RadCom December 2013, Vol. 89, No. 12
THIS EDITION IS TEMPORARILY UNAVAILABLE ONLINE
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
RadCom is the Radio Society of Great Britain Members’ magazine and is sent free every month to Members of the Radio Society of Great Britain.
RadCom has the largest amateur radio readership in the UK and is respected throughout the world.
To read this edition online, click the cover or follow this link.
You will need to enter your RSGB Members’ Area login, and have Adobe Flash installed on your computer.
Contents RadCom December 2013
News and Reports
- 6 RSGB Matters
Including Christmas greetings from the President, new unified Emercomms organisation, Presidential, Board and Regional Manager vacancies, Centenary Construction Competition results, QSL matters, congratulations and newcomers. - 10 News
All the amateur radio news - 12 Centenary News
Latest news of the RSGB Centenary celebrations - 56 RadCom 2013 Index
- 82 Around Your Region
Clubs news and planned events around the country
Members’ Special Offer
Features
- 40 XROYG On the Air
John Warburton, G4IRN describes the recent CW DXpedition to Easter Island - 77 G100RSGB
More tales of how clubs have been enjoying the RSGB Centenary Callsign
Reviews
- 14 Yaesu FT-252E 2m handheld
Yaesu tackles cheap imports on their own terms whilst maintaining customer support levels writes Giles Read, G1MFG - 23 Zeus ZS-1 HF SDR transceiver
Mike Richards, G4WNC is impressed by this fully digitised SDR transceiver with general coverage
reception - 60 Innovantennas 20/15/10 DESpole
A three-band rotatable dipole with dropped vertical sections to reduce the turning circle reviewed by Steve Nichols, G0KYA - 77 Book Review
Giles Read, G1MFG gives the low down on the third edition of LF Today and is fascinated by Cold War Secret Nuclear Bunkers
Technical Features
- 16 Moving On
John Welsh, G0NVZ looks at capacitive and inductive aerial loading - 18 Homebrew
Finishing off the UHF transverter and starting a new sub-4MHz transceiver with Eamon Skelton, EI9GQz - 30 Operating on 472kHz
LF guru Mike Dennison, G3XDV explores the delights of our newest frequency allocation - 36 Design Notes
Are PIN diodes the ideal RF switch, asks Andy Talbot, G4JNT - 42 Shortening, Shortening
Ron Mount, G7DOE explains why the ‘ideal’ dipole length isn’t really right - 44 DVB-T Stick as SDR
You can start playing with software defined radio from VHF to microwaves for under £10 explains Clive Ousbey, G0CHO
92 Data
Andy Talbot, G4JNT responds to his bumper postbag
58 EMC
More on ADSL/VDSL unwanted emissions by Dr David Lauder, G0SNO
Regulars
- 91 Advertisers index
- 34 Antennas, Peter Dodd, G3LDO
- 70 GHz, Dr John Worsnop, G4BAO
- 64 HF, Martin Atherton, G3ZAY
- 56 LF, Dave Pick, G3YXM
- 95 Propagation, Gwyn Williams, G4KFH
- 27 QRP, Rev. George Dobbs, G3RJV
- 93 Members’ Ads, Rallies and Events, Silent Keys and Special Event stations
- 74 Sport Radio, Steve White, G3ZVW
- 96 The Last Word
- 68 VHF/UHF, Richard Staples, G4HGI
Category: RadCom