op amp cicuits

Discussion in 'General Electronics Chat' started by garyp, Mar 17, 2006.

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  1. garyp

    Thread Starter Member

    Feb 17, 2006
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    can anyone tell me how these three circuits work. i haven't a clue when it comes to opamps.

    thanks
     
  2. garyp

    Thread Starter Member

    Feb 17, 2006
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    Can someone delete this thread my pc kept crashing
     
  3. Dave

    Retired Moderator

    Nov 17, 2003
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    Duplicate Thread.

    Please post replies to this topic in the active thread here.

    Thanks.

    Dave
     
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