Found in a 1969 documentation, this circuit is reset by a push button. The activation time is 100 us. The transistors are from the era.
An OR gate can be implemented with an LM3900 transconductance operational amplifier. The circuit is...
This circuit was obtained in an old American documentation, remembering that the 566 is the double...
This circuit has a consumption of only 3.7 mA and can be installed in vehicles or objects for...