Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    FREE Technical books from Andy GM4LLD – See Items for Sale, below.

  • 25 Feb 2026 – BHH 20:00h – Digital Voice Modes  by Allister Watson GM7RYR

LRS MEETINGS

  • 25 Feb 2026 – BHH 20:00h – Digital Voice Modes  by Allister Watson GM7RYR

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  • 22 Apr 2026 BHH 20:00h – Microwave energy generation advances which enabled the development of WW2 airborne radar by Dr Peter Grant, Emeritus Regius Professor of Engineering, University of Edinburgh.


  • SESAME – March IET Talk: The Voyager Interstellar Mission – 4th March  at 2.00pm Napier University Colinton Campus – Rivers Suite.
    Launched in 1977, the Voyager 1 & 2 spacecraft continue to send back scientific data despite now being almost 1 light-day from Earth.
    How has this been done and what of the future?
    The talk to be given by LRS members, James Gentles GM4WZP (engineer) and Dr John Cooke GM8OTI (scientist), will cover the achievements necessary to maintain this flow of scientific data back to Earth and the scientific discoveries made.
    You do not have to register but it does help us plan the event. The link to register is given below.

There are no posts in category “RECENT MEETINGS”

  • Sun 12 April 2026 – Norbreck (Blackpool) Rally

    Pete GM4BYF confirms that parking at the rear of the Norbreck Hotel will be free provided that car owners register on the tablet provided within the convention.

  • Saturday 28th March 2026 – 27th ANNUAL GMDX CONVENTION & DINNER

    The 27th Annual GMDX Convention & Dinner will be held on Saturday 28th March 2026 at the King Robert Hotel, Stirling, FK7 0LJ.
    A link to the Convention Programme is below, along with the booking form. Please use the instructions on the booking form, or visit the GMDX website link below to secure your booking: https://gmdx.org.uk/27th-annual-gmdx-convention-dinner/  It would be very much appreciated if you could book as soon as possible. See you there! Thanks & 73. Gordon, MM0GOR GMDX SecretaryGMDX Convention Programme 27th March 2026
  • Sunday 25 Oct 2026 – Galashiels Rally

  • Friday 14th August 2026 18:00 to 21:00 Cockenzie & Port Seton Junk Night, Port Seton Community Centre, South Seton Park Port Seton EH32 0BG

  • 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.

    Looking for a programme organizer for GMRT – contact Colin GM4HWO.

    Details will be available nearer the date.

  • 2026 RSGB Contest Rules published 20 Dec 2025:
    2m May contest back to old slot.
    70cm and 23cm 24hours again for VHF NFD.
    Bonuses rather than multipliers (Post code etc) retained.

    https://www.rsgbcc.org/vhf/rules/26rules/frameindex.html

    Tnx Brian GM4DIJ.

  • 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).

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RADIO NEWS, SILENT KEYS and FOR SALE / WANTED

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Send items to Alan GM3PSP:

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

  • Sept-Oct 2026 – DXpedition to Colombia by Norman MM0BMG

    Following last year’s event. Norman is organizing another DXpedition to Colombia in the autumn of 2026. RSGB RadCom has accepted

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  • Wed 20th June 2012 – LRS Summer Barbecue

    Wed 20th June 2012 – LRS Summer Barbecue

    BBQ host Pete GM4BYF (in natty apron & hat) with some of the guests at the 2012 barbecue. The annual Lothians

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  • 14th June 2012 – LRS Operating GS4WAB in Olympic Torch Event

    14th June 2012 – LRS Operating GS4WAB in Olympic Torch Event

    Peter GM4DTH operating GS4WAB on 40m. The Lothians Radio Society operated Special Event Station GS4WAB for the WAB Olympic Torch Event

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  • AGM – Wed 13th June 2012

    The Annual General Meeting of the Lothians Radio Society was held on Wednesday 13th June 2012 at the Braid Hills Hotel. The

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  • Wed 23 May 2012 – D/F Hunt

    Wed 23 May 2012 – D/F Hunt

    The cunningly-hidden den of Fox GM4BYF. The Lothians Radio Society held its annual Direction-Finding Competition (D/F Hunt) on Wednesday 23rd

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  • UHF-Microwave Contest – 5th-6th May 2012

    UHF-Microwave Contest – 5th-6th May 2012

    The GM3HAM/P UHF-Microwave Contesters 2012 planning strategy in the Gatehouse Conference Centre (aka the Masonic Arms) Last weekend, 5th – 6th May

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  • Wed 9th May 2012 – ZK2V DXpedition by Chris Tran ZL1CT / GM3WOJ

    Wed 9th May 2012 – ZK2V DXpedition by Chris Tran ZL1CT / GM3WOJ

    The ZK2V QTH (Photo courtesy GM3WOJ / ZL1CT) At the meeting of the Lothians Radio Society on Wednesday 9th May 2012, well-known Scottish

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  • Wed 25th April 2012 – DXCC, LOTW & 7Q7GM Malawi DXpedition by Rob GM3YTS

    Wed 25th April 2012 – DXCC, LOTW & 7Q7GM Malawi DXpedition by Rob GM3YTS

    Rob Ferguson GM3YTS (photo courtesy QRZ.com) At the meeting of the Lothians Radio Society on 25th April 2012 Rob Ferguson GM3YTS, dedicated DXer

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  • Wed 11th April 2012 – Radioactivating East Africa in the 1960s / 70s by Andre GM3VLB

    Wed 11th April 2012 – Radioactivating East Africa in the 1960s / 70s by Andre GM3VLB

    Andre’s first QSL card as 5Z5KL in Kenya At the meeting of the Lothians Radio Society on 11th April 2012 Andre Saunders

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  • Wed 28th March 2012 – Homebrew Microwave Construction by John Cooke GM8OTI

    Wed 28th March 2012 – Homebrew Microwave Construction by John Cooke GM8OTI

    John GM8OTI and his homebrew 23cm & 13cm transverters and yagis At the meeting of the LRS on 28th March 2012 LRS

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  • 9th March 2012 Aurora Summary by GM4BYF

    9th March 2012 Aurora Summary by GM4BYF

    The double CME eruption of March 7th produced a complicated magnetic situation. Most likely both CMEs “ate” each other (hence

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  • Wed 14th March 2012 – WWII Utility Radios by Colin GM4HWO & Peter GM4DTH

    Wed 14th March 2012 – WWII Utility Radios by Colin GM4HWO & Peter GM4DTH

    Colin GM4HWO & Peter GM4DTH after their presentation. At a most enjoyable meeting of the LRS on 14th March Colin Wright GM4HWO described the

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  • 22nd Feb 2012 – Modifying PC PSUs for Radio Use by Brian Flynn GM8BJF

    22nd Feb 2012 – Modifying PC PSUs for Radio Use by Brian Flynn GM8BJF

    GM8BJF measuring voltage on a modified PC PSU At the meeting of the Lothians Radio Society on 22nd February LRS member Dr. Brian Flynn

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