need help with a timing circuit for a school project

Discussion in 'Homework Help' started by cathal, Dec 18, 2006.

  1. cathal

    Thread Starter New Member

    Dec 17, 2006
    1
    0
    I want to build a simple timing circuit 9volt to automatically turn itself on after a set time say 5 seconds.
     
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    Hi,

    What will tell the circuit to turn itself on? What's it going to do?
     
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