Differential Amp

Discussion in 'Homework Help' started by Volt, Dec 1, 2008.

  1. Volt

    Thread Starter Member

    Nov 28, 2008
    24
    0
    Hi,

    I want to take the difference in voltage using an op amp and just take that difference without amplifying it as my output,

    would I have to just use the same values for R1 and R2 or can I leave some resistors out?

    Thanks in advance
     
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
Loading...