Sunspot activity continues as we head towards solar maximum. Or have we already gone past that point? Identifying solar maximum can only really be done in retrospect. That is, after we have already had it! Solar maximum is now forecast for early to mid-2025 so we still have some way to go. Last week the […]
On the first and third Saturdays of the month, the Online Amateur Radio Community holds a virtual social night called ‘The Rubber Duck’ on Zoom. For more information, see oarc.uk The Online Radio Club has a virtual radio club night at 7.30pm every Thursday via Zoom. It is suitable for all radio enthusiasts regardless of […]
On the first and third Saturdays of the month, the Online Amateur Radio Community holds a virtual social night called ‘The Rubber Duck’ on Zoom. For more information, see oarc.uk The Online Radio Club has a virtual radio club night at 7.30pm every Thursday via Zoom. It is suitable for all radio enthusiasts regardless of […]
On the first and third Saturdays of the month, the Online Amateur Radio Community holds a virtual social night called ‘The Rubber Duck’ on Zoom. For more information, see oarc.uk The Online Radio Club has a virtual radio club night at 7.30pm every Thursday via Zoom. It is suitable for all radio enthusiasts regardless of […]
The date has been confirmed for the 2023 Scottish Microwave Round Table, or GMRT. It will be held between 10.30am and 5pm on Saturday 11 November at the Museum of Communication, Burntisland, Fife in Scotland. An interesting programme of speakers has been arranged. Microwave test facilities will be provided, and the event will be an […]
On the first and third Saturdays of the month, the Online Amateur Radio Community holds a virtual social night called ‘The Rubber Duck’ on Zoom. For more information, see oarc.uk The Online Radio Club has a virtual radio club night at 7.30pm every Thursday via Zoom. It is suitable for all radio enthusiasts regardless of […]
On the first and third Saturdays of the month, the Online Amateur Radio Community holds a virtual social night called ‘The Rubber Duck’ on Zoom. For more information, see oarc.uk The Online Radio Club has a virtual radio club night at 7.30pm every Thursday via Zoom. It is suitable for all radio enthusiasts regardless of […]
On the first and third Saturdays of the month, the Online Amateur Radio Community holds a virtual social night called ‘The Rubber Duck’ on Zoom. For more information, see oarc.uk The Online Radio Club has a virtual radio club night at 7.30pm every Thursday via Zoom. It is suitable for all radio enthusiasts regardless of […]
What did you get up to on Day 5? “Our first lecture was from Sylvain, F4GKR the IARU Region 1 President who spoke about SDR (software defined radio). We covered the Nyquist-Shannon sampling theorem, the differences and drawbacks of the direct conversion, direct sampling SDR architectures and how they relate to the cost of each […]
Many thanks to SRAA contributor, Bryce Belcher, who shares the following recording and notes:
Broadcaster: The Hurricane Watch Net
Date of recording: September 27, 2022
Starting time: 14:38 UTC
Frequency: 14.325 mhZ
Reception location: Washington DC
Receiver and antenna: The NA5B webSDR from Washington DC
Mode: Single Side Band
Notes: My recording of the hurricane watch net daytime on one, 4.325 MHz. This was recorded one day before hurricane Ian destroyed the west coast of Florida. This was recorded using the NA5B WebSDR in Washington, DC.
