This was an evening of three mini-talks on the range of receivers manufactured by Racal Ltd

 

Trophies won by the Lothians Radio Society were shown before their return to the RSGB

GM4HWO with RSGB trophies

LRS President Colin Wright GM4HWO showed the trophies won by the club in 2008-9

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"Aviation Transponders - from IFF to ATCRBS to Mode S to ADS-B"

by David Stockton GM4ZNX

LRS member David Stockton gave a most interesting and amusing talk on the history of equipment for identifying aircraft on radar for military / defensive purposes and modern Air Traffic Control. He ended by showing a modern miniaturized transponder for general aviation use (private aircraft), made by his company.

GM4ZNX transponder talk

David Stockton GM4ZNX with a number of transponders which he described in his talk.

 

miniature transponder

A modern miniaturized transponder with separate control panel unit, for use in General Aviation.

Crawford recounted the history of the Central Scotland FM group and the development of the current network of FM repeaters across the region. 

Crawford Ross GM8HBY

Crawford Ross GM8HBY, Chairman of the Central Scotland FM Group

The now-traditional Christmas Curry at the Himalaya Tandoori Restaurant in Bruntsfield was enjoyed by all present.

Christmas Curry 2009 - 1

L-R: Brian GM8BJF, Pete GM4BYF, John GM8OTI, visitor, Peter GM4DTH, Brian GM4DIJ, Colin GM4HWO, XYL-GM4HWO, Tommy GM4DCL, XYL-GM8OTI, Andy MM0FMF, Tommy GM1GEQ.


Dr Roger Hill

Dr. Roger Hill MBE, Selex-Galileo / formerly Ferranti, retired.

Norrie, a very keen portable operator, described and demonstrated the many items of radio gear needed to mount a one-man portable station on VHF / UHF.


Norrie Stewart GM1CNH.

Note - photo taken on another occasion (junk sale).

Arranged by Pete Bates GM4BYF, at St Fillan's Church, Buckstone

Surplus sale October 2009

L-R: Peter GM4DTH, Colin GM4HWO, Andy MM0FMF

Alan Masson G3PSP  lived for 20 years in the USA while working for Kodak, latterly in Rochester NY. Rochester is a very active centre for Amateur Radio with a number of clubs. Alan described his experiences at the Rochester DX Association, the Rochester Amateur Radio Association, the Rochester VHF Group, ARRL Field Day, the Rochester Hamfest, and the Antique Wireless Association. While working in Hollywood CA he sat all the exams and 5 wpm morse test in one day and gained his US "vanity" callsign K6PSP.