A relay module is an electrical component. Various industries use this circuit board that houses one or more electric switches or relays in different circuits and electrical projects. Relay boards are ...

IN - This pin is also called the control pin because it is used to control the output of the relay. COM - is connected to the device you intend to connect. NC - terminal is connected to the COM ...

Impulse relay is a viable alternative for lighting control from multiple locations. In modernistic houses and apartments, lighting schemes to control lights from two or more locations are becoming ...

The Elektor LoRa Switch has a nice relay board that can easily be used in Wi-Fi networks if you replace the LoRa part by Wi-Fi. You then get a Wi-Fi Switch. In the March-April 2020 edition of Elektor ...

Pickering Interfaces has announced a range of PXI and PXIe microwave relay modules capable of switching signals up to 110GHz in 50Ω. They will be reveals for the first time at IMS in San Diego next ...

So, you can easily make this home automation project at home just by using an ESP32 and relay module. Or you can also use a custom-designed PCB for this project. This is the complete circuit diagram ...

A variety of on-off-auto relay modules are available from various suppliers (including Emphatec) but the SIGNEXT module allows the user to use any relay or contactor and has the unique feature of ...

I nead help with support for new device. It is 2 gang Smart light switch module. I try to do it myself, but I'm begginer in programing and my experiment with scripts ...