Most likely it is beginning to fail, and the timing is off (so it would pass a logic-function test but not at full speed - and IC14 gets hammered).
Semiconductor timing is notoriously variable with temperature, so that theory does match the symptoms.
Semiconductor timing is notoriously variable with temperature, so that theory does match the symptoms.
Statistics: Posted by wiggy — Fri Dec 06, 2024 12:07 pm