Scottish Charity number SC045038
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LRS Messages of the Day
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Wed 12th Nov – LRS – 20:00h – A Radio Safari to Eswatini (3DAØ – formerly Swaziland) by Malcolm Hamilton GM3TAL.
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Sat 8 Nov – MoC AGM & Lecture 80 Years of Airborne Radar by Dr Iain Scott FREng
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Sun 12 April 2026 – Norbreck (Blackpool) Rally announcement – see Rallies etc below.
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Wed 12th Nov at 14:00h at Napier Univ. Craiglockhart – Technological advances in the development of WW2 airborne radar by Prof. Peter Grant.
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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AUTUMN 2025
Sat 8th Nov 2025 – MOC Harry Matthews Memorial Lecture – 11:30am – 80 Years of Airborne Radar – by Dr Iain Scott FREng followed by buffet lunch. (After MOC AGM at 10:30-11:30am).
Wed 12th Nov at 14:00h at Napier Univ. Craiglockhart – Technological advances in the development of WW2 airborne radar by Prof. Peter Grant. Click for details.
Wed 12th Nov at 20:00h at BHH: Radio Safari to Eswatini 3DA0 by Malcolm Hamilton GM3TAL
Wed 26th Nov – at BHH: Something to do with Beacons by Brian Flynn GM8BJF.
Wed 10th Dec: LRS Xmas Curry: 7:30pm at Kahani Indian Restaurant (BYOB), 10 Antigua Street, after pre-dinner drinks 6:30 – 7:25pm Jeremiah’s Tap, Elm Row.
RECENT MEETINGS
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15 Oct 2025 – Autumn Surplus Sale
The Autumn Surplus Sale was held as usual at St Fillan’s Church… Read more
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1st Oct 2025 – Using Ansys HFSS Software for Amateur Radio Projects by Brian Howie GM4DIJ.
Brian discussed the workings of Ansys HFSS = High Frequency RF Simulation… Read more
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24 Sept 2025 – LRS Visit to MoC TV Exhibition & Bletchley Park Talk by Pete GM4BYF.
Speaker Pete GM4BYF was introduced by MoC Chair, Prof Tom Stevenson. Wed… Read more
RALLIES AND OTHER EVENTS
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Sun 12 April 2026 – Norbreck (Blackpool) Rally
Pete GM4BYF can confirm that parking at the the rear of the hotel will be free provided that car owners register on the tablet provided within the convention.
CONTEST CALENDAR
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The LRS operates GM3HAM/P from a great site near Gatehouse of Fleet in Dumfries & Galloway.
5-6 July 2025 – VHF NFD – see report in About LRS – Contest / Portable.
(This photo by Andy MMØFMF is in RSGB RadCom Sept 2025, p.80).
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 145.575MHz 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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1 Nov 2025 – Scottish Microwave Round Table GMRT-2025 at Museum of Communication
There was an excellent turnout for GMRT-2025 with all 50 places sold out. Click for GMRT Program. Photos by Tom […]
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Sat 8th Nov 2025 – MOC Lecture – 80 Years of Airborne Radar by Dr Iain Scott FREng (after MOC AGM).
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2 Oct 2025 – GM1CNH Norman’s HK Colombia DXpedition
Some photos from Norman’s DXpedition to Colombia. (Norman GM1CNH & Peter GM4DTH). HK3LRB club setting up in park for […]
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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31 Oct 2025 – 3 Items for Sale by Dave 6 – GM6KGZ
For sale by Dave 6. Tel. : 0131 539 2858 Anytone AT-D878UVII Plus – Digital Hand-Held DMR Radio. Boxed and […]
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MyDel 13.8 Volt 30 Amp Switching Power Supply Unit – Dave 6
MyDel 13.8 Volt 30 Amp Switching Power Supply Boxed and Unused ML&s Price £80 Only £40 Tel: 0131 539 2858 Dave […]
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21 Aug 2025 – Steel Ammo Box – £25 – Pete GM4BYF
For sale: Steel ex army ammunition box. Useful for carrying tools etc. Two handles. 58 x 26 x 26 cm […]
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17 Aug 2025 – Badger Boards HF Antenna – Norman Stewart GM1CNH
Badger Boards HF Antenna – wideband folded dipole antenna with balun; N(f) connector; heavy duty centre spacer; termination resistor; 1.5MHz […]
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14 May 2025 – Antennas & Duplexers – Dave 6
Antennas and Duplexers For sale by Dave GM6KGZ – 14th May Diamond A144S5R2 5 Element 2M Beam Antennas – 2 […]
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 […]
