This circuit was found in a 1967 Electronic Design and can be adapted to use modern equivalent components. The circuit provides a symmetrical voltage with the same value as the single input voltage.
This simple two transistor timer can be used to measure short time intervals. The power supply...
This re-triggerable circuit was found in the April 1988 Radio Electronics magazine. Timings are...
Originally indicated as an alarm alert in a 1990s US publication, this circuit can be used as a...