SOUND METER KIT
SOUND METER KIT

    SOUND METER KIT

    €11,99
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    DESCRIPTION

    This project kit uses a microphone to measure the sound level and then displays the amount of sound by lighting more LEDs the louder it is. There is an adjustment to set the sensitivity and the output is displayed on 10 LEDs.

    The circuit uses an LM386 audio amplifier IC to amplify the signal from the microphone, then the LEDs are driven by an LM3914 dot / bar display driver.

    Features:

    • When built the kit measures sound and displays the level accross LED's.
    • Sound sentivity is adjustable.

    Contents:

    Dimensions:

    • PCB Length: 91mm.
    • PCB Width: 46mm.

    Requires:

    Resources:

    Note:

    • This kit requires soldering.
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