Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    Wed 14th Jan 2026 – NOTE 7:30pm start – 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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  • 27th March 2019 – Energy Storage – Prof. Win Rampen

    27th March 2019 – Energy Storage – Prof. Win Rampen

      At the meeting of the LRS on 27th March 2019 Prof Win Rampen, the Chair of Energy Storage at

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  • 13th March 2019 – Phantasmagoria – traditional magic lantern show – Winnie Stevenson, MoC.

    13th March 2019 – Phantasmagoria – traditional magic lantern show –      Winnie Stevenson, MoC.

    Archer Magic Lantern At the meeting of the LRS on 13th March 2019 our good friend Winnie Stevenson from the

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  • 27th Feb 2019 – Amateur Radio Operating in Colombia – Norrie Stewart GM1CNH / HK3/MM0BMG

    27th Feb 2019 – Amateur Radio Operating in Colombia – Norrie Stewart GM1CNH / HK3/MM0BMG

    On 27th Feb 2019 Norrie Stewart GM1CNH gave an illustrated talk on Amateur Radio Operating in Colombia as HK3/MM0BMG. Having travelled

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  • More on AMSAT Es’hail-2 geostationary satellite – now called Quatar OSCAR-100 or QO-100

    More on AMSAT Es’hail-2 geostationary satellite – now called Quatar OSCAR-100 or QO-100

    LATEST: Brian Flynn GM8BJF reports that he has worked PY2GN near Sao Paolo in Brazil at GG56tv. Feb 2019 –

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  • 13th Feb 2019 – Munros on the Air – James Gentles GM4WZP

    13th Feb 2019 – Munros on the Air – James Gentles GM4WZP

    At the meeting on 13th February 2019 LRS member James Gentles GM4WZP talked about “Munros on the Air”.  “Long before

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  • 23rd Jan 2019 – (1) Modern Roll-Your-Own PCBs – (2) The AMSAT Es’hail2 Geostationary Satellite – Brian Flynn GM8BJF

    23rd Jan 2019 – (1) Modern Roll-Your-Own PCBs – (2) The AMSAT Es’hail2 Geostationary Satellite – Brian Flynn GM8BJF

    LRS President Brian Flynn GM8BJF was the speaker at the meeting on 23 Jan 2019 when he gave two talks:

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  • 9th Jan 2019 – Video Evening – “The Dish on the Dish” – by Peter Dick GM4DTH – at the Edinburgh Cine & Video Soc.

    9th Jan 2019 – Video Evening – “The Dish on the Dish” – by Peter Dick GM4DTH – at the Edinburgh Cine & Video Soc.

    Peter Dick GM4DTH again hosted the LRS Video Evening. It was held on 9th January 2019 as usual at the

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  • 12th Dec 2018 – LRS Christmas Curry

    12th Dec 2018 – LRS Christmas Curry

      Photo – courtesy Mike MM0MLB. After meeting first at the Booking Office on Waverley Bridge, the LRS 2018 Christmas

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  • 28th Nov 2018 – RSGB Convention Lecture Videos – presented by Brian GM8BJF

    28th Nov 2018 – RSGB Convention Lecture Videos – presented by Brian GM8BJF

    At the meeting on 28th November 2018, LRS President Brian Flynn GM8BJF presented the videos of two talks given at

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  • 14th Nov 2018 – R.V. Jones’ Most Secret War – Prof. Joe McGeough

    14th Nov 2018 – R.V. Jones’ Most Secret War – Prof. Joe McGeough

      At the meeting of the LRS on Wed 14th Nov 2018 Prof Joe McGeough of Edinburgh University talked about

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  • 3rd Nov 2018 – GMRT – Scottish Microwave Round Table at MoC Burntisland

    3rd Nov 2018 – GMRT – Scottish Microwave Round Table at MoC Burntisland

    LRS Members James Gentles GM4WZP and Andy Sinclair MM0FMF did an audience brainstorming session on the design of a portable

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  • 24th Oct 2018 – Q&A: Let’s Talk Technical – David Stockton GM4ZNX

    24th Oct 2018 – Q&A: Let’s Talk Technical – David Stockton GM4ZNX

    SWR bridge circuit discussion At the meeting on 24th October David Stockton GM4ZNX (our resident radio genius) attempted to answer

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