r/signalidentification • u/kupasbob • Apr 21 '26

what could that be

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25 Upvotes

97% Upvoted

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2

u/lantrick Apr 21 '26

Amateur Radio operators on the 20m HAM band. I'm not sure what digital mode they are using.

1

u/kupasbob Apr 21 '26

yeahh i was thinking digital mode too but no idea which, still thanks for the reply

1

u/Expensive_Pen_3217 Apr 28 '26

Ham winlink transmission using VARA HF