555 Timer Free-Running Multivibrators

Discussion in 'Homework Help' started by Rielly1990, Feb 11, 2010.

  1. Rielly1990

    Thread Starter New Member

    Feb 11, 2010
    1
    0
    Well, im trying to make that Circuit using Multisim, this is my first time trying to use it, and well i dont know how to get +12 Vin and Vout using this program, would any of you guys know where i can find this please help me out.
     
  2. mik3

    Senior Member

    Feb 4, 2008
    4,846
    63
    Go to Master database-Sources-Power sources-DC Power.
     
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