{"id":228,"date":"2024-05-22T10:24:39","date_gmt":"2024-05-22T03:24:39","guid":{"rendered":"http:\/\/xu7aku.cloudfree.jp\/?p=228"},"modified":"2024-05-22T17:46:49","modified_gmt":"2024-05-22T10:46:49","slug":"a-new-antenna-for-hf-bands-has-been-set-up","status":"publish","type":"post","link":"http:\/\/xu7aku.cloudfree.jp\/?p=228","title":{"rendered":"A new antenna for HF bands has been set up."},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">I set up a new wired antenna for HF bands, especially to focus on WPX CW Contest.<br>It is composed by 1x 1:49 balun, 1x 20 meters long wire, 2x 1.5 meters long wires and 1x isolator.<br>I set the feeding line around 6 meters high from the roof top of building.<br>This antenna is very unique, because both side of wire end should be grounded directly.<br>It works widely from 1.5 to 30 MHz with less than around 2.5 of SWR.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"854\" src=\"http:\/\/xu7aku.cloudfree.jp\/wp-content\/uploads\/S__32505862_0-1280x854.jpg\" alt=\"\" class=\"wp-image-229\" srcset=\"http:\/\/xu7aku.cloudfree.jp\/wp-content\/uploads\/S__32505862_0-1280x854.jpg 1280w, http:\/\/xu7aku.cloudfree.jp\/wp-content\/uploads\/S__32505862_0-300x200.jpg 300w, http:\/\/xu7aku.cloudfree.jp\/wp-content\/uploads\/S__32505862_0-768x512.jpg 768w, http:\/\/xu7aku.cloudfree.jp\/wp-content\/uploads\/S__32505862_0-1536x1024.jpg 1536w, http:\/\/xu7aku.cloudfree.jp\/wp-content\/uploads\/S__32505862_0-2048x1366.jpg 2048w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>I set up a new wired antenna for HF bands, especially to focus on WPX CW Contest.It is composed by 1x 1:49 balun, 1x 20 meters long wire, 2x 1.5 meters long wires and 1x isolator.I set the feeding line around 6 meters high from the roof top of building.This antenna is very unique, because [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":229,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"common","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":""},"categories":[14],"tags":[],"class_list":["post-228","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-operating"],"veu_head_title_object":{"title":"","add_site_title":""},"_links":{"self":[{"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts\/228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=228"}],"version-history":[{"count":5,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts\/228\/revisions"}],"predecessor-version":[{"id":238,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts\/228\/revisions\/238"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/media\/229"}],"wp:attachment":[{"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=228"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xu7aku.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}