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SARTrack: From Ham Radio Hobby to Life-Saving Search and Rescue Command System
https://www.youtube.com/watch?v=_ABUuiv8prU If you have ever wondered how modern search and rescue teams coordinate dozens of…
Linux and FreeBSD Operating Systems: Characteristics and Use Cases
1. Definitions and Project Structure 1.1 What Is Linux Linux refers to a kernel created…
Top Amateur Radio Open Source Projects in 2026
Open source software runs a huge part of modern amateur radio. From FT8 contacts to…
Can You Use a Malaysian PMR Walkie Talkie Overseas?
Short answer: You can bring it, but you can’t always use it. Your PMR446 walkie…
Best Amateur Radio Logging Apps for Android and iOS in 2026
If you operate portable, do IOTA, POTA, SOTA, or just want to log QSOs without…
Why Your Phone Battery Health Drops And The Real Difference Between Li-ion, Li-Po, and LiFePO4
Brand new phone. Battery health: 100%. One year later, it shows 92%. After two years,…
The M5Stack Cardputer-Adv and Amateur Radio: 15 Real Possibilities Worth Exploring
Every ham knows the feeling: you see a new gadget and immediately think, "How can…
Understanding ARRL’s Clean Signal Initiative: What It Means for Every HF Operator
If you have spent any time on the HF bands, you have probably noticed the…
Why Do Japan’s APRS-IS Servers Run on FreeBSD? A Deep Dive Into status.aprs2.net
Introduction: What Is APRS-IS and Why Does The OS Matter? If you open https://status.aprs2.net/ right…
