Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day:

    LRS 2026 Barbecue is CANCELLED due to Kay’s accident. Get well soon!

    LRS August Pub Nights: Wed 5th Aug, Wed 19th Aug, 7:30pm Wee Bennet’s Bar, Morningside Stn – All Welcome.

       NOTE: Wed 5th Aug – expecting Austrian visitors Silvia OE5TTB & Ortwin OE5OMO. –      See News Item below.

    LRS August Nets: Wed 12th Aug, Wed 26th Aug 8pm – 144.350MHz SSB – All welcome. 

    Fri 14th Aug – 6-9pm – Cockenzie & Port Seton Junk Night.

    22-23 Aug 2026 – Montrose Air Station Museum – FREE Open weekend with demo radio shack and sale of surplus radio equipment. 

    31 Oct 2026: GMRT, the Scottish Microwave Round Table now has a complete panel of speakers and a dinner menu. It is now open to bookings.   https://gmroundtable.org.uk/  and see below.

LRS MEETINGS

  • LRS 2026 Barbecue CANCEELED due to Kay’s accident.

    Wed 9 Sept 2026 – Presidential Address – Andy Sinclair GM4LLD.

    Wed 23rd Sept 2026 –  LRS Visit to MOC Burntisland 2026 Exhibition – When Screens were Small, but the Magic seemed Huge – 100 Years of Television. There will also be a lecture by Prof. Tom Stevenson – 100 Years of Television – some Technical Milestones, including the early days of TV in Orkney.

     

  • 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

    22-23 Aug 2026 – Montrose Air Station Museum – FREE Open weekend with demo radio shack and sale of surplus radio equipment. 

    Sunday 25 Oct 2026 – Galashiels Rally.

  • 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. The panel of speakers is now complete. The registration system is now open for booking. 

    https://gmroundtable.org.uk/ 


  • 9 May – 30 Sept – Weds & Sats – MOC Exhibition 2026

  • 27 Sept 2026 MOC Goudie Lecture – 100 Years of Television.

    The next MOC Goudie Lecture will take place at 7.30 pm on WEDNESDAY 23 SEPTEMBER and is entitled 100 Years of Television. It will be presented by Museum Chair Prof. Tom Stevenson. Please see Events – Museum Of Communication for further information.

    Sunday 25 Oct 2026 – Galashiels Rally

  • 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).

test card

RADIO NEWS, RECENT MEETINGS, 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.

  • Wed 5 Aug Austrian Visitors expected at Pub Night

    Wed 5 Aug Austrian Visitors expected at Pub Night

    Orti OE5OMO and his XYL Silvia OE5TTB hope to join us at the Pub Night on Wed 5th August during their visit to Edinburgh for the Festival. Photo tnx QRZ.com.

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  • 17 July 2026 – Brian GM4DIJ at school ~1965

    17 July 2026 – Brian GM4DIJ at school ~1965

    Photo of Brian Howie (now GM4DIJ) with a B-29 receiver, taken by one of his friends in the Radio Club at Marr College, Troon about 1965. He passed the RAE in 1966, getting his first licence GM8DIJ in 1970. After learning the Morse code he later upgraded to GM4DIJ.

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  • 22 July 2026 – Summer Pub Night 2

    22 July 2026 – Summer Pub Night 2

    Photos by John GM8OTI taken at Wee Bennet’s Bar, Morningside Station. Also… Read more

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  • 28 June 2026 – Corsair CV450 modern PC PSU – for sale by Andy GM4LLD

    Corsair CV450 modern PC PSU. Comes from my son’s PC as he has just updated with some new GPU that needs a bigger PSU. No box but clean and working. £20 Andy GM4LLD (ex-MM0FMF)

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  • 13 June 2026 – Dell Monitor for Sale by Andy GM4LLD

    13 June 2026 – Dell Monitor for Sale by Andy GM4LLD

    Dell U2412M hires 1920 x 1200 LCD monitor Adjustable stand DisplayPort, DVI & VGA inputs 1920 x 1200 WUXGA resolution 4 port USB2 hub. Mains lead Very good condition, no screen blemishes. £35 Andy GM4LLD.

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  • 26 Apr 2026 – Bencher BY-1 Dual Paddle for Sale by Andy GM4LLD.

    26 Apr 2026 – Bencher BY-1 Dual Paddle for Sale by Andy GM4LLD.

    Bencher BY-1 dual paddle key. Chrome mechanics on black base. Used and slightly worn but in very good condition otherwise. Pictures available on request. Price £125 or offer. Andy Sinclair GM4LLD (formerly MM0FMF

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  • 10 Mar 2026 – 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  , works well without an ATU on 10 m and 11m band I have the aerial at my QTH , photo attached – collection from QTH GM4HWO @  Liberton Sigma 2010 skip master 25-30MHhz am/fm/ssb , fibreglass home base antenna, power handling 1000 watts, length 5.48 m/ 18 feet, Gain 9.9 dB, impedance 50 ohms, frequency 25-30MHz (with tuning), construction fibreglass, swr 1:1.3, Mounting bracket pole, the sigma euro-comm ½ wave skip master 2010 is a high performance base station antenna.…

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  • 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 Item Description Price Alinco HF Mobile Whip Antenna 2.7 m mobile whip; antenna mounting bracket and spring; adjustable vehicle mounting bracket; heavy duty; boxed. NEW – £150 Anritsu MT8820A Radio Communication Analyser 30 MHz to 2.7 GHz, spectrum analyser, 2G/3G mobile phone tester, output power, modulation, RF signal generation, £300 Badger Boards HF Antenna wideband folded dipole antenna with balun N(f) connector; heavy duty centre spacer; termination resistor; 1.5 MHz to 30 MHz; supplied with 2 x 50 ft antenna…

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  • 12 May 2015 – Brian Flynn GM8BJF Article in RadCom.plus Opening Issue

    12 May 2015 – Brian Flynn GM8BJF Article in RadCom.plus Opening Issue

    Congratulations to LRS member Brian Flynn whose article “A Versatile PLL PC Board Design – for Applications from HF to Microwaves” is published in the opening issue of the new RSGB  publication RadCom.plus. This is available online only, and only to RSGB members. (There’s a moral there somewhere)! Brian’s circuit provides accurate, stable frequency sources in…

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  • 8 May 2015 – 10GHz GM8FFX/B Beacon Built & Installed by Brian Flynn GM8BJF

    8 May 2015 – 10GHz GM8FFX/B Beacon Built & Installed by Brian Flynn GM8BJF

    The GM8FFX/B hardware. LRS member Brian Flynn GM8BJF has built and installed a second personal beacon on 10GHz in less than a year. The first was GM3WOJ/B on 10368.400MHz at the QTH of Chris Tran GM3WOJ at Lamington near Invergordon at IO77ws, installed in June 2014 and described in an earlier article. This beacon is almost…

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  • 2/3 May 2015 – GM3HAM/P in Microwave Trophy at Gatehouse of Fleet

    2/3 May 2015 – GM3HAM/P in Microwave Trophy at Gatehouse of Fleet

    Brian GM8BJF and Alan GM0USI A “compact” team of Brian GM8BJF (operator of GM3HAM/P) and Alan GM3PSP (chief cook / genny operator / photographer) were joined by Alan Dimmick GM0USI (operator) from Glasgow at our site near Gatehouse of Fleet for the Microwave Trophy on 2nd May 2015. Seven QSOs were made on 10GHz on…

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  • 13 May 2015 – Film Soundtrack Technologies – Alan Masson GM3PSP

    13 May 2015 – Film Soundtrack Technologies – Alan Masson GM3PSP

    Photo by Melvyn GM4HYR. At the meeting of the LRS on 13th May 2015, Alan Masson GM3PSP traced the history of film sound tracks from the first sound-on-disc systems such as Vitaphone, used for The Jazz Singer in 1927, through analog sound-on-film systems including dye-only tracks, to the digital systems used latterly on film release prints. …

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  • 22 April 2015 – DXpeditions to Tonga & Micronesia – Chris Tran GM3WOJ

    22 April 2015 – DXpeditions to Tonga & Micronesia – Chris Tran GM3WOJ

      Keith Kerr GM4YXI/GM5X & Chris Tran GM3WOJ/GM2V in Chuuk, Micronesia, April 2015 (It’s tough, but somebody’s got to do it)! Well-known Scottish DXer Chris Tran GM3WOJ talked about his DXpeditions to Tonga in 2014 and Micronesia in 2015 (just back!) at the meeting of the LRS on 22nd April 2015.  In April 2014, Chris Tran GM3WOJ/GM2V travelled…

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  • 8 April 2015 – Spring 2015 Surplus Equipment Sale

    8 April 2015 – Spring 2015 Surplus Equipment Sale

    The Spring 2015 Surplus Equipment Sale was held on 8th April at St Fillan’s Church.   The sale items included this HF loop antenna brought by Ian GM3VEI, Dunbar.  Photo report.

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  • 20 March 2015 – Solar Eclipse

    20 March 2015 – Solar Eclipse

    Photos by Brian GM4DIJ of the near-total solar eclipse.   See also: RSGB Eclipse Experiment yields data. 

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  • 25 March 2015 – Vector Network Analyzer – Brian Flynn GM8BJF

    25 March 2015 – Vector Network Analyzer – Brian Flynn GM8BJF

    LRS member Brian Flynn GM8BJF talked about The Vector Network Analyzer (VNA) at the meeting of the LRS on Wed 25th March 2015.  The club is now the proud owner of a 6GHz HP-8753C VNA thanks to the generosity of Norrie GM1CNH. Brian GM8BJF is the custodian and “minder” of the instrument. His talk covered the…

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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 or 0131-440-3425

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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: “The design and building of antennas at one time required vast testing ranges with expensive equipment. Analysing  and optimising antennas once took many hours of  painstaking measurements, hand calculation (if you understood the maths)  and…

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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 archiving all our digital “stuff” in the future. LRS President Andy Sinclair MM0FMF talked about The Cloud, what it is, why it’s used and whether it will rain all over your data. Not a simple…

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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 11th. The vertical dipole array (VDA) has become the de facto antenna of choice for many DXpeditions to remote oceanic islands. The reasons why these antennas work well were discussed along with a brief review…

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