PIR. motion sensor alarm circuit

A motion detection alarm circuit using a PIR.SENSOR motion detection, if the move is a positive light from the PIR sensor, triggered by a delay circuit, Q1 and relay it to work and hold for about 20 seconds. to apply to the siren to signal a warning to stop, or discarded by the switch S1 is a switch that controls it. Or a remote control.
PIR. motion sensor alarm circuit

Other circuits involved.

  1. PIR motion sensor
  2. Cheap burglar alarms
  3. How to install CCD camera sensor with VHF sender
  4. The PIR Movement detector with light-activated
  5. Ultrasonic motion detector project with versatile controls

18 Comments

  1. hassan bassari May 2, 2015
  2. hassan bassari May 2, 2015
  3. Aliza Rahman July 15, 2015
  4. Pasha SM November 20, 2015
  5. Pasha SM November 20, 2015
  6. Mangesh D December 2, 2015
  7. Ata February 3, 2016
  8. marian February 8, 2016

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