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Free sample RadCom

This is your opportunity to read and download an edition of RadCom for free.

Your free edition is March 2011 (Vol. 87, No. 3).

You can either read the magazine online by clicking the cover picture on the left, or download it as a PDF file to your computer by following the link below.

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• Download RadCom March 2011
  (96-page/24MB PDF file)

Contents RadCom March 2011

This sample edition of RadCom is freely available to all visitors to this website.

• News and Reports

  6 RSGB Matters
  Including news from the RSGB Regional Council
  10 News
  All the amateur radio news including club news
  72 Plasma TV Interference Survey Report
  Report by John Pink, G8MM, on the recent findings

• Review

  25 DV Access Point Dongle
  Personal D-Star AP reviewed by Chris Howard, 2E0CTH
  63 Mini-Review and Members' Offer
  The TYT TH-UVF1 dual band handheld at a very keen price
  70 DX Engineering Hexx Beam
  Compact with good performance says Steve Nichols, G0KYA
  74 Book Review
  An expanded Amateur Radio Astronomy 2nd Edition leads this month's field

• Technical Features

  19 Homebrew
  Class-A wideband amplifier by Eamon Skelton, EI9GQ
  35 Start Here
  Jonathan, M5FUN and Tatiana, MM6TAT explain getting started on HF
  38 Software Radio in a Nutshell
  A clear explanation of a complex field by Ian Poole, G3YWX
  40 Design Notes
  Andy Talbot, G4JNT, looks at different synthesiser architectures
  50 Wouxun 4m antenna mod
  Improve performance by up to 6dB, writes Brian Dennis, G4UTM
  60 Extended 40m quarterwave
  John Sonley, G3XZV presents an elongated vertical with design calculations
  64 Optical communications special
  New mini series by StuartWisher, G8CYW, starting with CW, AM and FM

• Features

  16 SOS Radio Week
  Amateur radio raising funds for the RNLI
  26 RSGB Convention Update
  Put 7 to 9 October in your diary, writes Elaine Richards, G4LFM
  28 85 Years of Hospital Radio
  Forthcoming celebrations described by Norman Bland, M0JEC & Elaine Richards, G4LFM
  79 T3 2C from Christmas Island
  Detailed preview of the 5 Star DXers Association's forthcoming DXpedition

• Regulars

  78 ARDF, Robert Vickers, G3ORI
  44 ATV, Roy Powers, G8CKN
  32 Antennas, Peter Dodd, G3LDO
  84 Club Calendar
  58 GHz Bands, Sam Jewell, G4DDK
  51 HF, Don Field, G3XTT
  86 Members’ Ads
  88 Rallies & Events
  83 Propagation, GwynWilliams, G4KFH
  76 Sport Radio, Steve White, G3ZVW
  92 The Last Word
  54 VHF UHF, David Butler, G4ASR

Information for RadCom readers

Copyright

© 2011 Radio Society of Great Britain. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written permission of the Radio Society of Great Britain.

Errors and Omissions

Whilst the Radio Society of Great Britain—the publisher—takes all reasonable care in the production of RadCom, we can accept no responsibility for errors, inaccuracies or omissions contained within the magazine or any subsequent loss arising from any use thereof. Reliance placed on the contents of RadCom is at the reader's own risk. We urge any reader to take all precautions appropriate to avoid any loss or damage to equipment and ensure the personal safety of themselves and others when using material contained in RadCom. It should be also noted that patent or copyright protection may exist in relation to any items within this magazine. The RSGB does not accept any responsibility for failing to identify any such patents, copyright or any other protection.

Readers are also reminded that the use of radio transmission and reception equipment—including scanning—is subject to licensing and the erection of external aerials may be subject to local authority planning regulations.

Advertisements

Although RSGB staff and the staff of Danby Advertising—its Advertising Agent—take reasonable precautions to protect the interests of readers by ensuring as far as practicable that advertisements in the pages of RadCom are bona fide, the magazine and its publisher, the RSGB, cannot accept any undertaking in respect of claims made by advertisers, whether these advertisements are printed as part of the magazine, or are in the form of inserts. Under no circumstances will the magazine accept liability for non-receipt of goods ordered, late delivery, or faults in manufacture. Legal remedies are available in respect of some of these circumstances, and readers who have complaints should address them to the advertiser or should consult a local Trading Standards Office, a Citizens’ Advice Bureau, or their own solicitors. The publishers make no representation, express or implied, that equipment advertised conforms with any legal requirements of the Electromagnetic Compatibility Regulations 1992. Readers should note that prices advertised may not be accurate due to currency exchange rate fluctuatons, or tax changes.