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

  • 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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  • Lecture – James Clerk Maxwell – Thursday 19 March 2015

    Lecture – James Clerk Maxwell – Thursday 19 March 2015

    Click for FULL-SIZE flier Although this lecture is free, seats must be reserved in advance by contacting Tom at: stevenson.roslin@talk21.com

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  • 11 March 2015 – Antenna Modelling – Brian Howie GM4DIJ

    11 March 2015 – Antenna Modelling – Brian Howie GM4DIJ

    Brian Howie GM4DIJ talked about and demonstrated Antenna Modelling Software at the LRS meeting on 11th March 2015. Brian writes:

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  • 25 Feb 2015 – The Cloud – Andy Sinclair MM0FMF

    25 Feb 2015 – The Cloud – Andy Sinclair MM0FMF

    The subject of the LRS meeting on 25th February was that mysterious place where we are told we shall be

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  • 11 Feb 2015 – Using a VDA on a Scottish Beach – Malcolm Hamilton GM3TAL

    11 Feb 2015 – Using a VDA on a Scottish Beach – Malcolm Hamilton GM3TAL

    Malcolm Hamilton GM3TAL talked about “Using a Vertical Dipole Array on a Scottish Beach” at the LRS meeting on Feb

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  • 28 Jan 2015 – Maritime Mobile off the West Coast – Geoff Crowley MM5AHO

    28 Jan 2015 – Maritime Mobile off the West Coast – Geoff Crowley MM5AHO

    Our good friend Geoff Crowley MM5AHO braved snowy roads on January 28th to talk about his Maritime Mobile adventures off

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  • 21 Jan 2015 – LRS Video Night at ECVS

    21 Jan 2015 – LRS Video Night at ECVS

      Aspidistra (from The Secret Wireless War)   The first LRS meeting of 2015 was the annual Video Night, arranged and

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  • New Video Section on Website – contributions invited

    New Video Section on Website – contributions invited

     One of the exciting videos now available! A new section has been added to the LRS Archive area of this

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  • 10th Dec 2014 – LRS Christmas Curry – Himalaya Restaurant

    10th Dec 2014 – LRS Christmas Curry – Himalaya Restaurant

      Colin GM4HWO, Mike MM0MLB, Peter GM4DTH, Alan GM3PSP Sixteen LRS members and friends attended the LRS Christmas Curry on

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  • 26th Nov 2014 – From Dipoles to Hexbeams in African Locations – Nick Henwood G3RWF

    26th Nov 2014 – From Dipoles to Hexbeams in African Locations – Nick Henwood G3RWF

    At the LRS meeting on 26th November 2014 Nick Henwood G3RWF talked about “From Dipoles to Hexbeams in African Locations”.

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  • Visit by Eddie DU1EV – Past President of Philippines ARA – 6th Nov 2014

    Visit by Eddie DU1EV – Past President of Philippines ARA – 6th Nov 2014

    Thanks to communications from George GM4COK / DU1GM in the Philippines, we entertained Eddie Valdez DU1EV, Past-President of the Philippines

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  • 12th Nov 2014 – The Post Office Tower – Mike Burgess MM0MLB

    12th Nov 2014 – The Post Office Tower – Mike Burgess MM0MLB

      At the meeting of the LRS on 12th November Mike Burgess MM0MLB presented “The Post Office Tower – the

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  • Tom Simpson GM3BCD, MBE – Silent Key – 25th Oct 2014

    Tom Simpson GM3BCD, MBE – Silent Key – 25th Oct 2014

      We are sad to report that Tom Simpson GM3BCD, MBE, secretary of the LRS in 1961-62, became a silent

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