{"id":56,"date":"2014-06-24T18:47:15","date_gmt":"2014-06-24T16:47:15","guid":{"rendered":"https:\/\/pa3csg.nl\/?page_id=56"},"modified":"2016-06-07T20:11:05","modified_gmt":"2016-06-07T18:11:05","slug":"600m-power-coupler","status":"publish","type":"page","link":"https:\/\/pa3csg.nl\/?page_id=56","title":{"rendered":"600M Power coupler"},"content":{"rendered":"<p>Below some photographs of my 300 KHz to 5 MHz coupler. The coupler is build on a Philips core. Probably the TN 36\/23\/15 3C90 material. The sizes match and the colour is blue.<\/p>\n<p>For more explanation see the article about the coupler from 1.5 &#8211; 30 MHz.<\/p>\n<p>This was available in my junk box. 32 turns on the toroid.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-medium wp-image-801\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2014\/06\/coupler-0-4MHz-web-300x295.jpg\" alt=\"coupler-0-4MHz-web\" width=\"300\" height=\"295\" \/><\/p>\n<p>The measurement on my sweeper \/ analyser, the directivity is quite good\u00a0 (&gt;30dB).<\/p>\n<p><a href=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2014\/06\/coupler-0-4MHz-meting-web.jpg\" data-rel=\"lightbox-image-0\" data-rl_title=\"\" data-rl_caption=\"\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-800\" title=\"\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2014\/06\/coupler-0-4MHz-meting-web.jpg\" width=\"800\" height=\"735\" srcset=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2014\/06\/coupler-0-4MHz-meting-web.jpg 800w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2014\/06\/coupler-0-4MHz-meting-web-300x276.jpg 300w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>Below some photographs of my 300 KHz to 5 MHz coupler. The coupler is build on a Philips core. Probably the TN 36\/23\/15 3C90 material. <a class=\"mh-excerpt-more\" href=\"https:\/\/pa3csg.nl\/?page_id=56\" title=\"600M Power coupler\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":801,"parent":0,"menu_order":41,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"categories":[38,16],"tags":[],"_links":{"self":[{"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages\/56"}],"collection":[{"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=56"}],"version-history":[{"count":3,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages\/56\/revisions"}],"predecessor-version":[{"id":802,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages\/56\/revisions\/802"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/media\/801"}],"wp:attachment":[{"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=56"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=56"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=56"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}