Today I've set up DKIM  ( DomainKeys Identified Mail ) on the aprs.fi servers and within the aprs.fi DNS zone. A week back I already set...

I woke up today to find out that Google Maps are disabled on aprs.fi, and the site is slightly crippled. Google had noticed that aprs.fi ...

Most APRS devices and applications transmit an unique AX.25 destination callsign in all their packets, so that receiving stations can figure...

One of my APRS transmitters using the Mic-E packet format. Fresh photo for the blog. Mic-E encoded packets, as commonly transmitted by...

Ocicat kitten, 5 weeks, (c) Heikki Hannikainen Last night I spent a couple hours trying to improve URL navigation on the aprs.fi real-ti...

Amateur Radio Stack Exchange is a question and answer site for amateur radio enthusiasts. It's currently in public beta, and a lot of g...

Photo unrelated to upgrade! Some floppies we found at the OH2K club station while cleaning and discarding old stuff. Quite nostalgic stuff...