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.
This circuit was found in an English magazine from 1973. The magazine no longer exists, but the...
This radio version of 1 transistor, extensively explored on this site and in this section, is from...
This dual control was based on Texas Instruments documentation for the CD4050. The circuit has two...