{"id":10944,"date":"2014-09-22T12:05:31","date_gmt":"2014-09-22T12:05:31","guid":{"rendered":"https:\/\/rsgb.org\/main\/?p=10944"},"modified":"2022-05-19T10:52:18","modified_gmt":"2022-05-19T09:52:18","slug":"radcom-october-2014-vol-90-10","status":"publish","type":"post","link":"https:\/\/rsgb.org\/main\/blog\/publications\/radcom\/2014\/09\/22\/radcom-october-2014-vol-90-10\/","title":{"rendered":"RadCom October 2014, Vol. 90, No. 10"},"content":{"rendered":"<blockquote>\n<h4><strong>THIS EDITION IS TEMPORARILY UNAVAILABLE ONLINE<\/strong><\/h4>\n<h4>We apologise for any disappointment<\/h4>\n<h4>This edition is currently being converted to our HTML5 online viewer, which will bring enhanced readability, download speed and picture quality<\/h4>\n<\/blockquote>\n<p><a href=\"#5454\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6156 alignright\" title=\"Click the cover to read RadCom online\" src=\"https:\/\/thersgb.org\/images\/radcom\/covers\/2014\/October-2014.png\" alt=\"Cover of October 2014 RadCom - Cover image: The new RSGB Radio Communication Handbook 2015\" width=\"200\" height=\"283\" \/><\/a><\/p>\n<h2>News and Reports<\/h2>\n<p><strong>6 RSGB Matters<\/strong><br \/>\nBringing new blood into the hobby, RSGB Half Year Results, Ofcom Press Release, Promoting Amateur Radio Working Group, RSGB Communication Manager, Legacy Fund Projects, Club Relay Delayed, RSGB Youth Committee, QSL Matters and Congratulations<br \/>\n<strong>12 News<\/strong><br \/>\nAll the amateur radio news including World War One lectures, UK 6m Group AGM and news from Bletchley Park<br \/>\n<strong>56 New Products<\/strong><br \/>\nExciting new amateur radio items we\u2019ve heard about this month<br \/>\n<strong>83 Around Your Region<\/strong><br \/>\nClub news and planned events around the country<\/p>\n<h2>Read this edition online<\/h2>\n<p>You will need your RSGB membership login, follow the link below or click the cover image to your right.<\/p>\n<ul>\n<li><a href=\"#5454\" target=\"_blank\" rel=\"noopener\">RadCom October 2014, Vol. 90, No. 10<\/a><\/li>\n<\/ul>\n<h2>Features<\/h2>\n<p><strong>14 IOTA 50th Anniversary Convention<\/strong><br \/>\nA report on this international meeting by Roger Balister, G3KMA<br \/>\n<strong>32 RSGB Convention<\/strong><br \/>\nFinal details and programme for this major event in the amateur radio calendar<br \/>\n<strong>38 National Hamfest<\/strong><br \/>\nA look at some of the highlights and new products on show<\/p>\n<h2>Reviews<\/h2>\n<p><strong>15 FlexRadio FLEX-6700 and Apache Labs ANAN-100D<\/strong><br \/>\nPeter Hart, G3SJX looks at these fully-featured and high performing SDR transceivers at the top end of a growing range of models<br \/>\n<strong>43 FlexRadio FLEX-6300<\/strong><br \/>\nMike Richards, G4WNC looks at the junior member of the FLEX-6000 Signature range<br \/>\n<strong>71 Book Review<\/strong><br \/>\nGiles Read, G1MFG delves into the latest version of the RSGB Radio Communication Handbook 2015<\/p>\n<h2>Technical Features<\/h2>\n<p><strong>24 Getting started in&#8230; the GB2RS propagation forecasts<\/strong><br \/>\nPropagation Studies Committee chairman, Steve Nichols, G0KYA explains what the GB2RS propagation forecasts are showing the amateur and how best to use that information<br \/>\n<strong>40 EMC<\/strong><br \/>\nDr David Lauder, G0SNO looks at the electrical safety and EMC characteristics of a number of phone chargers<br \/>\n<strong>55 Data<\/strong><br \/>\nAndy Talbot, G4JNT continues his look at spread spectrum and discusses where it is useful<br \/>\n<strong>58 Homebrew<\/strong><br \/>\nMeasuring RF power from nanowatts to kilowatts by Eamon Skelton, EI9GQ<br \/>\n<strong>70 Technical Correspondence<\/strong><br \/>\nHarry Weston, M0SOP revisits G3LAA\u2019s article on bandwidth, Q and resonance<br \/>\n<strong>72 Design Notes<\/strong><br \/>\nAndy Talbot, G4JNT has a mixed bag including stepper motor control and a handy keypad<br \/>\n<strong>81 Tropospheric Ducts, part one<\/strong><br \/>\nDr Marcus C. Walden, G0IJZ discusses how a tropospheric duct presents an opportunity for extended communication range at VHF, UHF and microwave frequencies<\/p>\n<h2>Regulars<\/h2>\n<p>91 Advertisers\u2019 index<br \/>\n36 Antennas, Peter Dodd, G3LDO<br \/>\n68 GHz, Dr John Worsnop, G4BAO<br \/>\n64 HF, Martin Atherton, G3ZAY<br \/>\n63 LF, Dave Pick, G3YXM<br \/>\n95 Propagation, Gwyn Williams, G4KFH<br \/>\n78 QRP, Rev. George Dobbs, G3RJV<br \/>\n92 Members\u2019 Ads, Rallies and Events, Silent Keys and Special Event stations<br \/>\n74 Sport Radio, Steve White, G3ZVW<br \/>\n96 The Last Word<br \/>\n66 VHF\/UHF, Richard Staples, G4HGI<\/p>\n","protected":false},"excerpt":{"rendered":"<p>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 News and Reports 6 RSGB Matters Bringing new blood into the hobby, RSGB Half Year Results, Ofcom Press Release, Promoting Amateur Radio Working [&hellip;]<\/p>\n","protected":false},"author":41,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[274,30],"tags":[],"class_list":["post-10944","post","type-post","status-publish","format-standard","hentry","category-front-page-news","category-radcom"],"_links":{"self":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/posts\/10944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/users\/41"}],"replies":[{"embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/comments?post=10944"}],"version-history":[{"count":0,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/posts\/10944\/revisions"}],"wp:attachment":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/media?parent=10944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/categories?post=10944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/tags?post=10944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}