RadCom June 2013, Vol. 89, No. 6

| June 25, 2013

Cover of June 2013 RadCom showing the new Kenwood TS-990 reviewed by Peter Hart, G3SJX

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Contents RadCom June 2013

News and Reports

  • 6 RSGB Matters
    Including a message from our new President, Ofcom news and a report on the RSGB 2013 AGM and trophy presentations
  • 11 News
    Latest amateur radio news
  • 13 Centenary Contruction Competition
    RSGB Members are invied to submit their amateur radio home construction projects for consideration – and excellent prizes are on offer
  • 14 Centenary News
    HRH the Duke of Edinburgh, KG, KT, confirms planned attendance at RSGB Centenary Day celebrations
  • 78 Around Your Region
    Club news and planned events around the country

Features

  • 30 International Marconi Day
    Reports from around the country on the annual celebration of Marconi’s birthday, including details of GB0CMS, GB2MT and GB5LT
  • 38 RSGB Convention and Hamfest 2014
    Keep up-to-date with these two major events
  • 40 Getting Started in Morse
    Roger Cooke, G3LDI describes the essentials for learning this venerable mode
  • 66 G100RSGB
    The latest news on the RSGB’s peripatetic centenary celebration station by John Gould, G3WKL

Reviews

  • 18 Kenwood TS-990
    In addition to its superb performance, what really sets this radio apart is the level of built-in features and its clear display of operating parameters says Peter Hart, G3SJX
  • 39 Book Review
    Giles Read, G1MFG is impressed by Centenary – 100 Years Working for Amateur Radio

Technical Features

  • 24 Homebrew
    Eamon Skelton, EI9GQ looks at UHF construction techniques
  • 44 EMC
    More on interference problems from LED lights and solar PV systems revealed by Dr David Lauder, G0SNO
  • 52 Design Notes
    Microwave power amplifiers for pennies and much more with Andy Talbot, G4JNT
  • 54 Data
    Andy Talbot, G4JNT explains that it’s important to use the right datamode for the band
  • 70 Biscuit Tin Tuning Capacitor
    A biscuit tin left over Christmas finds a new lease of life as a DIY motor driven air spaced variable capacitor thanks to Gordon Miller, G8YYC
  • 72 Start Here
    We wouldn’t have electronics without electrons says John Welsh, G0NVZ

Regulars

  • 87 Advertisers index
  • 34 Antennas, Peter Dodd, G3LDO
  • 63 GHz, Dr John Worsnop, G4BAO
  • 58 HF, Don Field, G3XTT
  • 38 IOTA , Martin Atherton, G3ZAY
  • 56 LF, Dave Pick, G3YXM
  • 27 Propagation, Gwyn Williams, G4KFH
  • 16 QRP, Rev George Dobbs, G3RJV
  • 88 Members’ Ads, Rallies and Events, Silent Keys and Special Event stations
  • 74 Sport Radio, Steve White, G3ZVW
  • 92 The Last Word
  • 60 VHF/UHF, Sam Jewell, G4DDK

Category: RadCom