Upon pressing the switch, the circuit generates a pulse whose duration depends on C. The transistors can be BC548 and the power can be between 1 and 6 V. The circuit is from a 1975 publication.
This configuration was found in the Texas Instruments optoelectronics manual. PNP transistors...
Found in a 1965 Electronic Design, this circuit generates adjustable pulses between 200 uA and 10...
In the figure we have an interesting possibility that consists of the activation of a heating...