Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    Wed 19 Mar 2025 – LRS – Net 174 – 20:00h 144.350MHz SSB

    TODAY – Sat 15 Mar 2025 – MOC – Wartime Centimetre Wavelength Airborne Radar Development – Dr Peter Grant, UoE – see below. 

LRS MEETINGS

  • Wed 26 March – “80 years of Airborne Radar – From the Cavity Magnetron to Multi-Function RF Systems”

    Dr Iain Scott FREng, VP Capability & Chief Technology Office at Leonardo Electronics Division.

    The talk will explore key milestones in the developments of airborne radar, from the development of the Cavity Magnetron at Birmingham University during WW2, through to the advent of Multi-Function RF Systems. It will be illustrated with a selection of Edinburgh-developed radars spanning the Ferranti, GEC, Marconi and Leonardo eras.


  • Wed 19th March 2025 – Net #174 at 20:00h on 144.350MHz SSB.

  • Click for full information.


  • 12 March 2025 – Amateur Radio in Colombia – Norman HK3/MM0BMG.

    12 March 2025 – Amateur Radio in Colombia – Norman HK3/MM0BMG.

    Report soon. Norman talked about his experiences operating in Colombia with reciprocal… Read more

  • Sat 5 Apr 2025 – 26th GMDX Convention & Dinner

  • Sun 13 April 2025 – NORBRECK Rally, Blackpool

    Click the image for the NARSA link

  • Sun 18 May 2025 – Glasgow Braehead Rally

    See: http://www.braeheadradiorally.com/

  • Sat 1 Nov 2025 – Scottish Microwave Round Table (GMRT 2025)

    GMRT-2025, – Saturday 1 Nov, Museum of Communication, Burntisland; dinner at the Kingswood Hotel. More information in June/July  GM4HWO.

  • The LRS normally operates as GM3HAM/P from a site near Gatehouse of Fleet in Dumfries & Galloway.

    3-4 May 2025 – May VHF/UHF Contest – LRS entry unlikely due to rule changes. Norman MM0BMG is asking if anyone is interested at Gatehouse of Fleet?

    5-6 July 2025 – VHF NFD – organized by Pete GM4BYF & Colin GM4HWO.

    6-7 Sept 2025 – 2m Trophy – undecided at present.

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RADIO NEWS, SILENT KEYS and FOR SALE / WANTED

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

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  • 25 July 2024 – Dave 6 – GM6KGZ – Many Items, boxed, new condition:

    PLEASE NOTE: DAVE HAS REDUCED THE PRICES SHOWN HERE BY A FURTHER 25% (5 Feb 2025): 1.   Uniden Bearcat BCT15X […]

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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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  • 13th March 2013 – The Changing Face of Antarctic Communications by Mike GM0HCQ

    13th March 2013 – The Changing Face of Antarctic Communications by Mike GM0HCQ

    Mike Gloistein GM0HCQ talked on “From Morse Code to the Worldwide Web – the Changing Face of Antarctic Communications” at the Lothians […]

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