Amateur Radio Units Explained: dB, dBm, Watts, SWR, SNR, SINAD, dBi and More
Amateur radio is full of numbers: watts, volts, ohms, decibels, megahertz, microvolts, SWR, SNR, SINAD,…
9M2PJU Amateur Radio EmComm Dashboard: A Practical Tool for Emergency Communications
When emergency communications work becomes active, the biggest challenge is rarely just getting on the…
Why Amateur Radio Buyers Ask If Gear Comes From a Non-Smoking Shack
Learn why ham radio buyers ask whether used transceivers, microphones, and accessories come from a…
WARC Bands: Origin, History and the Gentlemen’s Code
In amateur radio, not all HF bands are equal. Some are wide, crowded, and heavily…
The Dunning-Kruger Curve: What Amateur Radio Reveals About Overconfidence, Toxic Authority, and the Cost of Never Learning
There is a peculiar moment that most licensed amateur radio operators can recall with either…
Malaysian Coordinate Systems: Kertau, Datum, Map Projections, GDM2000, and GDM2020
Introduction If you have ever tried to overlay an old Malaysian topographic map onto a…
The Anatomy of a Lid: History, Psychology, and Evolution of Amateur Radio’s Ultimate Insult
In the close-knit world of amateur radio, reputation is currency. Across the bands, operators are…
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…