Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    18 Feb 2026- LRS Net 106 – 20:00h 144.350MHz SSB – all welcome.

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

  • 14 Feb 2026 – Microwave Modules 144MHz to 1296MHz Transverter for sale by Pete GM4BYF – see Items for Sale below.

    14 Feb 2026 – Microwave Modules 144MHz to 70MHz Transverter for sale by Pete GM4BYF – see Items for Sale below.

LRS MEETINGS

  • 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.
  • Wed 25 Feb 2026 – 8pm at BHH – Digital Voice Modes by Allister Watson GM7RYR.


     

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

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.

  • RSGB Old Timers’ Honour Roll

    The February 2026 issue of RSGB RadCom magazine lists all those who have been members of the RSGB for 50

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  • 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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  • 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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  • 14 Feb 2026 – Microwave Modules 144MHz to 70MHz Transverter for Sale by Pete GM4BYF.

    14 Feb 2026 – Microwave Modules 144MHz to 70MHz Transverter for Sale by Pete GM4BYF.

    14 Feb 2026 – Microwave Modules 144MHz to 70MHz Transverter for Sale by Pete GM4BYF Measured Power :-9W output on

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  • Microwave Modules 144MHz to 1296MHz Transverter for sale by Pete GM4BYF

    Fully tested – 10W in on 144 generates 2W on 1296.   Specification attached below. Offering to LRS members for £50.  I

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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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  • 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 in Buckstone with a good turnout of LRS

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  • 28 Oct 2025 – Bletchley Park by Derek Douglas at Newington Library

    28 Oct 2025 – Bletchley Park by Derek Douglas at Newington Library

    This was a well-illustrated basic talk about Bletchley Park and the notable people who worked there during WW2. Derek Douglas

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  • 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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  • 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 Software. Brian described a number of application of

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  • Peter Brown G(M)3YOK Visit to Edinburgh

    Peter Brown G(M)3YOK Visit to Edinburgh

    Former LRS member Peter Brown G(M)3YOK, now living in Cheshire, recently visited Edinburgh and met up with Brian Flynn GM8BJF.

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  • 20 Sept 2025 – Colin GM4EAU & Iain GM8LYQ of LRS in RSGB LoRa Balloon Challenge

    20 Sept 2025 – Colin GM4EAU & Iain GM8LYQ of LRS in RSGB LoRa Balloon Challenge

    The LoRa Balloon.   Colin GM4EAU & Iain GM8LYQ on East Lomond in Fife.   Local (Fife) amateur Dougie MMØISH

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  • 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 24th Sept – at Museum of Communication, Burntisland

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  • 19 Sept 2025 – LRS Members in RSGB RadCom

    19 Sept 2025 – LRS Members in RSGB RadCom

    LRS member Vic GM3OWU has a letter on RAYNET Voice Procedure published in RSGB RadCom Oct 2025, p.89. (Over & Out)!

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  • 10 Sept 2025 – Andy Sinclair MM0FMF – Presidential Address – “Things that made me go hmmmmmm…….” (Windows-11 & QRP ATUs).

    10 Sept 2025 – Andy Sinclair MM0FMF – Presidential Address – “Things that made me go hmmmmmm…….” (Windows-11 & QRP ATUs).

    Ø LRS President Andy Sinclair MMØFMF started the new club year with his Presidential Address “”Things that made me go

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  • 3 Sept 2025 – Tower Removal.

    3 Sept 2025 – Tower Removal.

    Colin GM4HWO reports: John GM4JRT purchased a 9m-high Strumech tower from the XYL of a SK who resided in a

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  • LRS Online Membership Payment Option

    From LRS Treasurer, John Taylor GM4JRT: This year we will be offering several different methods for members to pay their

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