There’s a huge market for 433 MHz alarm system hardware out there ... In the past we’ve seen the Raspberry Pi fill in as an RF to WiFi gateway for these type of sensors, as well as projects ...
The 433 MHz spectrum is a little bit of an oddball ... Built around an ATmega8 microcontroller, making it easy to work with Arduino sketches, and with a 2×8 character LCD for ease-of-use when ...