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You are here: Home / Topics / Mini recorder

Mini recorder

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Projects › Projects › Mini recorder

  • This topic has 1 reply, 2 voices, and was last updated 6 years, 6 months ago by Siddhartha A.
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  • August 9, 2018 at 1:46 pm #4958
    ashok
    Participant

    I ordered  the material to build a micro voice recorder with playback. After soldering a few wires it works fine except the volume is very low. What steps would I take or what would I need to make the volume louder?

     

    Thanks

    Dan

    December 19, 2018 at 8:34 am #14954
    Siddhartha A
    Participant

    can try a pre-amplifier circuit like the one here – engineersgarage.com/contribution/designing-pre-amplifier-using-lm358-99

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