13 Jun The Ionosphere
The ionosphere is a layer of Earth's atmosphere 60 to 1,000 km above the planet. Ionised by solar radiation it can reflect radio waves....
The ionosphere is a layer of Earth's atmosphere 60 to 1,000 km above the planet. Ionised by solar radiation it can reflect radio waves....
If you’re interested in tropospheric propagation, Autumn in the southern states of Australia is one of the best times to get on the bands....
WSPR stands for "Weak Signal Propagation Reporter"… a protocol used for weak-signal radio communication between amateur radio stations. It’s fully automated and reports to the WSPRnet.org server in real-time....
Working VHF DX is a lot of fun, but it can be challenging. I’ll show you the tools I use to work VHF from -20 to 40 over....
I recently came across Alan's (VK3DXE) post about The VHF/UHF DX Book. He reminded me about how much of an invaluable resource it is. It's now available online as a PDF....
Here's a Propagation Ready Reference card you can download, print, laminate and stick on the shack wall. The table shows distance workable and activity level by time of day and frequency. It is approximate and seasonal....