[sdiy] Discrete Op Amps

[Ingo Debus]

> Am 10.04.2017 um 21:15 schrieb luther rochester <luther.rochester at gmail.com>:
> 
> The 9000 series circuits use only hand matched pairs, expertly selected from individual, ultra-linear transistors.

I learn something new every day :-)
Now that I know that a transistor isn’t necessarily made from a chip, here’s another question: what is an „ultra-linear transistor“? A transistor that doesn’t obey to Ebers-Moll?

Ingo