Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    Wed 14th Jan 2026 – NOTE 7:30pm – BHH Gathering Room – LRS Video Night – see below for program.

LRS MEETINGS

  • Wed 14th Jan 2026 – NOTE START TIME – 7:30pm –  LRS Video Evening in BHH Gathering Room:

    • From Raw Crystal to Crystal Oscillator – Crystals Go to War in 1943. (45 min)
    • The Spying Game – the SOE (from History Channel). (45 min).

    Wed 21 Jan 2026 – 8:00pm – LRS Net 194 – 144.350MHz SSB.

    Wed 28 Jan LRS 8:00pm at BHH – ALMA (Atacama Large mm Array) – A  Radio Observatory in Chile – Trials and Tribulations of working at greater than 100 GHz by Bill Dent GM8RBT.

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.

  • 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.

  • 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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  • 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. Norman can now confirm

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  • 31 Dec 2025 – For Sale by Dave GM6KGZ – Malachite SDR Receiver

    31 Dec 2025 – For Sale  by  Dave GM6KGZ – Malachite SDR Receiver

      For Sale  by  Dave  6  GM6KGZ  – Malachite SDR Receiver Boxed and in mint condition – £95 Tel.  0131

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  • 12 Dec 2025 – For Sale by Dave 6 – GM6KGZ – Owon Spectrum Analyzer With Tracking Generator – Portable and Rechargeable – 9kHz – 1.5GHz.

    12 Dec 2025 – For Sale by Dave 6 – GM6KGZ – Owon Spectrum Analyzer With Tracking Generator – Portable and Rechargeable – 9kHz – 1.5GHz.

    Owon HSA015- TG  Spectrum Analyzer With Tracking  Generator- Portable and Rechargeable – 9kHz – 1.5GHz 8” IPS Colour Touch-screen. Vivid Display

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  • 31 Oct 2025 – 2 Items for Sale by Dave 6 – GM6KGZ

    For sale by Dave 6. Tel. :  0131 539 2858 Anytone AT-D878UVII Plus –  Digital Hand-Held DMR Radio. Boxed and

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  • MyDel 13.8 Volt 30 Amp Switching Power Supply Unit – Dave 6

    MyDel 13.8 Volt 30 Amp Switching Power Supply Unit – Dave 6

    MyDel 13.8 Volt 30 Amp Switching Power Supply Boxed and Unused  ML&s  Price  £80  Only   £40 Tel:  0131 539 2858 Dave

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  • 17 Aug 2025 – Badger Boards HF Antenna – Norman Stewart GM1CNH

    Badger Boards HF Antenna – wideband folded dipole antenna with balun; N(f) connector; heavy duty centre spacer; termination resistor; 1.5MHz

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  • 20-21 Apr 2024 – LRS at Norbreck Rally, Blackpool

    20-21 Apr 2024 – LRS at Norbreck Rally, Blackpool

    The merry LRS group at the Sunam Indian Restaurant. Pete GM4BYF & XYL Kay GM6KAY at their table. Tnx Colin

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  • 10 Apr 2024 – LRS Spring Surplus Equipment Sale

    10 Apr 2024 – LRS Spring Surplus Equipment Sale

    There was an excellent turnout of 30 including many visitors, for the spring surplus equipment sale. Many interesting items, including

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  • 3 Apr 2024 – Wee Bennets Spring Pub Night

    3 Apr 2024 – Wee Bennets Spring Pub Night

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  • 27 March 2024 – “GB3EDN 1296MHz Beacon – History & Current Developments” by Brian Flynn GM8BJF

    27 March 2024 – “GB3EDN 1296MHz Beacon – History & Current Developments” by Brian Flynn GM8BJF

    Dr Brian Flynn GM8BJF described the long history of the 1296MHz (23cm) beacon GB3EDN in Edinburgh and its various upgrades

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  • 13 Mar 2024 – Running HF Stns Off-Grid – Malcolm Hamilton GM3TAL

    13 Mar 2024 – Running HF Stns Off-Grid – Malcolm Hamilton GM3TAL

      Malcolm GM3TAL talked about running HF stations when grid / mains electricity is not available. He has been taking part in

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  • 4 March 2024 – LRS in RSGB Tonight@8

    4 March 2024 – LRS in RSGB Tonight@8

    VHF NFD Challenges & Fun Seen Through the Eyes of the Lothians Radio Society https://www.youtube.com/watch?v=uLKVGWU3-r4 Andy Sinclair MM0FMF (LRS host)

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  • 28 Feb 2024 – “47 Years and Counting – Story of Voyagers 1 & 2” – John Cooke GM8OTI & James Gentles GM4WZP

    28 Feb 2024 – “47 Years and Counting – Story of Voyagers 1 & 2” – John Cooke GM8OTI & James Gentles GM4WZP

    John Cooke GM8OTI & James Gentles GM4WZP talked about the two NASA deep space probes, Voyagers 1 & 2, which are still

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  • 14 Feb 2024 – “Understanding Baluns” – Brian Flynn GM8BJF

    14 Feb 2024 – “Understanding Baluns” – Brian Flynn GM8BJF

    Dr. Brian Flynn GM8BJF Brian described the concept of balanced-to-unbalanced transformers (“baluns”) and showed a number of examples. Click for

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  • 24 Jan 2024 – “SOTA & QRP Labs QCX Mini HF Tcvr” – Andy Sinclair MM0FMF

    24 Jan 2024 – “SOTA & QRP Labs QCX Mini HF Tcvr” – Andy Sinclair MM0FMF

    Andy talked about the QCX Mini tcvr from QRP Labs, its design & construction & use for SOTA operation (Summits On

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  • 10 Jan 2024 – LRS Video Night -“The Boat that Rocked”.

    10 Jan 2024 – LRS Video Night -“The Boat that Rocked”.

    Wed 10 Jan 2024 – LRS Video Night ‘The Boat That Rocked’ was set in the 1960s offshore broadcasting era. 

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  • 13 Dec 2023 – Xmas Curry

    13 Dec 2023 – Xmas Curry

           Good turnout of 15 for the 2023 LRS Xmas Curry at the Gurkha Cafe in Cockburn St.

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  • 6 Dec 2023 LRS Members at IET Lecture

    6 Dec 2023 LRS Members at IET Lecture

    Thanks to Colin Murray’s inspiration, several members of the LRS enjoyed attending an Institution of Engineering & Technology event at

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