Tea1062 phone chip, voice on the phone when the receiver is very small, MIC sent without voice-CodePudding

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Tea1062 phone chip, voice on the phone when the receiver is very small, MIC sent without voice

Time：05-09

In made a speech circuit TEA1062 chip, drew a bat, when telephone is connected, can pick machine, can hear each other's voice but very small, my side talk, each other can't hear, blowing on the MIC, oneself the receiver can hear the sound of the blow, ever do cattle people, give some tips,

CodePudding user response:

The microphone sensitivity is too low?

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