Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

  • Wed 12th Nov – LRS – 20:00h – A Radio Safari to Eswatini (3DAØ – formerly Swaziland)            by Malcolm Hamilton GM3TAL.

  • TODAY – Sat 8 Nov – MoC AGM & Lecture 80 Years of Airborne Radar by Dr Iain Scott.

  • 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

  • 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. 


  • 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

  • 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.

  • 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

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Send items to Alan GM3PSP:

webmaster@lothiansradiosociety.com

Items usually archived as News or Silent Keys in LRS Archive after 1 month.

  • 8-9 Nov 2025 – Strong Auroras Predicted – see News Items below.

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  • 8-9 Nov – Strong Auroras Predicted

    8-9 Nov – Strong Auroras Predicted

    Two strong CMEs (coronal mass ejections) are expected to hit earth over this weekend with strong auroras predicted. Let us […]

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  • 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 […]

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  • 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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  • Wed 23rd May 2018 – Direction Finding Contest

    Wed 23rd May 2018 – Direction Finding Contest

    Melvyn Bond GM4HYR was the winner of the 2017 D/F Hunt The annual LRS Direction Finding Contest (D/F Hunt) will […]

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  • Wed 9th May 2018 – Amateur Deep Space Reception – RSGB 2017 Convention Lecture by Paul Marsh M0EYT (Video)

    Wed 9th May 2018 – Amateur Deep Space Reception – RSGB 2017 Convention Lecture by Paul Marsh M0EYT (Video)

    LRS President Brian Flynn GM8BJF presented the video of the RSGB 2017 Convention lecture “Amateur Deep Space Reception” by Paul […]

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  • Wed 25th April 2018 – Using Chinese ADF4351 & ADF5355 PLL Boards as Microwave Signal Sources – Brian Flynn GM8BJF

    Wed 25th April 2018 – Using Chinese ADF4351 & ADF5355 PLL Boards as Microwave Signal Sources – Brian Flynn GM8BJF

    Brian Flynn GM8BJF talked about Using Chinese ADF4351 and ADF5355 PLL Boards as Microwave Signal Sources at the meeting on 25th April. […]

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  • Wed 11th April 2018 – “Spring” Surplus Equipment Sale

    Wed 11th April 2018 – “Spring” Surplus Equipment Sale

      The LRS “Spring” Surplus Equipment Sale on 11th April at St Fillan’s Church was well attended. Most of the items […]

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  • Wed 28 Mar 2018 – Wilderness Radio – Paul Gacek W6PNG

    Wed 28 Mar 2018 – Wilderness Radio – Paul Gacek W6PNG

    Paul at Dante’s View, Black Mountains, CA. We were delighted to welcome Paul Gacek W6PNG and his XYL from Laguna […]

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  • Wed 14th March 2018 – Microwave Antenna Testing – John McCormick, Leonardo

    Wed 14th March 2018 – Microwave Antenna Testing – John McCormick, Leonardo

    (Photo of a similar installation) John McCormick from Leonardo Airborne & Space Systems gave a talk about the Compact Antenna […]

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  • Wed 28th February 2018 – Digital Voice Modes – Allister Watson GM7RYR

    Wed 28th February 2018 – Digital Voice Modes – Allister Watson GM7RYR

      Allister Watson GM7RYR, who is beacon-keeper for GB7EE, talked about Digital Voice Modes at the meeting on 28th Feb […]

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  • Wed 14 February 2018 – Battery Types & Behaviours – Stan Frey GM8ZQY

    Wed 14 February 2018 – Battery Types & Behaviours – Stan Frey GM8ZQY

      Stan Frey GM8ZQY gave a comprehensive talk on “Battery Types and Behaviours” at the meeting on 14th February – […]

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  • Wed 24 Jan 2018 – 3D Printing – Neil Gillies (ex-GM6BZF)

    Wed 24 Jan 2018 – 3D Printing – Neil Gillies (ex-GM6BZF)

       At the meeting on 24th January 2018, Neil Gillies, ex-GM6BZF, talked about and demonstrated 3D Printing, the state-of-the-art way […]

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  • Wed 10 Jan 2018 – Video NIght – The Role of Radio in Aviation – Peter Dick GM4DTH

    Wed 10 Jan 2018 – Video NIght – The Role of Radio in Aviation – Peter Dick GM4DTH

      The annual Video Night, presented as always by Peter Dick GM4DTH who is the current President of the Edinburgh […]

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  • 6 Dec 2017 – Christmas Curry at the Himalaya Tandoori

    6 Dec 2017 – Christmas Curry at the Himalaya Tandoori

      The annual LRS Christmas Curry was held on Wednesday 6th December at the Himalaya Tandoori Restaurant at Bruntsfield, with 14 […]

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  • 22 Nov 2017 – Optimization of Antenna Height over Terrain – Brian Howie GM4DIJ

    22 Nov 2017 – Optimization of Antenna Height over Terrain – Brian Howie GM4DIJ

    LRS member Brian Howie GM4DIJ gave an introduction to antenna modelling at the LRS meeting on 11 March 2015. This […]

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