feedback topology and type?????

[ssatyaki]

plz tell me how to identify positive or negative feedback in a circuit and what type of sampling or mixing is present in the circuit...
thank you

 

[mister_rf]

A very good book
Electronic Devices And Circuits - U.A.Bakshi A.P.Godse

read here all the steps: (page 7.25)

**broken link removed**

also read here:
https://focus.ti.com/lit/an/sloa017a/sloa017a.pdf

**broken link removed**

 

[ssatyaki]

thanks man..helped a lot!!!