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 ...

Father of four, Chris Chuang has spent the past seven years contriving a solution to the psychological risks that smartphones pose to young children and earlier this year, he introduced concerned ...

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. The new space saving CR series relays are available in densities as ...

KAWASHIMA Shogo joined NHK in 2018. In the same year he moved to NHK Science & Technology Research Laboratories (STRL) to conduct research and development on an advanced Integrated Services Digital ...