RadCom September 2021, Vol. 97, No. 9

| August 20, 2021

Interference finding – tracking local interfering signals

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News and Reports

Around Your Region – Club events calendar 85
Around Your Region – Events roundup 89
New products 15
News 12
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 68
HF, Martin Atherton, G3ZAY 62
Members’ ads 94
Propagation, Gwyn Williams, G4FKH 96
Rallies and events 95
The Last Word 97
VHF/UHF, James Stevens, M0JCQ 64


Astatic SWR Power Meter, Paul Marks, G8FVK 22
Book review 79
Watson Power-Mite-NF power supply, Steve Nichols, G0KYA 32


AGM questions and answers (Part 2) 80
GB2VUL at Southend, Maggie Atkinson, M7LCF 56
Going minimalist portable, Alan Troy, G4KRN 30
Receive-only operating, Tony Molloy, M6CIH 38
Wireless in Warfare (Part 2), Brian Austin, G0GSF 54

Technical features

Design notes, Andy Talbot, G4JNT 76
High performance loop amplifier, John Hawes, G8CQX 40
Mystery component finder, Andrew Barron, ZL3DW 83
PSU failure protection, Bernard McIntosh, GM4WZG 46
QRM finding and elimination, Ian Miles, G0CNN 58
SDR transceiver (Part 1 – the receiver), Gordon Lean, G3WJG 24

Category: Front Page News, RadCom