Archive for December, 2024
News for England South-West – 8 December 2024
On Sundays, Appledore and District Amateur Radio Club has a net on 1.860MHz from 9.30am, followed by an SSB net on 144.260MHz at 10.30am. The Club has weekday nets taking place from 4pm on 145.450MHz, except Wednesday when the net takes place via GB3DN. There are nets on Monday, Wednesday and Friday that also take […]
News for Wales – 8 December 2024
The next meeting of Aberdare and District Amateur Radio Society will be held on Friday 20 December at Hirwaun YMCA Hall, CF44 9RB from 6pm. Ian Miles 2W0IWM, info@aberdareradio.club Aberkenfig and District Amateur Radio Club has its weekly meeting on Wednesday from 7pm at Tondu Railway Club, Station Approach, Bridgend. The club is an approved […]
23cm Papers
The following are past contributions by RSGB to IARU regarding 23cm band planning. Note that the challenges from ‘Galileo’, as well as amateur digital innovations in the 1.3GHz band, were recognised at an early stage, before the more recent WRC-23 process… 2007: Vienna-B15 – 23cms Bandplan 2008: Cavtat C5-13 – 23cms Narrowband Image and Data […]
2 December 2024 – Basic modelling and antennas for portable HF by Tim Hier, G5TM
The presentation This presentation will focus on the various HF antennas available for portable operating and how to use very basic modelling software to ascertain the choices we have at our disposal. Topics include balancing the convenience of multi-band systems with some trade-off in performance; a look at using 40 metres portable; the importance of […]