Scottish Charity number SC045038
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LRS Messages of the Day
Wed 15 Oct 2025 – Surplus Sale report with many photos – see Recent Meetings below.
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
LRS meetings are normally held on the 2nd and 4th Wednesdays of each month (except July and August) at 8:00pm at the Braid Hills Hotel, 134 Braid Road, EH10 6JD.
In July and August Pub Nights are held at 7:30pm at Wee Bennet’s Bar at Morningside Station, on the 2nd and 4th Wednesdays. There are also occasional Wee Bennet’s evenings arranged during the main club season.
Most items are archived in Meeting Reports or Society Activities.
UPCOMING MEETINGS
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PLEASE NOTE LECTURE TIME IS 11:00 NOT 11:30AM.
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AUTUMN 2025
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.
RECENT MEETINGS
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15 Oct 2025 – Autumn Surplus Sale
The Autumn Surplus Sale was held as usual at St Fillan’s Church… Read more
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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
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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
RALLIES AND OTHER EVENTS
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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!
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Sun 26 Oct 2025 – Galashiels Rally
Click for details.
CONTEST CALENDAR
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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).
RSGB GB2RS NEWS
Every Sunday morning in the Edinburgh area at 09:30h from LRS member Peter Dick GM4DTH. 70.425MHz FM, 145.525MHz FM & 433.525MHz FM. Then call-in to Peter at 10:00h on 145.575MHz for local net. Several LRS members often there.
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.
1. RADIO NEWS ITEMS
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28 Oct 2025 6:00-7:30pm Bletchley Park illustrated talk by Derek Douglas at Newington Library
Derek Douglas is a member of the Colinton Local History Society. (Free) tickets necessary. https://www.eventbrite.co.uk/e/bletchley-park-an-illustrated-talk-with-derek-douglas-tickets-1785984741439
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3 Oct 2025 – 75th Anniversary of the Transistor
The 3rd of October 2025 was the 75th anniversary of the patenting of the invention of the transistor by three […]
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2 Oct 2025 – GM1CNH Norman’s HK Colombia DXpedition
Some photos from Norman’s DXpedition to Colombia. (Norman GM1CNH & Peter GM4DTH). HK3LRB club setting up in park for […]
2. SILENT KEYS
There are no current silent key notifications. Click on the heading to see the silent key archive.
3. ITEMS FOR SALE
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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 Boxed and Unused ML&s Price £80 Only £40 Tel: 0131 539 2858 Dave […]
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2 ICOM SP-38 Speakers Matching IC-7300 & IC-9700 – Dave 6
2 x SP-38 Icom Speakers Matching IC- 7300 & IC- 9700 Boxed as New ML&s Price £156 Each […]
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21 Aug 2025 – Steel Ammo Box – £25 – Pete GM4BYF
For sale: Steel ex army ammunition box. Useful for carrying tools etc. Two handles. 58 x 26 x 26 cm […]
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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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2 Aug 2025 – ICOM R100 Receiver – Pete GM4BYF
ICOM – R100 General coverage receiver in excellent condition with all accessories and handbook. Covers 100kHz to 1.8GHz – AM, […]
Lothians Radio Society activities – latest reports
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27 Apr 2011 – R1155 / T1154 Restoration by Ian GM0UHC
Ian Ropper GM0UHC drew an attendance of 24 on 27th April for his talk on the restoration of the classic […]
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19 Apr 2011 – MOC Goudie Lecture – Defending the Forth 1914-1945
LRS Members are invited to attend the Goudie Lecture “Defending the Forth 1914-45” by Geoffrey Stell, at the Museum of […]
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10 Apr 2011 – Cockenzie Quaich Presented to LRS at Norbreck Rally
At least ten members of the Lothians Radio Society attended the Norbreck Rally in Blackpool on 10 April 2011. Thanks […]
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Summits On The Air – UHF Fun Day – 27 March 2011
On Sunday 27 March Summits On The Air (SOTA) enthusiasts organised an informal “UHF fun day” with the aim of […]
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Report – GM8OTI on 50 MHz UKAC
LRS Chairman John GM8OTI had a go at the RSGB 50 MHz UK Activity Contest on Tuesday evening, 22nd March. […]
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13 Apr 2011 – LRS Spring Junk Sale
The Lothians Spring Junk Sale was held on Wednesday, April 13th at St Fillans Church Hall. L-R: Norrie GM1CNH auctions […]
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23 Mar 2011 – Operating VP8AQA from Antarctica
At the LRS meeting on 23rd March 2010 Dave Burke GM6SZJ talked about “Operating VP8AQA from Faraday Base, Antarctica” and showed many slides […]
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Japan Earthquake – Emergency HF Frequencies to Avoid
Lothians RAYNET has advised us of the following: HF frequencies are now known to be in use by Japanese amateurs […]
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Congratulations to Vic GM3OWU.
Congratulations to LRS member Vic Stewart GM3OWU who received his licence exactly 50 years ago and has remained active on […]
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Foundation Level Licence Examination at Livingston on 12th April 2011
The Livingston & District Amateur Radio Society LaDARS will be holding a foundation level licence examination at the Crofthead Farm Community […]
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9 Mar 2011 – Beginner’s Guide to 23cm & 70cm – Ray James GM4CXM
Ray James GM4CXM from Bearsden presented a very interesting and comprehensive talk, “A Beginner’s Guide to DXing & Contesting on […]
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23 Feb 2011 – Circuit & System Technologies, by Dr Roger Hill, MBE
At the LRS meeting on 23rd February we welcomed back Dr Roger Hill MBE who talked about “Circuit & System Technologies”. Roger has also […]