Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day:

    Wed 8th April 2026 – LRS Net 109 @ 8pm  –  144.350MHz SSB.

    Sun 12th April 2026 – Norbreck Rally at Blackpool. See Rallies etc below. Norman MM0BMG has made reservations for the Saturday curry dinner.

LRS MEETINGS

  • Wed 8th Apr 2026 – LRS Net 109 20:00h 144.350MHz SSB – All welcome.

    Wed 15 Apr – St Fillan’s Church, Buckstone Drive – 20:00h – LRS SPRING SURPLUS SALE.

    Wed 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.


  • Sun 12 April 2026 – Norbreck (Blackpool) Rally

    Norman MM0BMG has made bookings for the Saturday curry dinner.

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


  • 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.


  • Braehead Rallies Discontinued

    Due to changes in large venues legislation, it will not be possible to continue the Braehead Rallies in Glasgow.

    See: https://www.braeheadradiorally.com/

  • Would like to do the 144 MHz May weekend at Gatehouse of Fleet if there are enough people?           Anyone up for this on 15 – 17 May?
    As an alternative could do the May UHF and microwaves weekend on 1 – 3 May instead?
    73 –  Norman Stewart GM1CNH
  • 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, RECENT MEETINGS, 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 March 2026 – GMDX-2026 Convention & Dinner at Bannockburn.

    28 March 2026 – GMDX-2026 Convention & Dinner at Bannockburn.

    Saturday 28th March 2026 – 27th ANNUAL GMDX CONVENTION & DINNER The 27th Annual GMDX Convention & Dinner was held

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  • Bletchley Park Visit

    Bletchley Park Visit

    Your webmaster’s daughter Sheila recently visited Bletchley Park, including the RSGB’s National Radio Centre, GB3RS, which she enjoyed very much.

    Read more

  • RSGB Old Timers’ Honour Roll 2026

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

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  • 11th March 2026 – Which Way is Up? by Malcolm GM3TAL & Sue Hamilton

    11th March 2026 – Which Way is Up? by Malcolm GM3TAL & Sue Hamilton

    Anatomy of human balance system. A wee bit of physics, accelerometry and… Read more

  • 25 March 2026 – Rig Testing & Calibration Evening.

    25 March 2026 – Rig Testing & Calibration Evening.

    Pete GM4BYF, Bill GM8RBT, Bob GM4CMI, Brian GM8BJF. Some members had requested… Read more

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

  • For Sale: Sigma 2010 Skip Master 25-30MHz am/fm/ssb, fibreglass home base antenna

    John GM4JRT has  for sale this aerial a   Sigma 2010 skip master 25-30MHz am/fm/ssb , fibreglass home base antenna  ,

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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

    Read more

  • 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

    Read more

  • 14 Dec 2022 – Christmas Curry – Gurkha Cafe

    14 Dec 2022 – Christmas Curry – Gurkha Cafe

    14 Dec 2022 – LRS Christmas Curry Peter, Colin, Alan & Colin at the Gurkha There was a small (but

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  • 1 Dec 2022 – Committee Meeting

    1 Dec 2022 – Committee Meeting

      Colin GM4HWO, Andy MM0FMF, Colin GM4EAU, Pete GM4BYF, James GM4WZP, Peter GM4DTH, Alan GM3PSP. The meeting was held at

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  • 23 Nov 2022 – Ed Bain GM4AIS – AI in Diagnostics

    23 Nov 2022 – Ed Bain GM4AIS – AI in Diagnostics

      Artificial intelligence has been around for over 60 years.  In reality it covers various techniques.  One of them, Expert

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  • 9 Nov 2022: David Stockton GM4ZNX – Limiting Factors in Receiver Design over the Decades

    9 Nov 2022: David Stockton GM4ZNX – Limiting Factors in Receiver Design over the Decades

    David writes: It’s quite simple if unusual. All the marketing departments of all the component, system etc manufacturers trumpet what their

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  • 30 Oct 2022 – LRS Members at Galashiels Rally

    30 Oct 2022 – LRS Members at Galashiels Rally

    Mike MM0MLB, Brian GM4DIJ, Colin GM4HWO / Brian GM8BJF, Norrie GM1CNH. The Canny Man. (Gateshead). Click for more photos taken

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  • 22 Oct 2022 – GMRT-2022 – Scottish Microwave Round Table

    22 Oct 2022 – GMRT-2022 – Scottish Microwave Round Table

    GMRT-2022 was held on 22nd October at the Museum of Communication in Burntisland. A preliminary report with photos by John

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  • 19 Oct 2022 – LRS Autumn Surplus Equipment Sale

    19 Oct 2022 – LRS Autumn Surplus Equipment Sale

    Colin GM4HWO opened the sale.   Lots of goodies – and cheap! Click for full report with many photos. ============================================

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  • 12 Oct 2022 – Brian Flynn GM8BJF – “Remote Radio”

    12 Oct 2022 – Brian Flynn GM8BJF – “Remote Radio”

      Brian described the equipment he designed and built to provide remote operation on 2m (and HF) from a poor

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  • 28 Sept 2022 – LRS Visit to MoC for 2022 Exhibition

    28 Sept 2022 – LRS Visit to MoC for 2022 Exhibition

      LRS members enjoyed the MoC exhibition “100 Years of Broadcasting in the UK”.  Early Baird mechanical TV receiver. Click

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  • 14 Sept 2022: Pres Address – Colin Wright GM4HWO – “Sparks at Sea”

    14 Sept 2022: Pres Address – Colin Wright GM4HWO – “Sparks at Sea”

    Colin’s talk was about his journey into Amateur Radio, his time at Leith Nautical College, his time at sea, including

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  • 4 Sept 2022 – Brian GM4DIJ in RSGB 2m Trophy from Sandhead, D&G.

    4 Sept 2022 – Brian GM4DIJ in RSGB 2m Trophy from Sandhead, D&G.

    In the absence of an LRS GM3HAM/P entry in the 2m Trophy due to very adverse Wx forecasts, Brian GM4DIJ

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  • 12 Aug 2022 – Cockenzie & Port Seton Mini-Rally

    12 Aug 2022 – Cockenzie & Port Seton Mini-Rally

    Good turnout of LRS members & friends. Also: Colin GM4HWO & Alan GM3PSP.  Pete GM4BYF’s table. Colin GM4HWO won the

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