Found in a 1980s American documentation, this circuit appears with variations elsewhere in this section. The circuit activates a relay according to the supply voltage.
This circuit was found in a 1967 General Electric documentation. Tunnel diodes can oscillate at very...
This circuit was found in an 80's Electronic Engineering. The circuit uses operatives of the time...
This circuit is a shield for microcontrollers and computers drivind high power loads. In the...