{"id":11242,"date":"2014-10-22T10:05:07","date_gmt":"2014-10-22T10:05:07","guid":{"rendered":"https:\/\/rsgb.org\/main\/?p=11242"},"modified":"2022-05-19T10:51:46","modified_gmt":"2022-05-19T09:51:46","slug":"radcom-november-2014-vol-90-11","status":"publish","type":"post","link":"https:\/\/rsgb.org\/main\/blog\/publications\/radcom\/2014\/10\/22\/radcom-november-2014-vol-90-11\/","title":{"rendered":"RadCom November 2014, Vol. 90, No. 11"},"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=\"#5523\" 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\/November-2014.png\" alt=\"Cover of November 2014 RadCom - Cover image: The Icom ID-5100 dual band D-Star transceiver.\" width=\"200\" height=\"283\" \/><\/a><\/p>\n<h2>Errata &#8211; SMD project photo<\/h2>\n<p>Unfortunately, Photo 3 was accidentally missed from the Simple SMD Project article (page 40) &#8211; <a href=\"https:\/\/rsgb.org\/main\/blog\/publications\/radcom\/2014\/10\/20\/pat-project-photo-3-november-2014\/\">please see here.<\/a><\/p>\n<h2>News and Reports<\/h2>\n<p><strong>6 RSGB Matters<\/strong><br \/>\nIncluding the IARU Region 1 Conference, exam question workshop, Inspire working group, Club of the Year rules, new Membership portal, joiners and rejoiners, QSL matters and congratulations<br \/>\n<strong>12 News<\/strong><br \/>\nAll the amateur radio news<br \/>\n<strong>14 New Products<\/strong><br \/>\nThe latest news from the market place<br \/>\n<strong>82 Around Your Region<\/strong><br \/>\nOur regular roundup of club diaries and news<br \/>\n<strong>94 RSGB President visits Northern Ireland<\/strong><br \/>\nPhoto report from the West Tyrone ARC Convention<\/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=\"#5523\" target=\"_blank\" rel=\"noopener\">RadCom November 2014, Vol. 90, No. 11<\/a><\/li>\n<\/ul>\n<h2>Reviews<\/h2>\n<p><strong>22 Icom ID-5100 dual band D-Star transceiver<\/strong><br \/>\nTouchscreen technology and Bluetooth connectivity in a digital VHF\/UHF transceiver examined by Mike Richards, G4WNC<br \/>\n<strong>26 Shure BRH440M headset and Mike-Link<\/strong><br \/>\nSteve Nichols, G0KYA looks at a new headset and interface combination from the USA<br \/>\n<strong>34 Book Review<\/strong><br \/>\nA bumper crop of books ranging from the <em>ARRL Handbook 2015<\/em> thorough <em>Meteorology and Antennas Mastered<\/em> to <em>Underground Structures of the Cold War<\/em>, all reviewed by Giles Read, G1MFG<br \/>\n<strong>45 SSB Electronics SP200 preamplifier<\/strong><br \/>\nJohn C. Worsnop, G4BAO looks at this 144MHz band mast head switched preamp<\/p>\n<h2>Features<\/h2>\n<p><strong>30 Getting started in&#8230; radio astronomy, part 1<\/strong><br \/>\nPaul Hyde, G4CSD explains how you can study galactic radio emissions from your own back garden<br \/>\n<strong>44 National Hamfest 2014<\/strong><br \/>\nChairman of the Lincoln Short Wave Club Mark Holmes, M0ZLE, reports on another successful event<br \/>\n<strong>68 RSGB National Field Day<\/strong><br \/>\nQuin Collier, G3WRR reports on the conditions, the weather and the winners of this year\u2019s NFD<\/p>\n<h2>Technical Features<\/h2>\n<p><strong>18 Homebrew<\/strong><br \/>\nDesigning and building directional couplers with Eamon Skelton, EI9GQ<br \/>\n<strong>40 A simple SMD project<\/strong><br \/>\nDave Powis, G4HUP describes a panoramic adapter for your radio using surface mount technology<br \/>\n<strong>54 Solar powered Raspberry Pi receives FUNcube-1<\/strong><br \/>\nRapidly-developed project by sixth-former Max Call\u00e9 (SWL), with Prof. Ben Allen, M0BZE and Ivan Ivanov, M0YGM<br \/>\n<strong>58 Tropospheric Ducts, part 2<\/strong><br \/>\nTwo real-world microwave examples conclude the article by Dr Marcus C. Walden, G0IJZ<br \/>\n<strong>76 Design Notes<\/strong><br \/>\nAndy Talbot, G4JNT looks at a new wide band SDR, makes a Gold code generator for spread spectrum use and looks at practical medium power attenuators<br \/>\n<strong>78 Moving On<\/strong><br \/>\nJohn Welsh, G0NVZ explains the thermionic diode\u2014the foundation of modern electronics<\/p>\n<h2>Regulars<\/h2>\n<p>91 Advertisers\u2019 index<br \/>\n36 Antennas, Peter Dodd, G3LDO<br \/>\n74 ARDF, Bob Titterington, G3ORY<br \/>\n16 ATV, Dave Mann, G8ADM<br \/>\n66 GHz Bands, Dr John Worsnop, G4BAO<br \/>\n62 HF, Martin Atherton, G3ZAY<br \/>\n92 Members\u2019 Ads, Rallies and Events, Silent Keys, Special Event Stations<br \/>\n95 Propagation, Gwyn Williams, G4KFH<br \/>\n72 Sport Radio, Steve White, G3ZVW<br \/>\n96 The Last Word<br \/>\n64 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 Errata &#8211; SMD project photo Unfortunately, Photo 3 was accidentally missed from the Simple SMD Project article (page 40) &#8211; please see here. [&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-11242","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\/11242","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=11242"}],"version-history":[{"count":0,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/posts\/11242\/revisions"}],"wp:attachment":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/media?parent=11242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/categories?post=11242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/tags?post=11242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}