[sdiy] Quick CV output buffer query

[Neil Johnson]

Tom Wiltshire wrote:
> How do I arrange that with the output buffer? If I use 100K for the feedback resistor, and 1K for the output protection, do I need a 101K input resistor? How does that work?

Yay, it's that time of the month again when some pictures help explain
how the output-buffer-with-internal-resistor circuit works:

https://www.muffwiggler.com/forum/viewtopic.php?p=1129644&highlight=#1129644

Neil
--
http://www.njohnson.co.uk