A WSPR beacon that uses novel techniques to control an Si5351 for mHz frequency control even into the UHF range.

GitHub is where people build software. More than 150 million people use GitHub to discover, fork, and contribute to over 420 million projects.

International network of WSPR beacon is a network of radio transmitters, usually operating on the HF frequency band (80 m, 60 m, 40 m bands) and designed to study radio wave propagation using low ...