This photoelectric sensor that triggers a relay was found in an English book from 1989. The transistor is a general-purpose type, and the integrated circuit consists of an operational amplifier.
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
This isolated solid state relay can function as a shield directly controlling 10 A loads. The...
This circuit consists of a traditional amplifier version with complementary output using BD series...