How to make an IR proximity detector.

Discussion in 'General Electronics Chat' started by amruth11, Sep 9, 2011.

  1. amruth11

    Thread Starter Member

    May 24, 2011
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  2. praondevou

    AAC Fanatic!

    Jul 9, 2011
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    looking at printed side of the 7805, leads downwards, left pin is input, middle pin is gnd, right pin is output. on the schematic it looks inverted.
    also, put a freewheel diode on the relay coil..
     
  3. iONic

    AAC Fanatic!

    Nov 16, 2007
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    My thoughts exactly!
     
  4. amruth11

    Thread Starter Member

    May 24, 2011
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    Thx guys for the help and i will try it out. :D
     
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