Most radio circuits are tuned to pretty close tolerances and going from 27 MHz to 50 MHz seemed like quite a leap. The answer? An Arduino and a few other choice pieces of circuitry. In particular ...

and [Ray Dees] recently published an Arduino library that lets you decode the SAME message packets. He doesn’t provide a method of tuning the radio signal, but at first you can use the audio ...

There are plenty of fun and easy Arduino projects for beginners, the same way the list of unexpected uses for the Raspberry Pi is huge. Understanding the differences between the Arduino and the ...