Using the LM3909 this circuit was found in the January 1992 issue of Radio Electronics magazine. Resistor R1 should be chosen according to the table given next to the diagram.
This "debouncer" was found in Popular Electronics, using TTL technology. For this reason, it can be...
We found this circuit in the June 1991 issue of Radio Electronics magazine. The integrated circuit is...
We found this circuit in an old documentation. Its purpose is to turn on warning lights when the...