News
Propagation News – 29 September 2024
Solar activity is back to moderate levels with an M3.7 solar flare detected on 22 September. Newly assigned AR 3835 in the south-east quadrant is the main source, and the event looks to have thrown a stream of plasma into space. The latest model suggested a possible passage near our planet by the 25th and […]
Centenary celebrations of first two-way radio communication between the UK and New Zealand
The October edition of RadCom includes an article about the very first two-way radio communication between the UK and New Zealand, something that Sir Edward Appleton, radio physicist and Nobel laureate, later described as “probably the most dramatic moment in the history of the development of the short waves.” The contact was between two radio […]
RadCom Plus, Vol. 9, No. 2
To read this edition, tap or click the cover image Contents 1 A relay controller written using AI Stewart Bryant, G3YSX 12 The weird arithmetic behind error correction Andy Talbot, G4JNT 17 Operating on the 30THz band: part 4 Barry Chambers, G8AGN 27 Efficient magnetic loops Tony Preedy, G3LNP Download options
Important update: NRC open as usual
We are delighted to announce that the RSGB National Radio Centre is open again today after the unexpected closure yesterday. The volunteers look forward to welcoming you!
Important update: NRC closed today
We are sorry to announce that the RSGB National Radio Centre will be closed temporarily today due to weather-related equipment damage. We apologise for the inconvenience this will cause anyone who was planning to visit today, but it is due to circumstances outside our control. Please keep checking our website for updates.
RSGB Convention just three weeks away
The RSGB Convention is just three weeks away and there is a fantastic programme planned Whatever your amateur radio interests or experience there will be something for you. In addition to the presentations, you could take part in a workshop to learn more about microcontroller programming—spaces are limited so book soon if you want to […]





