New APRS devices and applications are being developed at a furious pace. There have been hundreds of new device/application identifiers requested at aprs-deviceid . These developers would like to you know what they have been up to. Most recent additions on top. TA-APRS TA-APRS is a Windows-

Polaric Server is a powerful and flexible open-source platform designed to handle geographical information systems (GIS) and Automatic Packet Reporting System (APRS) data.  It's particularly well-suited for tasks such as: * Tracking and visualization: It can display real-time location data from various sources, including GPS devices,

In 2014, Kenneth W. Finnegan wrote and important paper called Examining Ambiguities in the Automatic Packet Reporting System.  A search for that title will find dozens of copies and references scattered around.  He starts with the problem and attempts to provide a solution: …  This is proving to be problematic due

Staying Connected in Paradise: APRS in Hawaii (written with help from Craig Paul KH6CP and Jeffrey Komori KH6JUZ) Hawaii, with its stunning landscapes and adventurous activities, is a dream destination for many. But adventuring often means venturing off the beaten path, and staying connected can be a challenge. This is

Club meetings and ham conventions are always looking for speakers. There was nothing about APRS during the 2024 Dayton forums. Suppose you wanted to give an APRS presentation at a club meeting or ham convention. But... It's a big job. You are not sure where to start and

What does this mean? N83MZ>T2TQ5U,WA1PLE-4*:`c.l+@&'/'"G:} KJ6TMS|!:&0'p|!w#f!|3 What is wrong with this packet? WA2GUG-15>TQ0V4V,TCPIP,WA2GUG-15,K1EQX-7,N3LLO-3,WIDE2*,RFONLY,NOGATE:}KB1CRN-14>TQ0V4V,WIDE1-1,

Now that billions of computers and mobile phones (which are handheld computers) are all connected by the Internet, the large growth is expected from the “Internet of Things.” What is a “thing?” It could be a temperature sensor, garage door opener, motion detector, flood water level, smoke alarm, antenna rotator,

By Jon Adams N7UV A really great thing about sub-GHz LoRa is that there are 9 different bandwidths and 8 different spreading factors from which to choose, each set giving a link unique characteristics.  A really challenging thing about LoRa is that there are 9 different bandwidth and 8