This circuit is from a 1968 documentation. It generates a non-symmetrical signal with the waveform shown next to the diagram. Transistors are of the time, but modern equivalents can be used.
The transistors in this circuit are 2N2222 and general-purpose diodes 1N4148. The circuit is from...
A way to avoid the influence of ambient light, or even the action of external light sources on the...
This circuit for demonstrating a sampling and holding configuration was found in a Popular...