[Author Prev][Author Next][Thread Prev][Thread Next][Author Index][Thread Index]

Re: gEDA-user: challenge board ALMOST works



Werner Hoch <werner.ho@xxxxxx> writes:

> When I'm using 7414 as oszillator I usually use the third circuit.
> This only works with IC's that have schmitt-trigger inputs.

What values (or ratios) of R3 and R2 do you use?  I assume R2 is
large, since it's configured as a voltage divider, but I'm trying to
keep R3 large too to get a low frequency out of such tiny parts
(0.01uF is the largest 01005 they make).


_______________________________________________
geda-user mailing list
geda-user@xxxxxxxxxxxxxx
http://www.seul.org/cgi-bin/mailman/listinfo/geda-user