temperature switch lm358

The two-level temperature switch measures two different temperature ranges. After that, the relay turns ON/OFF corresponding to the temperature level. Furthermore, the circuit includes IC LM358, transistors, diodes, and relays. Hardware Components The following components … Read more

Two-level Temperature Switch Circuit with LM358

Car Engine Overheat Alarm

The automobile is a recombination of many things, like the transmission, AC, radiator, speedometer, level monitor and the list goes on. But one of the most critical things is the engine temperature; if left unchecked … Read more

Car Engine Overheat Alarm using NE555