Why “Model First, Then Measure” Beats Guesswork in Amateur Radio Antenna Design
Have you ever built an antenna, and it didn't work as well as you thought?…
The Ultimate Handheld Walkie-Talkie Guide for Amateur Radio Beginners
Whether you call it a Handy Talkie (HT) or a walkie-talkie, a handheld transceiver is…
HamLink – A Modern All-in-One Mobile Toolkit for Amateur Radio Operators
HamLink - Ham Radio Toolkit is a mobile application designed for licensed amateur radio operators…
RadioMail 1.5: Off-Grid Email for Amateur Radio
RadioMail 1.5 is an iOS email app that sends and receives messages over amateur radio…
9M2PJU Map & Compass: The Navigation Tool Amateur Radio Operators Need
Navigation and position reporting form the backbone of effective amateur radio operations. Whether you're coordinating…
LightAPRS Gateway 1.0: A Standalone APRS Digipeater and iGate in a Small Box
The LightAPRS Gateway 1.0 is a purpose-built Linux-based APRS gateway board that combines an SA818V…
Radio Messenger Is What Ham Radio Chat Should Have Been All Along
Amateur radio operators have been sending digital messages since the 1980s. Decades of packet radio,…
The Iconic aprs.fi App Finally Lands on Android!
For a solid decade, a running joke in the amateur radio community went something like…
Navigating the Unseen: The Science, History, and Mastery of the Magnetic Compass
For thousands of years, traveling across vast oceans or featureless deserts was a gamble against…