Top links

SpotHole
Spothole is an aggregator of Amateur Radio spots from DX clusters and outdoor activity programmes. It's free for anyone to use and includes an API that developers can build other applications on.
M0TRT

Zero Retries Digital Conference (ZRDC) 2026 to bring Amateur Radio technology and innovation to San Ramon
ZRDC 2026 Registration is open!
ZRDC

QDX-M assists in the rescue of a spelunker
Rescuers attempting to retrieve a cave explorer made use of a QDX-M built for the 2200 meter band (136 kHz).
AE5X

HFPilot
Your go to app for estimating HF propagation that works offline.
HFPilot

The EMF Explorer: A badge for Ham Radio?
Ham Radio is missing the boat by not having cool badges.
KB6NU

Getting started in Amateur Radio
Amateur Radio is a playground for exploration and adventure. To get you started and begin to explore the landscape here is a list of resources to whet your appetite.
VK6FLAB

DXChrono
A dedicated shack-wall display for Amateur Radio operators.
DXChrono

Pakistan's Amateur Radios are tuned in for the apocalypse
Hams prove the oldest technology is still the hardest to break.
Prism

Mt Barker balloon launch
Cross-band repeater, live imagery, MeshCore, telemetry, and more.
Amateur Radio Experimenters Group

Can an LLM pass the US Ham license exams?
The answer is very much, yes.
Copasetic Flow

Video

How-to: The off center fed L-dipole antenna
Could this be the next big thing?
KB9VBR

2 Meter FM simplex net on August 22, 2026
Recording of the 2m FM simplex net in the Rochester, NY region with realtime distance maps.
N2MAK