# Opamp loop gain

#### xxxyyyba

Joined Aug 7, 2012
289
Hello, I'm studying Negative Feedback of OPAMP, but I can't figure out how to calculate loop gain $$A\beta$$. I know that it is necessary to break loop and use test generator, but I don't know exactly how it is done. Any suggestion?

#### shteii01

Joined Feb 19, 2010
4,644

#### Jony130

Joined Feb 17, 2009
5,244