These days, 433-MHz RF transmitter/receiver modules are very popular with electronics ... Let me show you how you can handle the data-packed radio signals easily without having to use pricey test ...

The 433-MHz LR Series ... features adjustable transmitter power and receiver sensitivity in excess of –115 dBm. A precision crystal-locked PLL allows for transparent data transfer at rates ...

In this design idea, you will learn how to interface two PIC microcontrollers using a wireless 433-MHz RF transmitter/receiver pair to control up to six relays and monitor two analog signals.