This circuit was found in an 80's Poptronics. The circuit is a fast trigger whose signal can be taken from the Q2 collector. The supply can be done with voltages from 9 to 12 V.
The circuit that we will see below uses an element of the semiconductor family that is not yet...
This circuit is from 1994, from a technical documentation from National Semiconductor, but can be...
This circuit is from a 1967 US publication. The configuration can serve as a basis for designs...