{"id":19158,"date":"2018-09-07T13:48:56","date_gmt":"2018-09-07T12:48:56","guid":{"rendered":"https:\/\/www.recantha.co.uk\/blog\/?p=19158"},"modified":"2018-09-15T19:00:22","modified_gmt":"2018-09-15T18:00:22","slug":"emf-camp-mobile-gsm-network-powered-by-raspberry-pis","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=19158","title":{"rendered":"EMF Camp mobile GSM network powered by Raspberry Pis"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19159\" src=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?resize=560%2C315&#038;ssl=1\" alt=\"\" width=\"560\" height=\"315\" srcset=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?resize=560%2C315&amp;ssl=1 560w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?resize=260%2C146&amp;ssl=1 260w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?resize=160%2C90&amp;ssl=1 160w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><\/a><\/p>\n<p>A couple of weeks ago, it was <a href=\"http:\/\/blog.emfcamp.org\/post\/177423823788\/tilda-mk4-the-emf-2018-badge\" target=\"_blank\" rel=\"noopener\">announced that the EMF Camp badge for this year would be a fully-enabled GSM mobile phone<\/a>. EMF Camp set-up their own GSM\/mobile network for the badges to work on and each of the 16 base stations were run on a Raspberry Pi 3B+ with a LimeSDR Mini attached.<del> <em>As it turns out, for most of the time of the event, the system didn&#8217;t work, but you have to admire their ambition<\/em>!<\/del>\u00a0Addendum: it apparently was working, it was just a problem with some of the badges. Take a look in the comments to read more about this. <a href=\"https:\/\/hackaday.com\/2018\/08\/30\/gsm-phone-network-at-emf-camp-built-on-raspberry-pi-and-limesdr\/\" target=\"_blank\" rel=\"noopener\">Read more about the project over at Hackaday<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A couple of weeks ago, it was announced that the EMF Camp badge for this year would be a fully-enabled GSM mobile phone. EMF Camp set-up their own GSM\/mobile network for the badges to work on and each of the&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=19158\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":19159,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[823,19,181],"tags":[826,824,825],"class_list":["post-19158","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-emf-camp","category-events","category-telecoms","tag-gsm","tag-mobile","tag-sms"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>EMF Camp mobile GSM network powered by Raspberry Pis - Raspberry Pi Pod<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=19158\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"EMF Camp mobile GSM network powered by Raspberry Pis - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"A couple of weeks ago, it was announced that the EMF Camp badge for this year would be a fully-enabled GSM mobile phone. EMF Camp set-up their own GSM\/mobile network for the badges to work on and each of the&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=19158\" \/>\n<meta property=\"og:site_name\" content=\"Raspberry Pi Pod\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/recantha\/\" \/>\n<meta property=\"article:published_time\" content=\"2018-09-07T12:48:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-09-15T18:00:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?fit=800%2C450&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"450\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Michael Horne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@recantha\" \/>\n<meta name=\"twitter:site\" content=\"@recantha\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michael Horne\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#\\\/schema\\\/person\\\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"EMF Camp mobile GSM network powered by Raspberry Pis\",\"datePublished\":\"2018-09-07T12:48:56+00:00\",\"dateModified\":\"2018-09-15T18:00:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158\"},\"wordCount\":122,\"commentCount\":2,\"publisher\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/i0.wp.com\\\/www.recantha.co.uk\\\/blog\\\/wp-content\\\/uploads\\\/2018\\\/09\\\/emf-gsm-featured.jpg?fit=800%2C450&ssl=1\",\"keywords\":[\"GSM\",\"mobile\",\"SMS\"],\"articleSection\":[\"EMF Camp\",\"Events\",\"Telecoms\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158\",\"url\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=19158\",\"name\":\"EMF Camp mobile GSM network powered by Raspberry Pis - 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Talks ranged greatly in their topics but this one in particular caught my eye and I was lucky enough to catch it via live stream. Now, you too can listen to\u2026","rel":"","context":"In &quot;Geeky Techiness&quot;","block_context":{"text":"Geeky Techiness","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=22"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.blackgangchine.com\/content\/heros\/62_1465200176907.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.blackgangchine.com\/content\/heros\/62_1465200176907.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.blackgangchine.com\/content\/heros\/62_1465200176907.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.blackgangchine.com\/content\/heros\/62_1465200176907.jpg?resize=700%2C400 2x"},"classes":[]},{"id":15250,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=15250","url_meta":{"origin":19158,"position":2},"title":"Wearable Raspberry Pi camera records holiday snaps","author":"Michael Horne","date":"10 August 2016","format":false,"excerpt":"Manoj Nathwani wanted to record his experiences on\u00a0a holiday in which he would visit 4 countries in 5 days. So, he utilised a Raspberry Pi 3 and a Camera Module, sewing the camera directly into the strap. His photography results were mixed, but it's a great example of how to\u2026","rel":"","context":"In &quot;Camera module&quot;","block_context":{"text":"Camera module","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=8"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7223\/26909712545_9590e9eca3_b.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7223\/26909712545_9590e9eca3_b.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/farm8.staticflickr.com\/7223\/26909712545_9590e9eca3_b.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/farm8.staticflickr.com\/7223\/26909712545_9590e9eca3_b.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":9447,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=9447","url_meta":{"origin":19158,"position":3},"title":"#RaspberryPi Smartphone concept &#8211; PiPhone","author":"Michael Horne","date":"25 April 2014","format":false,"excerpt":"World-class hacker Dave Hunt has made a touch-screen mobile phone concept piece with his Pi. The guts of the thing is a\u00a0Sim900 GSM\/GPRS module which handles the communications to the mobile network and he's using a PiTFT screen for the user interface. Take a look at this - it's brilliant!\u2026","rel":"","context":"In &quot;Making&quot;","block_context":{"text":"Making","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=50"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.davidhunt.ie\/wp-content\/uploads\/2014\/04\/IMG_0872d.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.davidhunt.ie\/wp-content\/uploads\/2014\/04\/IMG_0872d.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.davidhunt.ie\/wp-content\/uploads\/2014\/04\/IMG_0872d.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":18913,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=18913","url_meta":{"origin":19158,"position":4},"title":"Fleet tracking with a Raspberry Pi and USB devices","author":"Michael Horne","date":"7 June 2018","format":false,"excerpt":"Moheeb Zara has taken a\u00a0USB OBDII adapter, a Raspberry Pi, a GPS module and a Hologram Nova USB GSM modem and created a car fleet tracker. The project enables him to track a vehicle, or vehicles, geographically and map against it the OBD data coming out from the car's diagnostic\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/fleet-monitoring.jpg?fit=900%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/fleet-monitoring.jpg?fit=900%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/fleet-monitoring.jpg?fit=900%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/fleet-monitoring.jpg?fit=900%2C675&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":15834,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=15834","url_meta":{"origin":19158,"position":5},"title":"New Kickstarter seeks to bring an easy Internet of Things to the Raspberry Pi","author":"Michael Horne","date":"7 November 2016","format":false,"excerpt":"SixFab\u00a0(and on Twitter) has just launched a new Kickstarter campaign\u00a0for a series of Internet of Things add-on boards for the Raspberry Pi. The 'shields' are as follows: 4G\/LTE 3G GSM\/GPRS GPS XBee They are compatible with all models of Raspberry Pi (including the original, which they've mis-labelled the 'A') and\u2026","rel":"","context":"In &quot;Crowdfunding&quot;","block_context":{"text":"Crowdfunding","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=13"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/11\/sixfab.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/11\/sixfab.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/11\/sixfab.png?resize=525%2C300&ssl=1 1.5x"},"classes":[]}],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/09\/emf-gsm-featured.jpg?fit=800%2C450&ssl=1","_links":{"self":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/19158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=19158"}],"version-history":[{"count":2,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/19158\/revisions"}],"predecessor-version":[{"id":19172,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/19158\/revisions\/19172"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/media\/19159"}],"wp:attachment":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=19158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}