Tonight @ 8 – archive main list by year
6 Jan 2025 – GB2RS, the RSGB’s news service, celebrating 70 years, by some of the team
The presentation This presentation is all about the RSGB’s GB2RS news service, that is celebrating its 70th anniversary in 2025. Over 100 volunteers broadcast the RSGB news every Sunday, across the amateur bands using a variety of modes. There’s a look back at the pioneering days of the early broadcasts, before coming right up to […]
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 […]
4 November 2024 – Listening to the Enemy by Mike Griffiths
The presentation Many know that during WWII radio amateurs were drafted into the military specifically for their radio skills. But what was their experience like as they started to work for MI6 and the mysterious Radio Security Service (RSS)? This presentation looks at the experience of Scouser Harry Griffiths, G2DFH and his move to the […]
7 October 2024 – Aircraft Scatter, the Hitch-Hikers Guide by Ian White, GM3SEK
The presentation Aircraft scatter is about bouncing our VHF/UHF radio signals off high-flying aircraft; hitching a ride with someone else’s plane to extend our everyday working range out to 700-800km. This sounds rather technical, but aircraft scatter is actually very easy; here in north-west Europe there are so many planes in the sky that aircraft […]
2 September 2024 – Meteor Beacon Project update by Brian Coleman, G4NNS
The presentation The first phase of this project was completed in May 2022 when the UK meteor beacon GB3MBA went on the air from the Sherwood Observatory of the Mansfield and Sutton Astronomical Society, enabling studies of meteor events over the UK using simple equipment and making possible a range of STEM projects featuring radio […]
8 July 2024 – QMX+ Multimode 160-6m transceiver kit design and features by Hans Summers, G0UPL
The presentation Overview of the QMX+ transceiver and the path taken to get here High level technical description of QMX+ and its SDR architecture Detailed design discussion of several unusual, unique or innovative sections of QMX+ Future planned developments for QMX+ About Hans Hans graduated with a Physics BSc in 1993. He left his 22 year career […]
