{"id":1942,"date":"2022-01-27T20:48:30","date_gmt":"2022-01-27T19:48:30","guid":{"rendered":"http:\/\/f6kmf.fr\/?p=1942"},"modified":"2022-01-27T20:48:32","modified_gmt":"2022-01-27T19:48:32","slug":"une-station-emission-reception-satellite-qo-100-portable","status":"publish","type":"post","link":"https:\/\/f6kmf.fr\/index.php\/2022\/01\/27\/une-station-emission-reception-satellite-qo-100-portable\/","title":{"rendered":"Une station \u00e9mission \/ r\u00e9ception satellite QO-100 portable."},"content":{"rendered":"\n<p style=\"text-align:right\"><strong>Par Gilles F1EFW<\/strong><\/p>\n\n\n\n<p class=\"has-background has-light-green-cyan-background-color\">Voil\u00e0 un exemple sans pr\u00e9tention, d&rsquo;une station d&rsquo;\u00e9mission \/ r\u00e9ception satellite QO-100, la parabole de 50 cm est facilement transportable, le pointage n&rsquo;est pas tr\u00e8s \u00ab\u00a0pointu\u00a0\u00bb et on peut obtenir un fonctionnement quelquefois \u00e9tonnant comme ci dessous ! (\u00e0 l&rsquo;int\u00e9rieur d&rsquo;un b\u00e2timent , et en passant entre les poutres m\u00e9talliques &#8230; )<\/p>\n\n\n\n<p class=\"has-background has-luminous-vivid-amber-background-color\">Voir l&rsquo;article pr\u00e9c\u00e9dent consacr\u00e9 \u00e0 la r\u00e9ception de ce satellite : <a href=\"https:\/\/f6kmf.fr\/index.php\/2020\/06\/04\/recevoir-simplement-et-gratuitement-le-satellite-qo-100\/\">ICI<\/a> <\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft\"><img loading=\"lazy\" decoding=\"async\" width=\"397\" height=\"658\" src=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-7.png\" alt=\"\" class=\"wp-image-1943\" srcset=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-7.png 397w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-7-181x300.png 181w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-background has-very-light-gray-background-color\">Si on veut utiliser une parabole \u00ab\u00a0modeste\u00a0\u00bb 40 \u00e0 60 cm, la r\u00e9ception ne pose pas de probl\u00e8me, les signaux restent puissants, par contre il faut compenser la perte de gain (par rapport \u00e0 une antenne de 80 cm ou 1 m) en augmentant la puissance de 2W vers 5 \u00e0 10W.<br><br>Si on utilise un petit \u00e9metteur (FT817 dans mon cas) un PC portable, on peut emmener le mat\u00e9riel dans une valisette.<br><br>Sur la parabole, on trouve une antenne POTY (Patch Of The Year !) 2.4 Ghz, polaris\u00e9e circulaire gauche LHCP pour l&rsquo;\u00e9mission et un simple LNB t\u00e9l\u00e9vision en r\u00e9ception 10 Ghz (le tout imbriqu\u00e9, le LNB traversant les 2 \u00e9l\u00e9ments POTY)<br><br>Le LNB est connect\u00e9 \u00e0 la cl\u00e9 SDR \u00e0 l&rsquo;aide d&rsquo;un att\u00e9nuateur \u00e0 r\u00e9sistance, et d&rsquo;un filtre (self, condensateur) permettant l&rsquo;alimentation 12v, c&rsquo;est tout pour la partie r\u00e9ception, le reste se passe sur le PC ou le logiciel SDR-Console s&rsquo;occupe de la r\u00e9ception mais aussi du verrouillage sur la fr\u00e9quence de la balise de t\u00e9l\u00e9m\u00e9trie (z\u00e9ro d\u00e9rive !)<br><br>C\u00f4t\u00e9 \u00e9mission (voir ci dessous), l&rsquo;\u00e9metteur est positionn\u00e9 sur 432,XXX, un convertisseur (UpConverter DXpatrol) assure le m\u00e9lange 432 + 1968 = 2400Mhz avec une puissance de 100mW.<br><br>Un amplificateur (DXpatrol) fournit 5W sous 12V ou 12W sous 28V, j&rsquo;ai pr\u00e9vu de l&rsquo;alimenter avec l&rsquo;une ou l&rsquo;autre des tensions en utilisant ou pas le convertisseur 12\/28v, \u00e0 ce jour je n&rsquo;ai jamais utilis\u00e9 les 12W.<\/p>\n\n\n\n<p><strong>Contenu de la boite magique !<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"959\" height=\"644\" src=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-8.png\" alt=\"\" class=\"wp-image-1946\" srcset=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-8.png 959w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-8-300x201.png 300w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-8-768x516.png 768w\" sizes=\"auto, (max-width: 959px) 100vw, 959px\" \/><\/figure>\n\n\n\n<p><strong>Le FT817 sur le coffret QO-100.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"903\" height=\"661\" src=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-9.png\" alt=\"\" class=\"wp-image-1951\" srcset=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-9.png 903w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-9-300x220.png 300w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-9-768x562.png 768w\" sizes=\"auto, (max-width: 903px) 100vw, 903px\" \/><\/figure>\n\n\n\n<p><strong>Quelques QSL &#8230;  <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"973\" height=\"621\" src=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-10.png\" alt=\"\" class=\"wp-image-1953\" srcset=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-10.png 973w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-10-300x191.png 300w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/01\/image-10-768x490.png 768w\" sizes=\"auto, (max-width: 973px) 100vw, 973px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Par Gilles F1EFW Voil\u00e0 un exemple sans pr\u00e9tention, d&rsquo;une station d&rsquo;\u00e9mission \/ r\u00e9ception satellite QO-100, la parabole de 50 cm<\/p>\n","protected":false},"author":4,"featured_media":1954,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[11,21,13,14,6,8],"tags":[],"class_list":["post-1942","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-activites-radio","category-antenne","category-qo-100","category-realisations","category-rtl-sdr","category-satellites"],"_links":{"self":[{"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts\/1942","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/comments?post=1942"}],"version-history":[{"count":8,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts\/1942\/revisions"}],"predecessor-version":[{"id":1955,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts\/1942\/revisions\/1955"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/media\/1954"}],"wp:attachment":[{"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/media?parent=1942"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/categories?post=1942"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/tags?post=1942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}