Bryston 3B-ST power amplifier Specifications

Sidebar 1: Specifications

Description: Solid-state stereo power amplifier. Output power: 120W continuous into 8 ohms (20.8dBW), 200Wpc continuous into 4 ohms (20dBW); 400W continuous into 8 ohms in bridged mode (26dBW). Distortion: 0.007% at 120W, 20Hz-20kHz, IM (60Hz+7kHz, 4:1, SMPTE method) or THD. S/N ratio: 106dB ref. rated output, 90dB IHF. Slew rate: >60V/µs. Damping factor: >500 at 20Hz ref. 8 ohms, equivalent to an output impedance of 0.016 ohms. Input sensitivity: 1V for 120Wpc into 8 ohms; 2V for full output, balanced. Input impedance: 50k ohms unbalanced, 20k ohms balanced. Polarity: non-inverting.
Dimensions: 19" (482.5mm) W by 5.25" (133mm) H by 9" (228mm) D. Weight: 22 lbs (10kg).
Serial number of unit reviewed: 332826.
Price: $1565. Approximate number of dealers: 90.
Manufacturer: Bryston Ltd., P.O. Box 2170, 677 Neal Drive, Peterborough, Ontario, Canada K9J 7Y4. Tel: (705) 742-5325. Fax: (705) 742-0882. Web:

P.O. Box 2170, 677 Neal Drive
Peterborough, Ontario
Canada K9J 7Y4
(705) 742-5325

commsysman's picture

I think that Bryston has done a lot of work and improved the sound quality since this review came out.

How about a review of the current model 3B-SST2?

hifiluver's picture

decent measurements but too expensive.