{"id":11997,"date":"2015-02-19T11:02:44","date_gmt":"2015-02-19T11:02:44","guid":{"rendered":"https:\/\/rsgb.org\/main\/?p=11997"},"modified":"2022-05-19T10:49:00","modified_gmt":"2022-05-19T09:49:00","slug":"radcom-march-2015-vol-91-3","status":"publish","type":"post","link":"https:\/\/rsgb.org\/main\/blog\/publications\/radcom\/2015\/02\/19\/radcom-march-2015-vol-91-3\/","title":{"rendered":"RadCom March 2015, Vol. 91, No. 3"},"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=\"#5546\" 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\/2015\/March-2015.png\" alt=\"Cover of March 2015 RadCom - Cover image: The Elad FDM-DUO multi-use SDR transceiver. Photo courtesy of G4WNC\" width=\"200\" height=\"283\" \/><\/a><\/p>\n<h2>News and Reports<\/h2>\n<p><strong>6 RSGB Matters<\/strong><br \/>\nIncluding how the RSGB represents your interests, committee and volunteer spotlights, AGM details, VDSL interference investigation, QSL matters, congratulations and welcome<br \/>\n<strong>12 An open letter to the RSGB from G0VRM<\/strong><br \/>\nAnswered by Board member Steve Hartley, G0FUW<br \/>\n<strong>13 News<\/strong><br \/>\nAll the amateur radio news<br \/>\n<strong>56 New Products<\/strong><br \/>\nThe latest news from the amateur and technical market<br \/>\n<strong>82 Around Your Region<\/strong><br \/>\nOur regular round-up of club diaries and news reports<\/p>\n<h2>Read this edition online<\/h2>\n<p>You will need your RSGB Membership Services login, follow the link below or click the cover image to your right.<\/p>\n<ul>\n<li><a href=\"#5546\" target=\"_blank\" rel=\"noopener\">RadCom March 2015, Vol. 91, No. 3<\/a><\/li>\n<\/ul>\n<h2>Reviews<\/h2>\n<p><strong>16 Kenwood TS-590SG HF and 50MHz transceiver<\/strong><br \/>\nPeter Hart, G3SJX is favourably impressed by the updates to the TS-590S<br \/>\n<strong>23 Gemini 4<\/strong><br \/>\nA 250-300W amplifier for 6m and 4m with an integral PSU is put through its paces by Peter Hart, G3SJX<br \/>\n<strong>46 Elad FDM-DUO multi use SDR transceiver<\/strong><br \/>\nMike Richards, G4WNC looks at the new SDR transceiver that doesn\u2019t have to tie you to a PC<br \/>\n<strong>59 Book review<\/strong><br \/>\nTales of Fort Bridgewoods enjoyed by Giles Read, G1MFG<\/p>\n<h2>Features<\/h2>\n<p><strong>44 Youngsters on the Air<\/strong><br \/>\nMike Jones, 2E0MLJ reports on some of the events that took place getting youngsters on the air last December<br \/>\n<strong>54 The GB2CW Project<\/strong><br \/>\nA service that helps amateurs practice receiving Morse is looking for more volunteers says Roger Cooke, G3LDI<br \/>\n<strong>68 Activating Mauritius<\/strong><br \/>\nRobert Rawson, M0RCX describes his one-man DXpedition to this lovely island<\/p>\n<h2>Technical Features<\/h2>\n<p><strong>18 The Raspberry Pi in your shack<\/strong><br \/>\nBased on the RSGB Convention talk, Mike Richards, G4WNC continues his series with a look at the newest Raspberry Pi and how it makes operating datamodes much quicker<br \/>\n<strong>26 Making a 7 or 14MHz mini-quad<\/strong><br \/>\nSteve Ireland, VK6VZ describes the construction and tuning of an efficient antenna that\u2019s smaller than you would think<br \/>\n<strong>38 Homebrew<\/strong><br \/>\nMore work on the 10m transceiver project by Eamon Skelton, EI9GQ<br \/>\n<strong>76 Design Notes<\/strong><br \/>\nBuilding a 10GHz helical antenna is amongst the ideas discussed this month by Andy Talbot, G4JNT<br \/>\n<strong>78 Moving On<\/strong><br \/>\nJohn Welsh, G0NVZ describes an RF sniffer box and its uses<\/p>\n<h2>Regulars<\/h2>\n<p>91 Advertisers&#8217; index<br \/>\n36 Antennas, Peter Dodd, G3LDO<br \/>\n74 ARDF, Bob Titterington, G3ORY<br \/>\n42 ATV, Dave Mann, G8ADM<br \/>\n66 GHz Bands, Dr John Worsnop, G4BAO<br \/>\n60 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 News and Reports 6 RSGB Matters Including how the RSGB represents your interests, committee and volunteer spotlights, AGM details, VDSL interference investigation, QSL [&hellip;]<\/p>\n","protected":false},"author":41,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[274,30,55],"tags":[],"class_list":["post-11997","post","type-post","status-publish","format-standard","hentry","category-front-page-news","category-radcom","category-rsgb-notices"],"_links":{"self":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/posts\/11997","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=11997"}],"version-history":[{"count":0,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/posts\/11997\/revisions"}],"wp:attachment":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/media?parent=11997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/categories?post=11997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/tags?post=11997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}