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OPC271
Opto-Potentiometer,
P&S Technologies Inc.

OPC271 is a high quality stereo audio volume control intended for professional and high-end audio systems. Its volume control is a digital type with high precision and its signal transmission is an analog type using non-contact optical devices. In addition, OPC271 is also compatible with many other popular volume control ICs and software.


 

Applications

  • Hi-Fi Audio Amplifiers
  • Car Audio Systems
  • A/V Receivers
  • Broadcast Studio Equipment
  • Mixing Consoles
  • Musical Instruments
  • Recording Equipment

Features

  • Digitally-controlled analog volume control

        -Non-contact optical volume control

        -Two independent audio channels

        -Serial control interface

        -Mute function

  • Power Supply: +5V Digital
  • Software compatible with the PGA2310, PGA2311 and CS3310
  • Size: 69(w)*42.5(d)*15.5(h)(mm)

 

   Average Channel Deviation(Gang Error)

 

 

 

Pin Configuration                                      Pin Assignment

  

OPC271 with adaptor board

  Diy Kit Ver.2(For Japan only)

OPC271 with adaptor board, unbalanced - New!

 

   OPC271 with adaptor board, balanced - New!

 

Diy Kit Ver.3, unbalanced - New!

- 5 inputs(1 bypass input)

- 1 output

- Remote power on/off

- Mute function

- Unbalanced 2ch

- The front view: Click! 

*** DIY Instructions: Click

 

 

Diy Kit Ver.4, balanced - New!

- 5 inputs(1 bypass input)

- 1 output

- Remote power on/off

- Mute function

- Balanced 2ch

- The front view: Click! 

*** DIY Instructions: Click