Welcome to the Lothians Radio Society

Scottish Charity number SC045038

  • LRS Messages of the Day

    Wed 15th Oct 2025: LRS Surplus Sale at St. Fillan’s Church, Buckstone Drive, EH10 6PD. Doors  open at 7.30pm for 8pm start.

    Sat 18 Oct 2025 : 11:00am MoC Goudie Lecture – Britain’s Contribution to Victory in World War II by Roy Johnstone, followed by buffet lunch.

    Tues 28 Oct 2025 – Bletchley Park talk at Newington Library – see News Item, below.

    Sat 1 Nov 2025 – GMRT-2025 – Only 2 places left – book now! See Rallies etc below.

LRS MEETINGS

  • PLEASE NOTE LECTURE TIME IS 11:00 NOT 11:30AM.

  • AUTUMN 2025

    Wed 15th Oct (3rd Wed) – 8pm at St Fillan’s Church, Buckstone Drive – LRS Surplus Equipment Sale. Do not arrive before 7:30pm.

    Sat 18 Oct 2025 : 11:00am MoC Goudie Lecture – Britain’s Contribution to Victory in World War II by Roy Johnstone, followed by buffet lunch.

    Wed 29th Oct – Pub Night at Wee Bennet’s Bar, Maxwell St., Morningside Stn.

    Wed 12th Nov at 14:00h at Napier Univ. Craiglockhart – Technological advances in the development of WW2 airborne radar by Prof. Peter Grant. Click for details.

    Wed 12th Nov at 20:00h at BHH: Radio Safari to Eswatini  3DA0 by Malcolm Hamilton GM3TAL 

    Wed 26th Nov – at BHH: Something to do with Beacons by Brian Flynn GM8BJF.

    Wed 10th Dec:  LRS Xmas Curry:  8:00pm at Kahani Indian Restaurant (BYOB), 10 Antigua Street, after pre-dinner drinks at 7:00-7:55pm at Jeremiah’s Tap, Elm Row. 


  • 1st Oct 2025 – Using Ansys HFSS Software for Amateur Radio Projects by Brian Howie GM4DIJ.

    1st Oct 2025 – Using Ansys HFSS Software for Amateur Radio Projects by Brian Howie GM4DIJ.

    Brian discussed the workings of Ansys HFSS = High Frequency RF Simulation… Read more

  • 24 Sept 2025 – LRS Visit to MoC TV Exhibition & Bletchley Park Talk by Pete GM4BYF.

    24 Sept 2025 – LRS Visit to MoC TV Exhibition & Bletchley Park Talk by Pete GM4BYF.

    Speaker Pete GM4BYF was introduced by MoC Chair, Prof Tom Stevenson. Wed… Read more

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

    The 13th Scottish Microwave Round Table GMRT-2025, will go ahead between 10.30h and 17.00h on Saturday 1st  November at the Museum of Communication, Burntisland, Fife. An interesting programme of speakers has been arranged, microwave test facilities will be provided and there will be an opportunity to buy components and microwave-related items. An optional Dinner will be held in the evening at the Kingswood Hotel. Full info / online registration available at https://gmroundtable.org.uk/or email Colin GM4HWO  gm4hwo@gmail.com. Note the event has a maximum capacity of 50 people and only 2 places left –  book now!

    GMRT-2025 Program published (click).

  • Sun 26 Oct 2025 – Galashiels Rally

    Galashiels Rally – GM4YEQ

    Click for details.

  • 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 MM0FMF is in RSGB RadCom Sept 2025, p.80).

test card

RADIO NEWS, SILENT KEYS and FOR SALE / WANTED

Click on image or “read more” to open full article.

Send items to Alan GM3PSP:

webmaster@lothiansradiosociety.com

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

There are no RADIO NEWS ITEMS. Click on the heading to see the radio news archive.

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

  • 14 May 2025 – Antennas & Duplexers – Dave 6

    Antennas and Duplexers For sale  by  Dave GM6KGZ – 14th May Diamond  A144S5R2  5 Element 2M  Beam Antennas – 2 […]

    Read more

  • 17 Apr 2025 – Two iPads 128GB 7th Generation – £100 ea – Dave 6

    Two iPads 128 GB. 7th Generation With Mains Chargers & USB to Lightning Cables. Plus: Ovoe Padded Carrying Cases and Clear […]

    Read more

  • 8 Apr 2025 – Raddy RF 919 Multiband Multimode Receiver – £100 – Dave 6

    Raddy RF919 Multiband Multimode Receiver AM / FM / WFM / SSB / CW // SW / VHF / UHF / […]

    Read more

  • 8 Apr 2025 – Uniden Bearcat BCD 160 DN Scanning Receiver: £120 – Dave 6

    Uniden  Bearcat  BCD 160 DN  Digital Scanning Receiver Modes  DMR  / NXDN  / dPMR  Digital Communications Boxed and in mint […]

    Read more

  • 1 Apr 2025 – Portable Spectrum Analyzer £750 & Portable ‘Scope – £200 – Dave 6

    Portable Spectrum Analyzer – Rechargeable In Fitted Flight Case Boxed and in mint condition – £750   FOR SALE – Portable […]

    Read more

  • 19 May 2025 – GB3EDN 1296MHz Beacon in Edinburgh spotted in Sweden

    The GB3EDN beacon on 1296MHz in Edinburgh has been spotted on 2025-05-19.It was spotted on 1296.99MHz at 08:27 UTC by […]

    Read more

  • Andy MM0FMF/P on Stuc a’Chroin in RSGB RadCom June 2025 p.59

    Andy MM0FMF/P on Stuc a’Chroin in RSGB RadCom June 2025 p.59

    Congrats to LRS President Andy Sinclair MM0FMF on the publication of his SOTA /portable photo on Stuc a’Chroin in Radcom, […]

    Read more

  • 14 May 2025 Engineering Challenges: Microwave Preamps for 70cm and 23cm by Pete Bates GM4BYF.

    14 May 2025 Engineering Challenges: Microwave Preamps for 70cm and 23cm                                       by Pete Bates GM4BYF.

    14 May 2025 Engineering challenges: Microwave Preamps for 70cm and 23cm by Pete Bates GM4BYF. There was a turnout of […]

    Read more

  • 23 Apr 2025 – Special Meeting: The Future of our Amateur Radio Hobby by Chris Tran GM3WOJ.

    23 Apr 2025 – Special Meeting: The Future of our Amateur Radio Hobby by Chris Tran GM3WOJ.

    23 Apr 2025 – LRS Special Meeting: The Future of our Amateur Radio Hobby by Chris Tran GM3WOJ For this […]

    Read more

  • 12-13 Apr 2025: Norbreck (Blackpool) Rally.

    12-13 Apr 2025: Norbreck (Blackpool) Rally.

    Photos tnx Colin GM4HWO: LRS group shot at end of rally. Norman Stewart GM1CNH, Peter Dick GM4DTH, Rob Humphrey MM0RHU, […]

    Read more

  • 9 Apr 2025 – Surplus Equipment Sale

    9 Apr 2025 – Surplus Equipment Sale

    The LRS Spring Surplus Equipment Sale was held as usual at St Fillan’s Church in Buckstone. There was an excellent […]

    Read more

  • 28 Mar 2025 – 80 Years of Airborne Radar – Dr Iain Scott FREng

    28 Mar 2025 – 80 Years of Airborne Radar – Dr Iain Scott FREng

    Wed 26 March 2025  – Dr Iain Scott FREng:  “80 years of Airborne Radar – From the Cavity Magnetron to […]

    Read more

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

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

    The T-shirt reads “He’s not a businessman, he’s a very naughty boy!”, or something like that… Report soon. Norman talked […]

    Read more

  • Sat 15 March 2025 – MoC Goudie Lecture by Dr Peter Grant – Wartime Centimetre Wavelength Radar Developments

    Sat 15 March 2025 – MoC Goudie Lecture by Dr Peter Grant – Wartime Centimetre Wavelength Radar Developments

    Click for full information.

    Read more

  • 12 Feb 2025 – The End of the Line – for a Bit? – Ed Bain GM4AIS

    12 Feb 2025 – The End of the Line – for a Bit? – Ed Bain GM4AIS

    12 Feb 2025 – The End of the Line – for a Bit? – Ed Bain GM4AIS. The continuing rollout […]

    Read more

  • Sat 15 Feb 2025 – MOC Goudie Lecture – The Pallimpsest Hoax –

    Sat 15 Feb 2025 – MOC Goudie Lecture – The Pallimpsest Hoax –

    Sat 15 Feb 2025 – MoC Goudie Lecture – The Pallimpsest Hoax – Mervyn Hagger (MoC) Click for details.

    Read more

  • 31 Jan 2025 – Alan Masson GM3PSP – 80th Birthday

    31 Jan 2025 – Alan Masson GM3PSP – 80th Birthday

    Jeremiah Bar. Andy MM0FMF, ?, Brian GM8BJF, Alan GM3PSP, John GM8OTI, Colin GM4HWO, Brian GM4DIJ, John GM4JRT.   Long-term LRS […]

    Read more

Scroll to Top