How to make automatic switch on the light by voice or sounds – Automatic switch circuit

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Published on November 13, 2017 by admin

How to make automatic switch on the light by voice or sounds – Automatic switch circuit

Voice switch circuit daigram

Voice switch circuit diagram

Component:

– 1 Relay 12V DC

– 2 Resistance 10k ohm, 1k ohm

– 1 Mic ( can take it from tape )

– 1 Transistor: SCR 2P4M

– Power Input 9V to 12V DC

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2 comments

  • Naresh 3 months ago

    Sir, I made clap switch project but it is not working…..
    So there is any modification that can be done…..

    Reply
  • samson aklilu 3 months ago

    your make smart video

    Reply

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