EGM and Antennas presentation
23 January 2024
After club members had reviewed and voted on some proposed changes to the club's constitution, Bob Burns gave a presentation on antennas, covering different designs, matching, earthing and local EMF considerations.
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Early History of the BBC
27th February 2024
In this Zoom-based meeting, Elizabeth Bruton gave an illustrated talk on how the British Broadcasting Company (forerunning to the modern Corporation) was formed from early experiments by amateurs, its original vision and purpose. It included many examples of early radio receivers, and later television sets.
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Ashdown Forest Repeaters
26th March 2024
At our first in-person meeting of the year, Paul Phillips G7KBR and Richard Hadfield G4ANN gave a presentation on their work to set up 2 VHF repeaters at St Leonard's church, Turners Hill, West Sussex. The hand-built GB7MH (70cm digital) and GB3MH (2m analogue) repeater equipment is in the church tower, and the antennas are concealed inside the hollow flag pole to give good elevation and coverage area, which extends as far as Dorking.
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RF Test Equipment
23rd April 2024
Bob Burns G3OOU brought a collection different oscilloscopes and spectrum analysers and gave a presentation about how they worked and some advice on their use. Bob also brought an antenna to analyse local RF levels, some sample filter circuits to demonstrate their operation, and some electronic components to show their RF limitations and resonances.
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Intermediate and Full Licence Topics
28th May 2024
Colin Berry M0GXV explained how the exams worked and addressed some of the areas of the intermediate and full licence exams which could benefit from some explanation, such as the electronics theory and maths. The syllabus changed recently for exams taken from September 2024, and the changes were described.
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Devil's Dyke Evening
25th June 2024
Members of the club operated portable stations from near the National Trust car park at the Devil's Dyke on the South Downs, making use of the club's callsigns GX7DOR and GX3CZU. After a fine warm early evening, the group enjoyed a meal at the nearby pub at Poynings.
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