paulrickards, 1 month ago @mejs What part are you using for G11? Is it a 74LS20? I have a 74ALS20AN there. Looks like the ALS part is faster than LS. Could cause instability.
@mejs What part are you using for G11? Is it a 74LS20?
I have a 74ALS20AN there. Looks like the ALS part is faster than LS. Could cause instability.