Device and method for regulating and controlling audio signal based on D/A converter

Device and method for regulating and controlling audio signal based on D/A converter

  • CN 106,707,867 A
  • Filed: 12/30/2016
  • Published: 05/24/2017
  • Est. Priority Date: 12/30/2016
  • Status: Active Application
First Claim
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1. a kind of audio signal control set for adjusting based on D/A converter, it is characterised in that including main controller module, letterNumber conditioning circuit module, D/A converter module and digital potentiometer module, the input of the signal conditioning circuit module are accessedSignal, output end is connected with the D/A converter module, the digital regulation resistance module respectively with the main controller module andIndustrial interface is connected, and the main controller module is connected with the D/A converter module, the D/A converter moduleUsed as signal output part, the D/A converter module is used to carry out digital-to-analogue conversion to signal and be controlled gain output end.

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