Good news!

This site is slowly getting archived in favor of our new wider-community effort at Traquito.

Head over to our new site at Traquito to check out the $14 WSPR tracker, realtime maps/graphs, and other great resources!

This is a page consisting of some detailed notes taken during the process of getting APRS message construction and transmission working.

This is my attempt to give back to the general community which has done a lot of work in this area already.

There is a lot of information on the web, but pretty scattered, and not always as clear as could be.

I (Doug) am a software developer by trade, and I think some of the specifics relating to building messages could be made clearer in a number of cases.

In this page, I will attempt to provide: