[aprssig] APRS on 70CM using a hundred "free" UHF radios

Robert Bruninga bruninga at usna.edu
Mon Sep 24 08:50:00 EDT 2018

Apparently the Motorola VRM650 UHF data radio should be available for
almost free by the hundreds.

These are Motorola VRM650 modems which I think are a 40 Watt MCS2000 radio
with a different faceplate and only a DB9 rs232 port.

We need to figure out an APRS application and figure out how to use them.

Apparently they are being forced out by FCC rules changes on the commercial

But we need someone that knows how they network together with data… AS-IS
to see if we can use as is for some kind of Amateur Network.

The first thing that comes to mind for me is to build the 2000 mile links
along the Appalachians!

We test the path every year in the GOlden Packet Event:

Here is the link on the above page to our dreams for an East Coast backbone.

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