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:

webmaster@lothiansradiosociety.com

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

  • NASA says ISS will return to Earth in 2030

    NASA says ISS will return to Earth in 2030

    NASA has announced that the International Space Station (ISS) will return to earth in 2030, set to de-orbit into the

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  • 2 Feb 2026 – GM4DIJ/B Personal Beacon in Edinburgh on 1296.7415 MHz now being heard widely.

    Brian GM4DIJ is now running an attended low-power personal beacon callsign GM4DIJ/B on 1296.7415MHz in the 23cm band. It is

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  • 29 Jan 2026 – LRS Committee Meeting at QTH-GM4HWO.

    29 Jan 2026 – LRS Committee Meeting at QTH-GM4HWO.

    The LRS Committee met at Colin GM4HWO’s QTH on 29th January 2026. Rear: Colin GM4HWO, John GM4JRT, James GM4WZP. Front:

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  • 20 Jan 2026 – Powerful X-Class Solar Flare causes Aurora in Scotland and Auroral Radio

    20 Jan 2026 – Powerful X-Class Solar Flare causes Aurora in Scotland and Auroral Radio

    Aurora from Dyke, Moray. Peter GM4DTH reports that an X1.9 flare and an associated CME were responsible for the events

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  • 8 Jan – Strange Data Transmission on Medium Wave Band.

    8 Jan – Strange Data Transmission on Medium Wave Band.

    Brian Howie GM4DIJ reports: “I’ve come across a high-speed RTTY-sounding signal on the Medium Wave Band on 570kHz . I can

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  • 19 Jan 2026 – Silent Key – “Dave-6” – David Henderson GM6KGZ

    19 Jan 2026 – Silent Key – “Dave-6” – David Henderson GM6KGZ

    David’s funeral on Wed 11th February 2026 at Mortonhall Crematorium was attended by several LRS members and other amateurs.. Click

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  • 7 Feb 2026 – FREE Technical Books available from Andy GM4LLD

     I have the following books available for FREE. If you want one, please reply direct to andy.gm4lld AT gmail.com <http://gmail.com> and I

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  • 29 Jan 2026 – Items for Sale by Norman MM0BMG (Reduced Prices).

    Norman has reduced the prices of many of the items on his list: GM1CNH Equipment Sale Updated: 29 January 2026

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  • 26th June 2013 – Summer Barbecue

    26th June 2013 – Summer Barbecue

    Enjoying the BBQ in the garden before the midges drove us inside! The Annual Summer Barbecue of the Lothians Radio

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  • GM8OTI/P 10GHz Hilltopping – 26 May 2013

    GM8OTI/P 10GHz Hilltopping – 26 May 2013

    John GM8OTI/P with his Hilltops portable 10GHz station on Cairnharrow Hill, Dumfries & Galloway. The first UK Microwave Group 10GHz contest

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  • AGM – 12th June 2013 – Election Results

    At the Annual General Meeting of the Lothians Radio Society at the Braid Hills Hotel on 12th June 2013 the following committee

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  • MOC Lecture “Invention and Inspiration in the Digital Age’ – Thurs 23rd May

                                                                     EVENING LECTURE at THE MUSEUM of COMMUNICATION 131 High Street, Burntisland KY3 9AA on Thursday, 23rd May at 7.30

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  • 22 May 2013 – restoring the R1155 / T1154 Part 2 by Ian Ropper GM0UHC

    22 May 2013 – restoring the R1155 / T1154 Part 2 by Ian Ropper GM0UHC

    Ian Ropper GM0UHC returned to the Lothians on 22nd May 2013 to present Part 2 of his talk “Restoring the R1155 /

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  • 4-5 May 2013 RSGB Microwave Trophy

    4-5 May 2013 RSGB Microwave Trophy

      L-R: Robin GM4YPL, Chris MM0ZCT, Andy MM0FMF, Pete GM4BYF, Alan GM3PSP, Brian GM8BJF, John GM8OTI. Seven members of the

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  • D/F Hunt – Wed 8th May 2013

    D/F Hunt – Wed 8th May 2013

    The brave souls who made it to the Fox station half-way up Caerketton Hill. The annual LRS Direction Finding Contest was

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  • 24th April 2013 – Code Breakers – Video Evening

    24th April 2013 – Code Breakers – Video Evening

    At the meeting of the Lothians Radio Society on 24th April 2013 an American-made video of the work of Code Breakers was shown. It

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  • LRS Members at Norbreck Rally, Blackpool on 7th April 2013

    LRS Members at Norbreck Rally, Blackpool on 7th April 2013

    On the Sunday, as well as attending the rally, John GM8OTI worked GM0USI on the Mull of Galloway on 10GHz

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  • 10th Apr 2013 – An Evening with Microwaves by GM8OTI & GM8BJF

    10th Apr 2013 – An Evening with Microwaves by GM8OTI & GM8BJF

    The LRS had an Evening with Microwaves presented by Brian GM8BJF and John GM8OTI on 10th April 2013. They described how they designed, constructed

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  • Wed 3rd April – Surplus Equipment Sale

    Wed 3rd April – Surplus Equipment Sale

    There was an excellent turnout of 29 for the Lothians Radio Society Spring Junk Sale on Wednesday 3rd April 2013 at St Fillan’s

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  • Wed 27th Mar 2013 – The Sinking of the Flying Enterprise – Angus Annan MM1CCR

    Wed 27th Mar 2013 – The Sinking of the Flying Enterprise – Angus Annan MM1CCR

    Angus Annan MM1CCR talking to the Lothians Radio Society Angus Annan MM1CCR, former President of the RSGB, gave a great talk

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