When the 24 V battery voltage drops below 18 V, this circuit cuts off its discharge. The circuit is from 1968 documentation. It can be adapted to operate with other voltages.
We found this circuit in a 90s Popular Electronics. It increases the duration of a pulse in a...
This simple circuit detects when a conductive liquid reaches the sensors. The circuit has no...
This converter or inverter uses components that are still common. The transformer is the type...