Electronic World Easy
Electronic World Easy

Electronic World Easy

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    Water Level Indicator - DIY
    2:49

    Water Level Indicator - DIY

    Simple Water Level Indicator - Using BC547 transistor. Indicador de nível de água fácil com transistor BC547.
    8 views
    Voltage Detector Circuit - DIY
    3:25

    Voltage Detector Circuit - DIY

    Voltage detector circuit using BC547 transistor. Detector de CA sem fio usando transistor BC547.
    9 views