ARDOP[0] is the planned replacement data protocol for Winlink, and is slowly shaping out to be a faster, OS-agnostic open source system. Unfortunately, there's

ARDOP[0] is the planned replacement data protocol for Winlink, and is slowly shaping out to be a faster, OS-agnostic open source system. Unfortunately, there's still a FCC limit[1] on HAM radio "symbol rate", which hamstrings these systems by forcing low bandwidth operation, though there has been some official traction in updating the rules. [0]: https://www.winlink.org/content/ardop_overview https://www.winlink.org/content/ardop_overview [1]: http://www.arrl.org/news/arrl-files-symbol-rate-petition-with-fcc http://www.arrl.org/news/arrl-files-symbol-rate-petition-wit...