modified 8 years ago

3 op amp diffrence amplifier

00:53:17

Output is difference of input multiplied by the gain i.e 1000

published 8 years ago

crake

8 years ago

Your feedback is wrong on the differential stage.

crake

8 years ago

The one on the right

sahalsawas

8 years ago

thanx

hurz

8 years ago

?thanx? but still wrong .... 😵

selman

8 years ago

It's correct it's called instrumentation amplifier.

hurz

8 years ago

@selman, check the right most opamp the input +- are wrong and must be swapped to be correct!

hurz

8 years ago

Here a snapshot how it is now and unfortunately wrong http://everycircuit.com/circuit/4776932458889216

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