RadCom July 2018, Vol. 94, No. 7

| June 26, 2018


We apologise for any disappointment

This edition is currently being converted to our HTML5 online viewer, which will bring enhanced readability, download speed and picture quality

Cover image: The RSPduo twin-tuner software defined radio from SDRplay. Photo by Mike Richards, G4WNC, design by Kevin Williams, M6CYB.SDRplay RSPduo twin tuner SDR: New British receiver launched at Dayton covers
1kHz-2GHz—twice—with no gaps

Online edition

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News and Reports

News and Reports
Around Your Region – Club events calendar 85
Around Your Region – Events roundup 89
New products 11
News 10
RSGB Matters 6


Advertisers’ index 93
Antennas, Mike Parkin, G0JMI 30
ATV, Dave Crump, G8GKQ 38
GHz bands, Dr John Worsnop, G4BAO 62
HF, Martin Atherton, G3ZAY 58
Members’ ads 94
Propagation, Gwyn Williams, G4FKH 96
Rallies and events 95
Sport radio, Steve White, G3ZVW 23
The Last Word 97
VHF/UHF, Richard Staples, G4HGI 60


Book review 64
Inrico T320 Network Radio, Giles Read, G1MFG 26
SDRplay RSPduo, Mike Richards, G4WNC 80

Technical Features

Design notes, Andy Talbot, G4JNT 66
Evaluating Marconi’s transatlantic first, David Sumner, G3PVH 44
Network Radio – what’s it all about? Chris Rolinson, G7DDN 16
Up/downconverter datamode test source, Andy Talbot, G4JNT 72


Dayton Hamvention 2018, John Crabtree, KC0G 76
DXpedition by air to St Helena, Bill Rothwell, G0VDE/ZD7BR 12
National Hamfest 10th Anniversary 75
Open Day at the National Physical Laboratory, Giles Read, G1MFG 42
RSGB ARDF Championships, Bob Titterington, G3ORY 68
RSGB Commonwealth Contest 2018, Bob Whelan, G3PJT 20
RSGB Convention 74
International Marconi Day 2018 40

Category: Front Page News, RadCom