Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

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

test card

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.

  • 28 Oct 2025 6:00-7:30pm Bletchley Park illustrated talk by Derek Douglas at Newington Library

    28 Oct 2025 6:00-7:30pm Bletchley Park illustrated talk by Derek Douglas at Newington Library

    Derek Douglas is a member of the Colinton Local History Society. (Free) tickets necessary.  https://www.eventbrite.co.uk/e/bletchley-park-an-illustrated-talk-with-derek-douglas-tickets-1785984741439

    Read more

  • 3 Oct 2025 – 75th Anniversary of the Transistor

    3 Oct 2025 – 75th Anniversary of the Transistor

    The 3rd of October 2025 was the 75th anniversary of the patenting of the invention of the transistor by three […]

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

  • 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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  • 2 ICOM SP-38 Speakers Matching IC-7300 & IC-9700 – Dave 6

    2 ICOM SP-38 Speakers Matching IC-7300 & IC-9700 – Dave 6

    2 x  SP-38  Icom Speakers  Matching  IC- 7300  &  IC- 9700 Boxed as New   ML&s  Price £156 Each             […]

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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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  • 2 Aug 2025 – ICOM R100 Receiver – Pete GM4BYF

    2 Aug 2025 – ICOM R100 Receiver – Pete GM4BYF

    ICOM – R100 General coverage receiver in excellent condition with all accessories and handbook.  Covers 100kHz to 1.8GHz – AM, […]

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  • GM3HAM/P wins Cockenzie Quaich again in VHF NFD 2019

    GM3HAM/P wins Cockenzie Quaich again in VHF NFD 2019

    Congratulations to the LRS GM3HAM/P Contest Group for again winning the Cockenzie Quaich as the leading GM station in the […]

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  • 5-7 July 2019 – RSGB VHF NFD at Gatehouse of Fleet

    5-7 July 2019 – RSGB VHF NFD at Gatehouse of Fleet

    All the GM3HAM/P participants in RSGB VHF NFD 2019 at our usual site near Gatehouse of Fleet in Dumfries & […]

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  • 12 June 2019 – LRS AGM

    The Annual General Meeting of the Lothians Radio Society was held at the Braid Hills Hotel on Wednesday 12th June […]

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  • 26 June 2019 – LRS Barbecue

    26 June 2019 – LRS Barbecue

    The group at BBQ-2019 at “Bates Motel” The LRS BBQ was again held at the QTH of Pete Bates GM4BYF […]

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  • 23 May 2019 – Silent Key – Andre Saunders GM3VLB

    23 May 2019 – Silent Key – Andre Saunders GM3VLB

    André after MoC lecture on 11th May 2019. We were saddened to learn of the passing of LRS member, André […]

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  • 22 May 2019 – LRS Direction -Finding Contest (D/F Hunt)

    22 May 2019 – LRS Direction -Finding Contest (D/F Hunt)

    Some of the starters. The annual LRS Direction-Finding Contest (D/F Hunt) took place on 22nd May 2019, starting from the […]

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  • 16 May 2019: Congratulations to Andy MM0FMF for winning the RSGB Jock Kyle Trophy

    16 May 2019: Congratulations to Andy MM0FMF for winning the RSGB Jock Kyle Trophy

    Photo courtesy WoSARS Congratulations to LRS Past-President Andy Sinclair MM0FMF (L) for jointly winning the RSGB Jock Kyle Trophy with […]

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  • 5 May 2019 – UHF / Microwave Contest – Lauder Common

    5 May 2019 – UHF / Microwave Contest – Lauder Common

      Norrie GM1CNH and Peter GM4DTH operated on 70cm in the RSGB UHF / Microwave contest on Sunday 5th May […]

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  • 8 May 2019 – ‘What I Brought Tonight’ – coordinated by James Gentles GM4WZP

    8 May 2019 – ‘What I Brought Tonight’ – coordinated by James Gentles GM4WZP

    On 8th May, James Gentles GM4WZP hosted a meeting titled: “WHAT I BROUGHT TONIGHT”, an evening where members and visitors brought […]

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  • 24 April 2019 – ‘Writing in Iron’ – Magnetic Sound Recording – Terry Martini-Yates

    24 April 2019 – ‘Writing in Iron’ – Magnetic Sound Recording – Terry Martini-Yates

    At the meeting on 24th April 2019 Terry Martini-Yates of Ferrograph World, based in Rosyth, talked about “Writing in Iron” […]

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  • 10th April 2019 – LRS Spring Surplus Equipment Sale – St Fillan’s Church, Buckstone

    10th April 2019 – LRS Spring Surplus Equipment Sale – St Fillan’s Church, Buckstone

    The LRS Spring Surplus Equipment Sale was held on 10th April 2019 at St. Fillan’s Church, Buckstone. This sale included […]

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  • 27th March 2019 – Energy Storage – Prof. Win Rampen

    27th March 2019 – Energy Storage – Prof. Win Rampen

      At the meeting of the LRS on 27th March 2019 Prof Win Rampen, the Chair of Energy Storage at […]

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