Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    Wed 15th Oct 2025: LRS Surplus Sale at St. Fillan’s Church, Buckstone Drive, EH10 6PD. Doors  open at 7.30pm for 8pm start.

    Sat 18 Oct 2025 : 11:00am MoC Goudie Lecture – Britain’s Contribution to Victory in World War II by Roy Johnstone, followed by buffet lunch.

    Tues 28 Oct 2025 – Bletchley Park talk at Newington Library – see News Item, below.

    Sat 1 Nov 2025 – GMRT-2025 – Only 2 places left – book now! See Rallies etc below.

LRS MEETINGS

  • PLEASE NOTE LECTURE TIME IS 11:00 NOT 11:30AM.

  • AUTUMN 2025

    Wed 15th Oct (3rd Wed) – 8pm at St Fillan’s Church, Buckstone Drive – LRS Surplus Equipment Sale. Do not arrive before 7:30pm.

    Sat 18 Oct 2025 : 11:00am MoC Goudie Lecture – Britain’s Contribution to Victory in World War II by Roy Johnstone, followed by buffet lunch.

    Wed 29th Oct – Pub Night at Wee Bennet’s Bar, Maxwell St., Morningside Stn.

    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:  8:00pm at Kahani Indian Restaurant (BYOB), 10 Antigua Street, after pre-dinner drinks at 7:00-7:55pm at Jeremiah’s Tap, Elm Row. 


  • 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

  • Sat 1 Nov 2025 – Scottish Microwave Round Table (GMRT-2025)

    The 13th Scottish Microwave Round Table GMRT-2025, will go ahead between 10.30h and 17.00h on Saturday 1st  November at the Museum of Communication, Burntisland, Fife. An interesting programme of speakers has been arranged, microwave test facilities will be provided and there will be an opportunity to buy components and microwave-related items. An optional Dinner will be held in the evening at the Kingswood Hotel. Full info / online registration available at https://gmroundtable.org.uk/or email Colin GM4HWO  gm4hwo@gmail.com. Note the event has a maximum capacity of 50 people and only 2 places left –  book now!

    GMRT-2025 Program published (click).

  • Sun 26 Oct 2025 – Galashiels Rally

    Galashiels Rally – GM4YEQ

    Click for details.

  • 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 MM0FMF 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.

There are no RADIO NEWS ITEMS. Click on the heading to see the radio news archive.

There are no current silent key notifications. Click on the heading to see the silent key archive.

  • 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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  • 17 Apr 2025 – Two iPads 128GB 7th Generation – £100 ea – Dave 6

    Two iPads 128 GB. 7th Generation With Mains Chargers & USB to Lightning Cables. Plus: Ovoe Padded Carrying Cases and Clear […]

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  • 8 Apr 2025 – Raddy RF 919 Multiband Multimode Receiver – £100 – Dave 6

    Raddy RF919 Multiband Multimode Receiver AM / FM / WFM / SSB / CW // SW / VHF / UHF / […]

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  • 8 Apr 2025 – Uniden Bearcat BCD 160 DN Scanning Receiver: £120 – Dave 6

    Uniden  Bearcat  BCD 160 DN  Digital Scanning Receiver Modes  DMR  / NXDN  / dPMR  Digital Communications Boxed and in mint […]

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  • 1 Apr 2025 – Portable Spectrum Analyzer £750 & Portable ‘Scope – £200 – Dave 6

    Portable Spectrum Analyzer – Rechargeable In Fitted Flight Case Boxed and in mint condition – £750   FOR SALE – Portable […]

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  • 50th Anniversary of Death of Sir Edward Appleton

    50th Anniversary of Death of Sir Edward Appleton

    Photo courtesy of Edinburgh University The University of Edinburgh has commemorated the 50th anniversary this year of the death of […]

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  • 11 April 2015 – LRS Members Win RSGB Awards

    11 April 2015 – LRS Members Win RSGB Awards

      Chris Grierson GM4YLN & John Gould G3WKL. At the GMDX Convention at Bannockburn on 11th April 2015, RSGB President […]

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  • 27 May 2015 – D/F Hunt with fox Peter Dick GM4DTH

    27 May 2015 – D/F Hunt with fox Peter Dick GM4DTH

    L-R: GM8KCS, GM4HYR, GM3TAL, GM4DTH, GM8OTI, GM3PSP, GM4WZG. The annual LRS Direction-Finding Contest (D/F Hunt) was held on 27th May […]

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  • 12 May 2015 – Brian Flynn GM8BJF Article in RadCom.plus Opening Issue

    12 May 2015 – Brian Flynn GM8BJF Article in RadCom.plus Opening Issue

    Congratulations to LRS member Brian Flynn whose article “A Versatile PLL PC Board Design – for Applications from HF to […]

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  • 8 May 2015 – 10GHz GM8FFX/B Beacon Built & Installed by Brian Flynn GM8BJF

    8 May 2015 – 10GHz GM8FFX/B Beacon Built & Installed by Brian Flynn GM8BJF

    The GM8FFX/B hardware. LRS member Brian Flynn GM8BJF has built and installed a second personal beacon on 10GHz in less […]

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  • 2/3 May 2015 – GM3HAM/P in Microwave Trophy at Gatehouse of Fleet

    2/3 May 2015 – GM3HAM/P in Microwave Trophy at Gatehouse of Fleet

    Brian GM8BJF and Alan GM0USI A “compact” team of Brian GM8BJF (operator of GM3HAM/P) and Alan GM3PSP (chief cook / […]

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  • 13 May 2015 – Film Soundtrack Technologies – Alan Masson GM3PSP

    13 May 2015 – Film Soundtrack Technologies – Alan Masson GM3PSP

    Photo by Melvyn GM4HYR. At the meeting of the LRS on 13th May 2015, Alan Masson GM3PSP traced the history of […]

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  • 22 April 2015 – DXpeditions to Tonga & Micronesia – Chris Tran GM3WOJ

    22 April 2015 – DXpeditions to Tonga & Micronesia – Chris Tran GM3WOJ

      Keith Kerr GM4YXI/GM5X & Chris Tran GM3WOJ/GM2V in Chuuk, Micronesia, April 2015 (It’s tough, but somebody’s got to do […]

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  • 8 April 2015 – Spring 2015 Surplus Equipment Sale

    8 April 2015 – Spring 2015 Surplus Equipment Sale

    The Spring 2015 Surplus Equipment Sale was held on 8th April at St Fillan’s Church.   The sale items included […]

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  • 20 March 2015 – Solar Eclipse

    20 March 2015 – Solar Eclipse

    Photos by Brian GM4DIJ of the near-total solar eclipse.   See also: RSGB Eclipse Experiment yields data. 

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  • 25 March 2015 – Vector Network Analyzer – Brian Flynn GM8BJF

    25 March 2015 – Vector Network Analyzer – Brian Flynn GM8BJF

    LRS member Brian Flynn GM8BJF talked about The Vector Network Analyzer (VNA) at the meeting of the LRS on Wed […]

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  • Lecture – James Clerk Maxwell – Thursday 19 March 2015

    Lecture – James Clerk Maxwell – Thursday 19 March 2015

    Click for FULL-SIZE flier Although this lecture is free, seats must be reserved in advance by contacting Tom at: stevenson.roslin@talk21.com […]

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