Scottish Charity number SC045038
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LRS Messages of the Day:
15 Aug 2026 – “Amateur radio operating in Colombia” by Norman Stewart HK3/MM0BMG – see latest issue (Sept 2026) of RSGB RadCom, pp 30-31. Sat 31 Oct – GMRT-2026 – We have sold 43 Event tickets – 7 tickets left – max room capacity = 50. Book asap to avoid disappointment. See Rallies Etc below.LRS August Pub Nights: Wed 26th Aug, 7:30pm Wee Bennet’s Bar, 1 Maxwell St., Morningside Stn – All welcome.
LRS Summer Nets: Wed 2 Sept – 8pm 144.350MHz SSB – All welcome.
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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LRS 2026 Barbecue CANCELLED due to Kay’s accident.
Wed 9 Sept 2026 – Presidential Address – Andy Sinclair GM4LLD.
Wed 23rd Sept 2026 – LRS Visit to MOC Burntisland 2026 Exhibition – When Screens were Small, but the Magic seemed Huge – 100 Years of Television. There will also be a lecture by Prof. Tom Stevenson – 100 Years of Television – some Technical Milestones, including the early days of TV in Orkney.
RALLIES AND OTHER EVENTS
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Sat 31 Oct 2026 – GMRT-2026 at MOC Burntisland & Dinner at Kingswood Hotel
The 2026 Scottish Microwave Round Table (GMRT-2026) will be held as usual at the Museum of Communication in Burntisland, followed by dinner at the nearby Kingswood Hotel. The panel of speakers is now complete. The registration system is now open for booking. We have sold 43 Event tickets – 7 tickets left – max room capacity = 50. Suggest you book asap to avoid disappointment. https://gmroundtable.org.uk/
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9 May – 30 Sept – Weds & Sats – MOC Exhibition 2026
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27 Sept 2026 MOC Goudie Lecture – 100 Years of Television.
The next MOC Goudie Lecture will take place at 7.30 pm on WEDNESDAY 23 SEPTEMBER and is entitled 100 Years of Television. It will be presented by Museum Chair Prof. Tom Stevenson. Please see Events – Museum Of Communication for further information.
Sunday 25 Oct 2026 – Galashiels Rally
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 / now GM4LLD, 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, RECENT MEETINGS, 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
There are no RADIO NEWS ITEMS. Click on the heading to see the radio news archive.
2. RECENT MEETINGS
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14 Aug 2026 – LRS at the Cockenzie / Port Seton Mini-Rally
LRS President Andy GM4LLD & Secretary Iain GM1MSS at the LRS table.… Read more
3. SILENT KEYS
There are no current silent key notifications. Click on the heading to see the silent key archive.
4. ITEMS FOR SALE
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28 June 2026 – Corsair CV450 modern PC PSU – for sale by Andy GM4LLD
Corsair CV450 modern PC PSU. Comes from my son’s PC as he has just updated with some new GPU that needs a bigger PSU. No box but clean and working. £20 Andy GM4LLD (ex-MM0FMF)
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13 June 2026 – Dell Monitor for Sale by Andy GM4LLD
Dell U2412M hi-res 1920 x 1200 LCD monitor Adjustable stand DisplayPort, DVI & VGA inputs 1920 x 1200 WUXGA resolution 4 port USB2 hub. Mains lead Very good condition, no screen blemishes. £35 Andy GM4LLD.
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26 Apr 2026 – Bencher BY-1 Dual Paddle for Sale by Andy GM4LLD.
Bencher BY-1 dual paddle key. Chrome mechanics on black base. Used and slightly worn but in very good condition otherwise. Pictures available on request. Price £125 or offer. Andy Sinclair GM4LLD (formerly MM0FMF
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29 Jan 2026 – Items for Sale by Norman MM0BMG (Reduced Prices).
Norman has reduced the prices of many of the items on his list: GM1CNH Equipment Sale Updated: 29 January 2026 Item Description Price Alinco HF Mobile Whip Antenna 2.7 m mobile whip; antenna mounting bracket and spring; adjustable vehicle mounting bracket; heavy duty; boxed. NEW – £150 Anritsu MT8820A Radio Communication Analyser 30 MHz to 2.7 GHz, spectrum analyser, 2G/3G mobile phone tester, output power, modulation, RF signal generation, £300 Badger Boards HF Antenna wideband folded dipole antenna with balun N(f) connector; heavy duty centre spacer; termination resistor; 1.5 MHz to 30 MHz; supplied with 2 x 50 ft antenna…
Lothians Radio Society activities – latest reports
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23 Nov 2022 – Ed Bain GM4AIS – AI in Diagnostics
Artificial intelligence has been around for over 60 years. In reality it covers various techniques. One of them, Expert Systems (or Knowledge-based Systems) was introduced in the 1980s, and by the start of the next decade was in significant use in many domains. We look at some practical engineering applications, mainly in diagnosing faults. Click…
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9 Nov 2022: David Stockton GM4ZNX – Limiting Factors in Receiver Design over the Decades
David writes: It’s quite simple if unusual. All the marketing departments of all the component, system etc manufacturers trumpet what their products CAN do. So let’s turn that on its head and talk about what things CANNOT do. The limitations of available technologies and parts act to steer progress in ways that can make clearer than the…
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30 Oct 2022 – LRS Members at Galashiels Rally
Mike MM0MLB, Brian GM4DIJ, Colin GM4HWO / Brian GM8BJF, Norrie GM1CNH. The Canny Man. (Gateshead). Click for more photos taken by Colin GM4HWO ===========================================
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22 Oct 2022 – GMRT-2022 – Scottish Microwave Round Table
GMRT-2022 was held on 22nd October at the Museum of Communication in Burntisland. A preliminary report with photos by John GM8OTI, is now up on the LRS site (click). Also click for GMRT website official report. Mark GM4ISM won the Constructors Trophy. ============================================
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19 Oct 2022 – LRS Autumn Surplus Equipment Sale
Colin GM4HWO opened the sale. Lots of goodies – and cheap! Click for full report with many photos. ============================================
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12 Oct 2022 – Brian Flynn GM8BJF – “Remote Radio”
Brian described the equipment he designed and built to provide remote operation on 2m (and HF) from a poor location (Peebles!), with demo QSOs with GM8PKL & GM4COK/DU1. Hardware in rack case. Click for full report with slides. ============================================
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28 Sept 2022 – LRS Visit to MoC for 2022 Exhibition
LRS members enjoyed the MoC exhibition “100 Years of Broadcasting in the UK”. Early Baird mechanical TV receiver. Click for Full Report with photos. ============================================
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14 Sept 2022: Pres Address – Colin Wright GM4HWO – “Sparks at Sea”
Colin’s talk was about his journey into Amateur Radio, his time at Leith Nautical College, his time at sea, including the two trips that he made in the role of the traditional radio officer, and the move to Electro Technical Officer (ETO) / Global Maritime Distress & Safety System (GMDSS) ~1995. Click report with slides. =============================================
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4 Sept 2022 – Brian GM4DIJ in RSGB 2m Trophy from Sandhead, D&G.
In the absence of an LRS GM3HAM/P entry in the 2m Trophy due to very adverse Wx forecasts, Brian GM4DIJ braved the weather with thunder & lightning and put in a single-op entry with 93 QSOs in the 6-hour Open Section on the Sunday from Sandhead. Click full report. Result: Brian came 3rd out of…
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12 Aug 2022 – Cockenzie & Port Seton Mini-Rally
Good turnout of LRS members & friends. Also: Colin GM4HWO & Alan GM3PSP. Pete GM4BYF’s table. Colin GM4HWO won the raffle! Click for full report with many photos. ============================================
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16 July 2022 – Brian GM4DIJ in RSGB 4m Trophy from Ardwell, D&G.
Brian operated GM4DIJ/P from Ardwell near Stranraer. 34 QSOs, best DX G0VHF/P at 527km. Click for full report. ============================================
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1-3 July 2022 GM3HAM/P – RSGB VHF-NFD – Gatehouse
Ian GM3SEK & John 2M0JTU operating 2m. GM3HAM/P was operated in RSGB VHF NFD from our usual site in the hills behind Gatehouse of Fleet in Dumfries & Galloway. Operators included Pete GM4BYF, Brian GM4DIJ, Peter GM4DTH, Mike GM4IGS, Norrie GM1CNH (& son Andrew), Danny GM6CMQ & John 2M0JTU. We were joined by several welcome…