Articles with tag “APRS”

Operating Portable from Apple Orchard Mountain

During the weekend of July 16th I plan on being atop Apple Orchard Mountain, in Virginia, operating in the AT Golden Packet event as well as doing some VHF+ work while I'm there.  I'll be accompanied by Dave, KB3RAN, and Steve, N3IPN, who are planning to operate QRP HF voice …

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Managing resources during Public Service events using APRS

[caption id="attachment_898" align="alignright" width="300"]Picture of Mark Freeze shadowing Zoe during 2016 Raleigh Tour de Cure Mark, WD4KSE, shadowing Zoe during the 2016 Raleigh Tour de Cure. - photo by MotoPhotoMe.[/caption]

Over the weekend I helped support the American Diabetes Association's Raleigh Tour de Cure - a two-day charity bicycle ride that allows riders to choose between 80 and …

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The oddest thing happened today... Analysis of an APRS replay "attack"

The other day a fellow amateur radio operator, WJ3K, caught me on the Annapolis repeater and asked me whether I was seeing odd things happening on the APRS network.  Specifically, whether or not I was seeing station tracks getting bounced around as if an old packet had been injected into …

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APRS on RF from your computer network

Enable Server Ports.  Those three words have baffled me for years. It's a menu item, under Interface, on Xastir and I've been wondering what it does for a while.  I had searched the Internet before without a positive result but last night I hit gold.

Okay, maybe not gold but …

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UHF Repeater and APRS

Image of UHF repeater station using a Kenwood TKR-820.Frequency
444.350MHz (+ 5MHz)
CTCSS 131.8Hz

Location Chesapeake Beach, Maryland

Image of a packet radio station using a Yaesu FT-8900, Kantronics 9612+, and MFJ-4125P power supply.Just a little project I'm working on.  I picked up a UHF repeater, controller, and duplexer at a RARSFest from a friend of a friend and I now have it here at home in Calvert County.  The repeater, along …

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HSMM

HSMM, or High Speed Multimedia, networks provide IP-based wireless network communications over amateur radio microwave frequencies for the amateur radio community. Many different services can be offered across this network providing a wide range of communication operations to the users.

Communication Modes

Because this network is IP-based, the network will …

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