Scottish Charity number SC045038
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LRS Messages of the Day
Wed 19 Mar 2025 – LRS – Net 174 – 20:00h 144.350MHz SSB
LRS MEETINGS
LRS meetings are normally held on the 2nd and 4th Wednesdays of each month (except July and August) at 8:00pm at the Braid Hills Hotel, 134 Braid Road, EH10 6JD.
In July and August Pub Nights are held at 7:30pm at Wee Bennet’s Bar at Morningside Station, on the 2nd and 4th Wednesdays. There are also occasional Wee Bennet’s evenings arranged during the main club season.
Most items are archived in Meeting Reports or Society Activities.
UPCOMING MEETINGS
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Wed 26 March – “80 years of Airborne Radar – From the Cavity Magnetron to Multi-Function RF Systems”
Dr Iain Scott FREng, VP Capability & Chief Technology Office at Leonardo Electronics Division.
The talk will explore key milestones in the developments of airborne radar, from the development of the Cavity Magnetron at Birmingham University during WW2, through to the advent of Multi-Function RF Systems. It will be illustrated with a selection of Edinburgh-developed radars spanning the Ferranti, GEC, Marconi and Leonardo eras.
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Wed 19th March 2025 – Net #174 at 20:00h on 144.350MHz SSB.
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The full Calendar of LRS Meetings for 2024-25 has been prepared by James GM4WZP (mni tnx) and uploaded to this site (click top).
RECENT MEETINGS
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12 March 2025 – Amateur Radio in Colombia – Norman HK3/MM0BMG.
Report soon. Norman talked about his experiences operating in Colombia with reciprocal… Read more
RALLIES AND OTHER EVENTS
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Sat 5 Apr 2025 – 26th GMDX Convention & Dinner
- King Robert Hotel, Bannockburn, on Sat 5 Apr 2025. – Click for Program
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Sun 13 April 2025 – NORBRECK Rally, Blackpool
Click the image for the NARSA link
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Sun 18 May 2025 – Glasgow Braehead Rally
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Sat 1 Nov 2025 – Scottish Microwave Round Table (GMRT 2025)
GMRT-2025, – Saturday 1 Nov, Museum of Communication, Burntisland; dinner at the Kingswood Hotel. More information in June/July GM4HWO.
CONTEST CALENDAR
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The LRS normally operates as GM3HAM/P from a site near Gatehouse of Fleet in Dumfries & Galloway.
3-4 May 2025 – May VHF/UHF Contest – LRS entry unlikely due to rule changes. Norman MM0BMG is asking if anyone is interested at Gatehouse of Fleet?
5-6 July 2025 – VHF NFD – organized by Pete GM4BYF & Colin GM4HWO.
6-7 Sept 2025 – 2m Trophy – undecided at present.
RSGB GB2RS NEWS
Every Sunday morning in the Edinburgh area at 09:30h from LRS member Peter Dick GM4DTH. 70.425MHz FM, 145.525MHz FM & 433.525MHz FM. Then call-in to Peter at 10:00h on 144.575MHz for local net. Several LRS members often there.
RADIO NEWS, SILENT KEYS and FOR SALE / WANTED
Click on image or “read more” to open full article.
Send items to Alan GM3PSP:
webmaster@lothiansradiosociety.com
Items usually archived as News or Silent Keys in LRS Archive after 1 month.
1. RADIO NEWS ITEMS
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11 March 2025 – Ferranti Edinburgh Radio Club (FERC) Re-Established
Ferranti Edinburgh Radio Club (FERC) – Call sign GS4FER. After many years absence, the Ferranti Edinburgh Radio Club (FERC) was re-established […]
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13 Feb 2025 – WSPR Beacon HK3LRB Installed in Bogota, Colombia by Norman MM0BMG
A WSPR beacon was donated to and installed at the premises of La Liga de Radioaficionados de Bogota (LRB) […]
2. SILENT KEYS
There are no current silent key notifications. Click on the heading to see the silent key archive.
3. ITEMS FOR SALE
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22 Feb 2025 – Triangular Mast 15m FREE to Pick up
Sat 22 Feb 2025 – 15m Tower : dismantled 2 sections x 7m triangular 0.5m. FREE to pick-up from Tom […]
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29 Jan 2025 – Uniden Bearcat BCT 15X Desktop Scanner – Dave 6
Uniden Bearcat BCT 15X Desktop Scanner For Sale by Dave GM6KGZ See attached files for details. Boxed and in mint […]
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8 Nov 2024 – Equipment for Sale by Norman MM0BMG
MM0BMG Equipment Sale – Updated: 8 November 2024 Item Description Price Alinco HF Mobile Whip Antenna 2.7 m mobile whip; […]
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22 Nov 2024 – Tecsun PL990x Multiband Portable Radio plus Active Antenna – PRICE REDUCED TO £90 TO CLEAR – Dave 6 GM6KGZ
Tecsun PL990x – Multiband Portable Radio, boxed and in mint condition ML&s price £269. NOW ONLY £90 TO CLEAR for […]
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31 Oct 2024 – Avantree Portable Digital Radio with 30W Speakers – Dave-6
2. Avantree PowerByte Portable Digital FM Radio with 30W Speakers. Boxed and in mint condition – £40 Tel: 0131 […]
Lothians Radio Society activities – latest reports
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17-19 May 2024 – RSGB May 144MHz Contest at Gatehouse of Fleet
The brave band of LRS contesters had a very good contest near Gatehouse of Fleet. Colin GM4HWO has sent back […]
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8 May 2024 – “RAYNET – Recent Events & Technology Deployment” – Charlie Duncan GM6MUZ
“RAYNET Recent Events and Technology Deployment” by Charlie Duncan GM6MUZ. This talk was an update on technology implementations and […]
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24 Apr 2024 – “Contest Coaching” by Pete Bates GM4BYF
“Contest coaching – Tips & Tricks for Contest Operation” by Pete Bates GM4BYF Long-time contester Pete Bates GM4BYF […]
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20-21 Apr 2024 – LRS at Norbreck Rally, Blackpool
The merry LRS group at the Sunam Indian Restaurant. Pete GM4BYF & XYL Kay GM6KAY at their table. Tnx Colin […]
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10 Apr 2024 – LRS Spring Surplus Equipment Sale
There was an excellent turnout of 30 including many visitors, for the spring surplus equipment sale. Many interesting items, including […]
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27 March 2024 – “GB3EDN 1296MHz Beacon – History & Current Developments” by Brian Flynn GM8BJF
Dr Brian Flynn GM8BJF described the long history of the 1296MHz (23cm) beacon GB3EDN in Edinburgh and its various upgrades […]
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13 Mar 2024 – Running HF Stns Off-Grid – Malcolm Hamilton GM3TAL
Malcolm GM3TAL talked about running HF stations when grid / mains electricity is not available. He has been taking part in […]
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4 March 2024 – LRS in RSGB Tonight@8
VHF NFD Challenges & Fun Seen Through the Eyes of the Lothians Radio Society https://www.youtube.com/watch?v=uLKVGWU3-r4 Andy Sinclair MM0FMF (LRS host) […]
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28 Feb 2024 – “47 Years and Counting – Story of Voyagers 1 & 2” – John Cooke GM8OTI & James Gentles GM4WZP
John Cooke GM8OTI & James Gentles GM4WZP talked about the two NASA deep space probes, Voyagers 1 & 2, which are still […]
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14 Feb 2024 – “Understanding Baluns” – Brian Flynn GM8BJF
Dr. Brian Flynn GM8BJF Brian described the concept of balanced-to-unbalanced transformers (“baluns”) and showed a number of examples. Click for […]
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24 Jan 2024 – “SOTA & QRP Labs QCX Mini HF Tcvr” – Andy Sinclair MM0FMF
Andy talked about the QCX Mini tcvr from QRP Labs, its design & construction & use for SOTA operation (Summits On […]
