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0 pointsJohnythree2y ago0 comments

The key would be the lack of interference, both from electrical noise and from other stations.

Radio Amateurs are even today communicating world wide on the 630m MF band using much lower power and very modest antennas.

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wglb2y ago

Yes, however, they are likely using new techniques such as WSJT and related modes, that have the capability to receive many tens of DBs lower signals.

j / k navigate · click thread line to collapse

0 comments

wglb2y ago

Yes, however, they are likely using new techniques such as WSJT and related modes, that have the capability to receive many tens of DBs lower signals.

j / k navigate · click thread line to collapse