piezo switch

Discussion in 'General Electronics Chat' started by kit, Dec 6, 2005.

  1. kit

    Thread Starter New Member

    Dec 6, 2005
    1
    0
    i have been designing a timer circut that activates when a mouse enters a trap. 2 leds will start to flash an a buzzer will pulse on and off. i have been trying for many weeks to get it to work when a mouse touches a piezo on the floor of the trap but i have failed. can any 1 help. if u can email me on kit_kaye@hotmail.com
     
  2. hgmjr

    Moderator

    Jan 28, 2005
    9,030
    214
    Can you post the schematic here so that our members can have a peek at it? Maybe one of us can spot the cause of the malfunction.

    hgmjr
     
  3. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    Hi,

    It may be that your mice don't stomp hard enough. Think about an IRLED and a phototransistor to set things off when the mouse breaks the beam.
     
  4. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    Hi,

    It may be that your mice don't stomp hard enough. Think about an IRLED and a phototransistor to set things off when the mouse breaks the beam.
     
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