This debouncer circuit uses a transistor to produce a single pulse when the switch is triggered. The transistor conducts when the switch is opened. We found this configuration in an 80's publication.
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...
This circuit is from an English publication from 1979. It describes the assembly of a sensitive touch...
This simple optical alarm circuit was found in the 1991 Electronics Experimenter Handbook. The...