Today, your club newsletter is a PDF or web page. Back in the 1960’s, we made them using a Gestetner. It took hours to produce and print. Read more
Category: Radio
Best OpenWebRX Remote Receivers
Only a few of the many remote receivers on SDR.HU have great performance (low noise). Check out my list of best OpenWebRX Remote Receivers. Read more
Saltwater Antenna Covers HF and Upwards
Saltwater might be 4 million times less conductive than copper. And yet, a saltwater antenna works, even at HF. Amazing! Read more
TDoA Direction Finding using KiwiSDR
With a network of 400 software defined receivers in your browser, you can easily do TDoA Direction Finding on signals across low, medium and high frequencies. Here’s how. Read more
630 meters Ham Radio – Old is New, Again
One of the interesting things you can do with a wideband loop antenna is listen to 630 meters ham radio activity. So, what the heck is 630 meters? Read more
WSPR Propagation Reports Worldwide
WSPR propagation reports are really useful in checking ionospheric activity. Get started by using WSPR on OpenWebRX internet connected monitoring stations. Read more
Tree Aerial – Another Liquid Antenna
The tree aerial has been around for a century. Does it work? Perhaps, but mainly so in the jungle. Read more
FT8 Takes Over Ham Radio Communications
FT8 takes over as the dominant mode for ham radio communications. Just check the data, which also shows declines in voice and CW. Read more
Weak Signal Communications Software Everywhere on HF
Sometimes, all you can see on the ham bands are weak signal communications software exchanges chugging away. Are these robots or real people? Read more
VA6OK Remote Wideband Loop – My Benchmark
If you want a sense of how well magnetic antennas can perform, check out the VA6OK remote wideband loop for yourself. It’s one click away.
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