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