Dark Detector


Posted on Feb 6, 2014

The dark detector circuit shown here can be used to produce an audible alarm when the light inside a room goes OFF. The circuit is build around timer IC N..


Dark Detector
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Simple BFO Metal Detector
    How to Make a Cell Phone RF Signal Detector Circuit
    FM Transmitter
    microcontroller driving a relay with transistor and Opto-isolator
    Simple Video Amplifier
    1KHz Square Wave Generator Circuit
    Magnetic pickup pre-amplifier circuit
    Lead acid battery charger
    Analogue Inputs to MIDI Out
    Temperature Logger and Standalone Voltage Logger
    555 electronic circuit diagram of a Christmas tree
    XTR106 no external transistor circuit diagram of work



    Top