Category Archives: Talks

Talk by Dr Julian Onions

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On Wednesday the 30th of March we were treated to a very interesting talk at the Club by Dr Julian Onions of Nottingham University on modelling the Universe inside computers. He explained how this process is used alongside giant telescopes and radio telescopes to greater understand how the universe developed and how it will develop in the future. Everyone was amazed by the complexity of his work and the size and power of the super computers that he works with. He told us how one of the computers he works with is so large that it has three hundred thousand … Continue reading →

A Journey, The Invictus Games and Archery

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On Wednesday night, Mick M6OYP, a member of or club gave a talk on his journey with the Invictus games and Archery. Starting at 7:30pm members of the club moved into the village hall where Mick talked through his presentation on the Invictus Games and how he had applied to volunteer at the next Games in 2022. Mick then went on to tell the story of how a chance meeting of the members of the Invictus Games GB team turned into a new found joy of Archery with the intention of taking his initial competition wins further by training to … Continue reading →

A talk on Half Wave End Fed Antennas

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Earlier this month Steve, M5ZZZ, gave a talk to the members on End Fed Half Wave Antennas. Steve started out by showing a selection of videos produced by Waters & Stanton. Steve then told us about his own experiences with Half Wave End Fed Antennas and passed round a 49:1 Transformer to show how easily one could be made. It is hoped that from this talk members will be encouraged to go out and try building there on EFHW even if it is used as an easy portable setup.

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Illustrated talk on RAF Stenigot

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On Wednesday 6th November Lincoln Short Wave Club had the pleasure of listening to Chris Lester, a Chartered Engineer retired from the microwave electronics industry, giving an illustrated talk on RAF Stenigot.  Chris informed us how RAF Stenigot formed part of the WWII “Chain Home” radar system, the world’s first integrated air defence radar system which was in operation between 1938 and 1955 and it continued in use during the Cold War as an Ace High a NATO communications relay station using Tropo. propagation. The system allows the NATO to send data from the north of Norway to southern Greece … Continue reading →

RAF Stenigot – a Pioneering Radar Station

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There will be a talk at Lincoln Short Wave Club Wednesday 6th November on the history of RAF Stenigot radar station. Thanks to Eagle Radio Club for putting us onto this superb presentation and for the original publicity which has been edited only to reflect change of venue. RAF Stenigot – a Pioneering Radar Station RAF Stenigot formed part of the WWII “Chain Home” radar system – the world’s first integrated air defence radar system, many of whose principles are still applicable today. In the 1990s it was the most complete survivor of the original 20 stations, when the decision … Continue reading →

LINCOLN REPEATERS

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  Bob G7AVU will be giving a talk on the Lincoln Repeaters on the 27th March starting at 8pm in the Village Hall, Aisthorpe.  Whether you use the repeaters or not please come along as issues such as ongoing abuse and poor operating will be discussed along with other repeater related topics. This will be a chance to have your say and show your support for the work of the Lincoln repeater group.

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Amateur Satellites

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On the 28th November we were treated to a talk on Amateur Satellites by Stephen 2E0SSM.   He started by talking about the different types of orbits in use by all satellites and then moved onto the more specific orbits and the various types of satellite that amateur radio uses.   A look at antenna’s and the effects of doppler shift leading to the need to correct frequencies followed.  Stephen also gave information on which frequencies to listen on and some very useful websites for those of us who wanted to try it out for ourselves. The talk was very well received and … Continue reading →

10 Minute talks

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Tonight Jason G7KPM gave a 10 minute talk on his home brew J-Pole dual band antenna; the design was taken from the ARRL Manual.   The J-Pole is an effective, low cost antenna made from bits available from Birketts and the local DIY store. This antenna will go well with the new Baofeng dual band radios recently ordered by the club and is a possible project for future candidates on the Intermediate Course. Other topics in the ’10 minute talk’ category were Potholes – Les G1LQB and Wine and Whisky – everyone.

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