Bryston BDA-1 D/A converter Specifications

Sidebar 1: Specifications

Description: Digital-to-analog converter with remote control of digital input and volume. Digital inputs: USB 1.1, four S/PDIF electrical (RCA, BNC); two S/PDIF optical (TosLink), AES/EBU (XLR). Digital input sample rates accepted: 32, 44.1, 48, 88.2, 96, 176.4, and 192kHz (transformer-coupled S/PDIF, AES/EBU); 32–48kHz, USB. Input word lengths accepted: 16–24-bit, S/PDIF and AES/EBU; 16-bit, USB. Digital output: S/PDIF bypass loop output via RCA jacks. Control inputs: RS-232 port via 9-pin subminiature connector; remote 12V power-on/off trigger. Analog outputs: 1 pair each RCA, balanced XLR. Maximum output level: 2.3V RMS unbalanced, 4.6V balanced. Output impedance: 100 ohms balanced, 50 ohms unbalanced. Frequency response: 20Hz–20kHz, ±0.1dB. THD+noise at 1kHz: 0.002%. IMD (CCIF): 0.0003%, 19+20kHz. Channel separation: 109dB at 1kHz. Output noise: <4ÊV or –100dB, 20Hz–20kHz (ref. 1V). Signal/noise: 140dB. Dynamic range at –60dBFS: 123dB. Jitter: <250ps peak–peak. Power consumption: 10VA.
Dimensions: 17" (432mm) or 19" (483mm) with rack ears W by 2.75" (44mm) H by 11.25" (286mm) D. Shipping weight: 18 lbs (8.2kg).
Finishes: Black, silver.
Serial Number Of Unit Reviewed: 000100.
Price: $1995; add $350 for BR-2 remote control. Approximate number of dealers: 200. Warranty: 5 years parts & labor, digital circuits; 20 years, analog circuits.
Manufacturer: Bryston Ltd., PO Box 2170, 677 Neal Drive, Peterborough, Ontario K9J 6X7, Canada. Tel: (800) 632-8217, (705) 742-5325. Fax: (705) 742-0882. US: Bryston Service USA, 79 Coventry Street, Suite 5, Newport, VT 05855-2100. Tel: (802) 334-1201. Fax: (802) 334-6658. Web:

Bryston Ltd.
PO Box 2170, 677 Neal Drive
Peterborough, Ontario K9J 6X7
(800) 632-8217

Metalingus's picture

What is it like with oversampling off? Does it have a perfect response like a NOS DAC? If so this has the best of both worlds, inaudible distortion and good impulse.