @ full bandwidth
• Slew Rate: >60V/µS
• Power Bandwidth: <1Hz to >100kHz
• Damping Factor: >500 at 20Hz (8Ω)
• Switchable Gain: 23dB or 29dB

Reviews:

• "Soft or loud, big or small, the Bryston amplifier unfailingly delivers the full power range of a musical performance." - 10 Audio
• "More powerful than I expected from a 135 watt per channel amp. The more I played it, the more I liked the sound." - Steve Guttenberg, CNET