One suggestion is to use NVIS antennas for those short HF hops.That's Near Vertical Incidence Skywave. Google will give you all the info.<br><br>Hank KA1WTS<br><br><b><i>Scott Miller <scott@opentrac.org></i></b> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> I've had an inquiry about a project that would involve linking fixed <br>APRS stations at intervals of maybe 50 km, with not much chance of <br>digipeaters. Without favorable terrain, that seems a little doubtful <br>for direct VHF.<br><br>I've done very little HF myself in the past decade, and I've never <br>worked HF for local (relatively speaking) communications. Can anyone <br>suggest bands and equipment that would work well for this, assuming 300 <br>baud AFSK is used? Power consumption is a major concern.<br><br>Thanks,<br><br>Scott<br>N1VG<br><br><br>_______________________________________________<br>aprssig mailing
list<br>aprssig@lists.tapr.org<br>https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig<br></blockquote><br><p>
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