FS: Bryston SP1.7 processor/pre-amp 19" silver

rahman

Wammer
Wammer
Jul 6, 2008
243
36
43
Dublin
AKA
Adrian
HiFi Trade?
  1. No
The clear-out continues and up next is my Bryston SP1.7 processor/pre-amp – silver 19” rackmount 230V version.

In excellent cosmetic and operational condition. See photos.

Basically, it’s a highly regarded Bryston BP25 stereo pre-amp (same analogue circuitry), but with DAC/surround capabilities in a single box with remote.

Looking for £500 ONO (via bank transfer or paypal friends) and buyer pays shipping from Dublin, Ireland.

Specs/reviews below.

Cheers

Adrian

Specs 

http://www.bryston.com/PDF/Manuals/SP1pt7_MANUAL.pdf

Inputs

·       Analog Audio: Six stereo (RCA) pairs, One 5.1 channel (RCA) input

·       Digital: 4 coaxial (RCA) 75 Ohms, 2 Optical (TOSLINK), conforms to S/PDIF standard. Pro version 1 AES/EBU input (XLR) 110 Ohms

·       Infrared: 1 mini phone jack

·       RS-232: D9 connector (bidirectional)

Outputs

Analog Outputs:

·       Left, Centre, Right, Right Surround, Left Surround, and Subwoofer on 6 unbalanced (RCA) and 6 balanced (XLR).

·       2 stereo (RCA) pairs of Record Outputs.

·       1 pair (RCA) Surround Back outputs

Trigger: One 12V on/off trigger, One 12V programmable trigger, to source 80mA total.

Remote 30 button, Hand-Held, Infrared remote control unit operates with two AAA batteries.

Performance Specifications

·       A/D Conversion: 24-Bit, 48kHz Delta-Sigma

·       D/A Conversion: 24-Bit, 96kHz Delta-Sigma

·       DSP Engine: Motorola 56367

·       Power Supply: Dual, Linear, Toroidal

·       Frequency Response: 20Hz to 20kHz +/- 0.25 dB

·       THD+Noise: Less than 0.006% in DSP modes; Less than 0.0025% in Bypass mode 20Hz to 20kHz at maximum output level.

·       Signal-to-Noise Ratio: 105dB in DSP Modes; 110dB in 2ch Bypass Mode ; 22kHz bandwidth, Ref. 1kHz at maximum output level

·       Input Level: 2 Vrms in DSP modes; 4 Vrms in Bypass Mode

·       Input Impedance: 50kOhms

·       Output Level: 8 Vrms (16 Vrms Balanced) in DSP Modes; 10 Vrms (20 Vrms Balanced) in Bypass Mode.

·       Output Impedance: 110 Ohms

·       Bass Management: 2nd Order HPF(x5), 4th Order LPF; 60 – 220 Hz Crossover Freq.

Physical Specifications

·       Power Requirements 100VAC, 115VAC, and 230VAC models. 200 VA. IEC detachable power cord (included)

·       Dimensions: rackmount: 19” W x 13.5” D x 3.5” H

·       Weight: approx 22 lbs (10 kg)

·       Chassis Temp: 0 to 50 deg Celsius

Some SP1.7 reviews here:

·       http://www.audio-ideas.com/reviews/video/bryston-sp1-7.html

Some Bryston BP25 reviews here:

·       https://hometheaterhifi.com/blogs/bryston-bp-25-stereo-preamplifier/      

·       https://www.stereophile.com/solidpreamps/1096bryston/index.html

bryston front 2.jpg

bryston front 3.jpg

bryston left.jpg

bryston rear.jpg

bryston right.jpg

 

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