The main usage of the Relay was seen in the history of transmitting and receiving the information, that was called as Morse code where the input signals used to be either 1 or 0, these change in ...

This article describes the basic installation of an RFID and password-based door access control system. Access control systems allow only authorized persons to enter or exit the premises. Access ...

Before we discuss troubleshooting relay-related wiring, let’s review. Last week we talked about the standard DIN numbers used on relays and the incredible utility they represent. In any circuit with a ...