In the figure we have the way to implement a monostable with an operational amplifier LM393. The configuration applies to other operators and the power supply must be symmetrical.
The basis of this project is an integrated 566 (not to be confused with a 556 which is a double...
This circuit was obtained in a 1998 publication, but it can be easily assembled. The circuit...
This game was found in an old Popular Electronics. The unijunction transistor can be 2N2646. The...