[aprssig] APRS Hardware Survey
Lynn W. Deffenbaugh (Mr)
ldeffenb at homeside.to
Thu Oct 20 13:08:58 EDT 2011
On 10/20/2011 12:25 PM, Stephen H. Smith wrote:
>
> All Mic-E devices replace the destination address (where the device ID
> usually is) with encoded latitude information for the standard
> position beacon. The only time these devices will ever send the
> destination address (and therefore identify the sending
> device/software) is in status beacons (if sent), and during messages
> sent to another specific station.
If you want to further analyze the Mic-E packets, see the details at
http://aprs.org/aprs12/mic-e-types.txt and
http://www.aprs.org/aprs12/mic-e-examples.txt but beware of the added or
removed trailing space issue when it comes to detecting Yaesu VX-8's or
otherwise looking at the "last" character of a Mic-E packet. The
character you're looking for MIGHT be before a trailing space that was
added along the way or it might BE a trailing space that was improperly
removed.
Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
PS. What's a HinzTec anyfrog? Looks like another one to be added to
the APRSISCE/32 platform detector.
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