Hobbyists, electronic enthusiasts and makers may be interested in a new 4 channel relay board aptly named the RelayFi. The 4 channel smart relay board is powered by a ESP32 WROOM providing the ability ...

Automates gas/water valves, lights, pool covers, gates or sprinkler systems, etc. Remote operation of three separate devices controllable by an SPDT relay Operates on a low voltage AC power source ...

It’s been less than a year since the ESP8266 WiFi Module was released. This is a chip whose original data sheets were only available in Chinese, could only be controlled through AT commands, and was ...

Description: This product provides direct line-voltage control without the use of low-voltage pilot relays. The compact, multichannel line-voltage relay solution communicates on any Reliable Controls ...

It is very easy to build an “SMS-controlled relay” with the help of a cheap GSM modem module and a small microcontroller board. Here, I’m using the SIM800L and Arduino Nano V3 to develop a nifty ...

Automation Systems Interconnect, Inc. (ASI) introduces of the highest density DIN rail mounted multi-channel relay line available. Automation Systems Interconnect, Inc. (ASI) introduces of the highest ...

Here we present a small, low cost single channel receiver, encoding MM53200 and HT-12, with code self-learning function. Decoding is achieved by means of a PIC microcontroller by Microchip, that deals ...