RadCom November 2021, Vol. 97, No. 11

| October 25, 2021

RSGB 2021 Convention Online – Keynote speaker Professor Cathryn Mitchell, M0IBG on radio technology and space science

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News and Reports

Around Your Region – Club events calendar 85
Around Your Region – Events roundup 89
New products 14
News 13
RSGB Construction Competition 22
RSGB Matters 6
Special Interest Groups News 16


Advertisers’ index 93
Antennas, Mike Parkin, G0JMI 18
ATV, Dave Crump, G8GKQ 36
Contesting, Steve White, G3ZVW 53
GHz bands, Dr John Worsnop, G4BAO 66
HF, Martin Atherton, G3ZAY 62
Members’ ads 94
Propagation, Gwyn Williams, G4FKH 96
Rallies and events 95
The Last Word 97
VHF/UHF, Paul Marks, G8FVK 64


Book review 43
Discovery TX-500 160-6m QRP transceiver, Thomas Witherspoon, M0CYI 30


AGM questions and answers, part three 60
Harborough at war, Peter Rivers, G4XEX 48
International Lighthouses and Lightships Weekend 2021 76
The transatlantic tests of the 1920s, Nick Totterdell, G4FAL 54

Technical features

A handheld, the ISS and me, Tom Morgan, G0CAJ 24
Amateur radio, the arrival of the transistor, Duncan James, M0OTG 80
Design notes, Andy Talbot, G4JNT 44
Digital voltmeter accuracy, Andrew Barron, ZL3DW 72
EMF compliance checks above 110MHz, John Rogers, M0JAV, Ian White, GM3SEK,
Peter Zollman, G4DSE 38
Oscar: broadband regenerative preselector part two, Sheldon Hutchinson, N6JJA 58
SWR, where has the reflected power gone? Fred de Klepper, VK3FJD 68

Category: Front Page News, RadCom