How 433MHz RF Tx-Rx Modules Work & Interface with Arduino

Want to add wireless capabilities to your next Arduino project, for less than the price of a cup of coffee? Well, then 433MHz RF Transmitter and Receiver Modules are just for you! They can often be obtained online for less than two dollars for a pair, making them one of the most inexpensive data communication … Continue reading How 433MHz RF Tx-Rx Modules Work & Interface with Arduino