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  1. karthikeid

    using PIR(Passive infrared sensor) need a counter

    hi using the PIR need a circuit that counts using a display when it detects. check this for pir http://en.wikipedia.org/wiki/Passive_infrared_sensor
  2. karthikeid

    forum topic missing

    hi for this circuit... http://www.electronics-lab.com/projects/power/003/index.html
  3. karthikeid

    forum topic missing

    hi what happen to the power supply forum topic was it been removed ???
  4. karthikeid

    optocoupler

    hi simple application that can be implemented with using optocouplers??
  5. karthikeid

    optocoupler

    hi pls help me with a simple circuit using optocoupler using PC814 or some  ???other one
  6. karthikeid

    0-30 Vdc Stabilized Power Supply

    hi i am having only 10000uf/63V capacitor can i use it instead of 12000uf  ???
  7. karthikeid

    multisim

    i am using multisim 10 someone pls tell me how to add components to multisim and for the IC CD4022B  ??? :(
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