infrared alarm

Discussion in 'The Projects Forum' started by shayan ali, Sep 26, 2010.

  1. shayan ali

    Thread Starter New Member

    Sep 26, 2010
    1
    0
    can someone help me in making an infrared alarm by sending the proper circuit ?? or guide me ?? i am using two 555 chips in my project
     
  2. wayneh

    Expert

    Sep 9, 2010
    12,120
    3,046
    What sort of alarm do you want? Cat under garage door, door open, intruder coming through window, sun is up? What do you want the alarm to DO, make a big noise? Does this need to be battery powered?

    Sorry about all the questions but no one can help you without a lot more detail.
     
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