John Phillips (@JohnP4597)
Well, HF data coms has been well done by the Ham radio community and the military. Check out WSPR and WJXT, FT8 and FT4. I’m not sure what you’re trying to “learn”...
Use this form to contact JohnP4597
Before you can contact a member of the *Related Sites:
- You must be logged in (register here)
- You must confirm you email address