This circuit with a voltage comparator is delayed by the capacitor. The circuit drives a power transistor that must be equipped with a good heat sink.
For those who like experimental circuits, here is a sequential flasher system with LEDs, which can be...
This circuit can be used in broilers, greenhouses, drying chambers to regulate the temperature in a simple...
This circuit consists of an electrostatic sensor that can check if a cable is energized by simply...