{"id":300,"date":"2017-03-30T18:40:20","date_gmt":"2017-03-30T18:40:20","guid":{"rendered":"https:\/\/klubnl.pl\/wpr\/?p=300"},"modified":"2017-07-12T20:59:23","modified_gmt":"2017-07-12T20:59:23","slug":"sukces-transmisji-na-2970hz","status":"publish","type":"post","link":"https:\/\/klubnl.pl\/wpr\/2017\/03\/30\/sukces-transmisji-na-2970hz\/","title":{"rendered":"Sukces transmisji na 2970Hz"},"content":{"rendered":"<p>10 marca 2017 roku Stefan DK7FC przeprowadzi\u0142 pr\u00f3b\u0119 nadawania na 2970Hz. Sygna\u0142 zosta\u0142 odebrany w Todmorden, Anglii przez Paula Nicholsona. Odleg\u0142o\u015b\u0107 to oko\u0142o 850km!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-301\" src=\"https:\/\/klubnl.pl\/wpr\/wp-content\/uploads\/2017\/03\/dk7fc_2970Hz_Paul.png\" alt=\"\" width=\"800\" height=\"300\" \/><\/p>\n<p><!--more--><\/p>\n<p>Powy\u017csze widmo jest efektem sumowania widm o rozdzielczo\u015bci 1.22uHz z 13:00- 24:00 UTC ka\u017cdego dnia pomi\u0119dzy 20170317 i 20170320. Paul u\u017cywa\u0142 dw\u00f3ch skrzy\u017cowanych anten p\u0119tlowych na sk\u0142adow\u0105 magnetyczn\u0105 oraz anteny na sk\u0142adow\u0105 elektryczn\u0105, co umo\u017cliwi\u0142o uzyskanie mocno kierunkowej charakterystyki anteny.<\/p>\n<p>Jest to historyczny moment, poniewa\u017c jest to pierwsza amatorska transmisja w zakresie ULF odebrana z takiej odleg\u0142o\u015bci. Odleg\u0142o\u015b\u0107 to oko\u0142o 9 d\u0142ugo\u015bci fali, wi\u0119c daleko poza stref\u0105 blisk\u0105 anteny.<\/p>\n<p>Amatorskie pr\u00f3by w nadawania na bardzo niskich cz\u0119stotliwo\u015bciach powinny by\u0107 r\u00f3wnie\u017c interesuj\u0105ce dla \u015brodowiska naukowego, poniewa\u017c wi\u0119kszo\u015b\u0107 danych dotyczy cz\u0119stotliwo\u015bci wi\u0119kszych ni\u017c 10kHz, lub zakresu ELF w kt\u00f3rym dzia\u0142a\u0142y stacje wojskowe na 82Hz i 76Hz.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>10 marca 2017 roku Stefan DK7FC przeprowadzi\u0142 pr\u00f3b\u0119 nadawania na 2970Hz. Sygna\u0142 zosta\u0142 odebrany w Todmorden, Anglii przez Paula Nicholsona. Odleg\u0142o\u015b\u0107 to oko\u0142o 850km!<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10,8,11,9],"class_list":["post-300","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-10","tag-dk7fc","tag-paul-nicholson","tag-ulf"],"translation":{"provider":"WPGlobus","version":"3.0.1","language":"pl","enabled_languages":["pl","en"],"languages":{"pl":{"title":true,"content":true,"excerpt":false},"en":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/posts\/300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/comments?post=300"}],"version-history":[{"count":3,"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/posts\/300\/revisions"}],"predecessor-version":[{"id":430,"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/posts\/300\/revisions\/430"}],"wp:attachment":[{"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/media?parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/categories?post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/klubnl.pl\/wpr\/wp-json\/wp\/v2\/tags?post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}