Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...

Building radio receivers from scratch is still a popular project since it can be done largely with off-the-shelf discrete components and a wire long enough for the bands that the radio will receive.

🛍️ The best Cyber Monday deals you can shop right now (updating) 🛍️ Arduino kits are a fun, hands-on way for beginners to learn how software and hardware interact. By Bob Beacham Updated Nov 21, ...