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.
Found in American documentation from the 1970s, this circuit is intended for amplifying analog TV...
This circuit produces horizontal lines or bars in a analog TV tuned between channels 2 and 5. L1...
This alarm with the 555 integrated circuit is from an EDN from the 90s. The circuit directly...