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Surfin’: Send APRS Messages via HF PSK and GMSK

A

ARRL

Well-Known Member
Nov 15, 2008
10,994
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By Stan Horzepa, WA1LOU
Contributing Editor

This week, Surfin’ looks at new HF APRS applications originating from the UK.*

In the APRS realm, there is something new afoot on the other side of the pond: the Cross Country Wireless APRS Messenger. This software that provides the means of originating an APRS message on VHF and have it transmitted on HF using PSK (Phase Shift Keying) or GMSK (Gaussian...





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