Quote Originally Posted by leo View Post
I could be wrong but those op-amps in the Karan maybe used as a DC servo, ( so you don't use signal coupling cap), the signal circuitry maybe discrete under those cases?

BTW where something requiring a circuit with more than a few tranistors for the gain a modern op-amp is hard to beat imo, theres far more potential problems with discrete like matching, layout etc
The main advantage with say a discrete op-amp is that you can tap into parts internally you can't with a 8pin IC
yeah I meant the karan. If op amps are used only for a DC servo, then that is pretty good.