{"id":2351,"date":"2022-11-10T18:44:35","date_gmt":"2022-11-10T17:44:35","guid":{"rendered":"http:\/\/f6kmf.fr\/?p=2351"},"modified":"2022-11-10T18:59:58","modified_gmt":"2022-11-10T17:59:58","slug":"un-recepteur-sdr-hf-vraiment-accessible","status":"publish","type":"post","link":"https:\/\/f6kmf.fr\/index.php\/2022\/11\/10\/un-recepteur-sdr-hf-vraiment-accessible\/","title":{"rendered":"Un r\u00e9cepteur SDR HF vraiment accessible !"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" style=\"text-align:right\"><strong>Par Gilles F1EFW<\/strong><\/p>\n\n\n\n<p class=\"has-background has-light-green-cyan-background-color wp-block-paragraph\">Il y a quelques temps, j&rsquo;avais c\u00e2bl\u00e9 (En 30 minutes, pour le plaisir) un mini \u00e9metteur \/ r\u00e9cepteur <strong>PIXIE \u00e0 moins de 5\u20ac<\/strong> !<br>Il est pr\u00e9vu pour \u00e9mettre et recevoir en morse (CW) sur la bande des 40 m\u00e8tres (7Mhz).<br>Il est pilot\u00e9 par un quartz sur (en principe) 7.023 Mhz, il suffit de lui ajouter une antenne, un \u00e9couteur et un manipulateur.<br><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"509\" height=\"436\" src=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/image-6.png\" alt=\"\" class=\"wp-image-2352\" srcset=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/image-6.png 509w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/image-6-300x257.png 300w\" sizes=\"auto, (max-width: 509px) 100vw, 509px\" \/><\/figure>\n\n\n\n<p class=\"has-background has-very-light-gray-background-color wp-block-paragraph\">Je n&rsquo;ai pas r\u00e9sist\u00e9 \u00e0 la tentation de le connecter \u00e0 mon ordinateur et de lui adjoindre un logiciel de r\u00e9ception SDR !<br>Je me suis occup\u00e9 (pour l&rsquo;instant) de la partie r\u00e9ception, j&rsquo;ai simplement branch\u00e9 un JACK entre l&rsquo;entr\u00e9e ligne de mon PC et la sortie \u00e9couteur du PIXIE.<br>J&rsquo;ai t\u00e9l\u00e9charg\u00e9 un mini-r\u00e9cepteur SDRadio sur le site du radioamateur Italien Alberto I2PHD, c&rsquo;est par ici <a href=\"https:\/\/www.i2phd.org\/sdradio\/index.html\">https:\/\/www.i2phd.org\/sdradio\/index.html<\/a><br>Ce r\u00e9cepteur \u00e9chantillonne directement l&rsquo;audio, quelques r\u00e9glages sont possibles (menu Options), il faut cliquer sur l&rsquo;affichage de la fr\u00e9quence pour entrer la fr\u00e9quence du Quartz (qui devient la fr\u00e9quence centrale de r\u00e9ception) <\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" width=\"800\" height=\"600\" src=\"https:\/\/www.youtube.com\/embed\/I3t0xvDTlVE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen title=\"R\u00e9cepteur PIXIE et SDRadio\"><\/iframe>\n<\/div><figcaption><strong>Et voil\u00e0 !<\/strong><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/pixie-1024x576.jpg\" alt=\"\" class=\"wp-image-2356\" srcset=\"https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/pixie-1024x576.jpg 1024w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/pixie-300x169.jpg 300w, https:\/\/f6kmf.fr\/wp-content\/uploads\/2022\/11\/pixie-768x432.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-background has-pale-cyan-blue-background-color wp-block-paragraph\">Le fonctionnement est imm\u00e9diat ! On dispose \u00e0 pr\u00e9sent d&rsquo;un r\u00e9cepteur couvrant 40Khz, capable de recevoir la CW (morse) mais aussi la t\u00e9l\u00e9phonie (SSB en mode LSB et USB), magique !<br>On pourrait changer le Quartz ou m\u00eame en pr\u00e9voir plusieurs pour couvrir un plus large spectre, la sensibilit\u00e9 et la s\u00e9lectivit\u00e9 sont plut\u00f4t bonnes.<br>Je sais que plusieurs d&rsquo;entre vous poss\u00e8dent ce genre de r\u00e9cepteur, alors &#8230;..  <br><strong>5\u20ac le r\u00e9cepteur SDR &#8230;. qui dit moins !<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Par Gilles F1EFW Il y a quelques temps, j&rsquo;avais c\u00e2bl\u00e9 (En 30 minutes, pour le plaisir) un mini \u00e9metteur \/<\/p>\n","protected":false},"author":4,"featured_media":2353,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[11,12,14,6],"tags":[],"class_list":["post-2351","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-activites-radio","category-modes-numeriques","category-realisations","category-rtl-sdr"],"_links":{"self":[{"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts\/2351","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=2351"}],"version-history":[{"count":2,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts\/2351\/revisions"}],"predecessor-version":[{"id":2357,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/posts\/2351\/revisions\/2357"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/media\/2353"}],"wp:attachment":[{"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/media?parent=2351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/categories?post=2351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/f6kmf.fr\/index.php\/wp-json\/wp\/v2\/tags?post=2351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}