Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

  • TONIGHT – Wed 5th Nov 2025 – LRS Net 189 – 8pm – 144.350MHz SSB – All welcome.

    Wed 12th Nov 2025 – LRS – A Radio Safari to Eswatini (3DAØ – formerly Swaziland)            by Malcolm Hamilton GM3TAL.

  •  Sat 1st Nov – GMRT-2025 at MoC Burntisland. Photos – see Radio News Items.  

LRS MEETINGS

  • AUTUMN 2025

    Sat 8th Nov 2025 – MOC Goudie 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. 


  • 15 Oct 2025 – Autumn Surplus Sale

    15 Oct 2025 – Autumn Surplus Sale

    The Autumn Surplus Sale was held as usual at St Fillan’s Church… Read more

  • 1st Oct 2025 – Using Ansys HFSS Software for Amateur Radio Projects by Brian Howie GM4DIJ.

    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

  • 24 Sept 2025 – LRS Visit to MoC TV Exhibition & Bletchley Park Talk by Pete GM4BYF.

    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

RALLY CALENDAR post missing.

  • 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).

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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 Nov 2025 – Scottish Microwave Round Table GMRT-2025 at Museum of Communication

    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 […]

    Read more

  • 29 Oct 2025 – LRS Autumn Pub Night at Wee Bennet’s Bar

    29 Oct 2025 – LRS Autumn Pub Night at Wee Bennet’s Bar

    John GM4JRT, Peter GMØPXV & Peter GM4DTH. (Photos- John GM8OTI).   Mike GM8KCS & John GM8OTI.  

    Read more

  • Sat 8th Nov 2025 – MOC Lecture – 80 Years of Airborne Radar by Dr Iain Scott FREng (after MOC AGM).

    Sat 8th Nov 2025 – MOC Lecture – 80 Years of Airborne Radar by Dr Iain Scott FREng (after MOC AGM).

    Read more

  • 2 Oct 2025 – GM1CNH Norman’s HK Colombia DXpedition

    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 […]

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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 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

    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 […]

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  • 11 Jan 2023 – LRS Video Night – ‘A US Selection’

    11 Jan 2023 – LRS Video Night – ‘A US Selection’

      Peter Dick GM4DTH  The theme was the Cold War, including early space-based communications: 01 – Communism 10:41 02 – The […]

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  • 3 Jan 2023 – LRS New Year Pub Night – Wee Bennets Bar

    3 Jan 2023 – LRS New Year Pub Night – Wee Bennets Bar

    “Wee” Bennets Bar, Maxwell St, Morningside  Tues 3 Jan 2023 – LRS New Year Pub Night Colin GM4HWO, Colin GM4EAU, […]

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  • 14 Dec 2022 – Christmas Curry – Gurkha Cafe

    14 Dec 2022 – Christmas Curry – Gurkha Cafe

    14 Dec 2022 – LRS Christmas Curry Peter, Colin, Alan & Colin at the Gurkha There was a small (but […]

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  • 1 Dec 2022 – Committee Meeting

    1 Dec 2022 – Committee Meeting

      Colin GM4HWO, Andy MM0FMF, Colin GM4EAU, Pete GM4BYF, James GM4WZP, Peter GM4DTH, Alan GM3PSP. The meeting was held at […]

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  • 23 Nov 2022 – Ed Bain GM4AIS – AI in Diagnostics

    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 […]

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  • 9 Nov 2022: David Stockton GM4ZNX – Limiting Factors in Receiver Design over the Decades

    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 […]

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  • 30 Oct 2022 – LRS Members at Galashiels Rally

    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 […]

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  • 22 Oct 2022 – GMRT-2022 – Scottish Microwave Round Table

    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 […]

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  • 19 Oct 2022 – LRS Autumn Surplus Equipment Sale

    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”

    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 […]

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  • 28 Sept 2022 – LRS Visit to MoC for 2022 Exhibition

    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 […]

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  • 14 Sept 2022: Pres Address – Colin Wright GM4HWO – “Sparks at Sea”

    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 […]

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