Operational Amplifier Rg what does it mean?

AnalogKid

Joined Aug 1, 2013
8,376
There are two "standard" ways to make an instrumentation amplifier out of operational amplifiers. One uses two opamps, and one uses three. You want the three-opamp version.

Search for 'instrumentation amplifier circuit' to get lotsa sample schematics.

ak

 
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