I’m not familiar with using FreeDV digital communication, but I saw on QRZ where a FreeDV QSO party is set for April 27-28 to encourage people to try the mode out. Here’s the link in case you’re interested in learning more about the party rules and points.
hamseatingchicken.com 
Never heard of it…thanks for yet something else that I must research!
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https://freedv.org/
Kind of cool…works under Linux. I’ll be giving this a try at some point. Apparently this works really well in low SNR environments where SSB is “unusable”, as they say.
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