7555 Light-sensitive Alarm


Posted on Feb 7, 2014

the function of this circuit for detects a sudden shadow falling on the light-sensor and sounds the bleeper when this happens. The light sensor is ..


7555 Light-sensitive Alarm
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    VHF Portable "rubber duck" antenna
    Track-and-hold
    Stereo Tv Decoder Circuit
    Powering Your Antique Battery Radio
    Digital Clock
    Troubleshooting a Triac Motor Control Circuit
    3w fm transmitter
    Yaesu G-400 Antenna Rotator Controller
    Light emitting diode circuit of the temperature control
    Suitable for driving the microprocessor power supply LT1587 LT1431S



    Top