{"id":4766,"date":"2015-04-08T21:01:46","date_gmt":"2015-04-09T02:01:46","guid":{"rendered":"http:\/\/w0ep.us\/OM\/?p=4766"},"modified":"2015-04-08T21:01:46","modified_gmt":"2015-04-09T02:01:46","slug":"feedline-planning","status":"publish","type":"post","link":"http:\/\/w0ep.us\/OM\/?p=4766","title":{"rendered":"Feedline planning"},"content":{"rendered":"<p>[today&#8217;s run: 4 miles]<\/p>\n<p>I found a website with a spreadsheet talking about 1\/12th wavelength impedance transformers for use with feedline.<\/p>\n<p>I have in place this 75 Ohm CATV feedline but I have 50 Ohm antenna and 50 Ohm transmitter.\u00a0 So I plan to build two of these transformer sections, one for each end.<\/p>\n<p>I&#8217;m hoping I can use a section of CATV here on the ground as a test platform before I install the antenna on the tower.<\/p>\n<p>Also I plan to put lightning arrestor devices at both ends of the feed line.\u00a0 I can buy those at MFJ over in Starkville.<\/p>\n<p>&nbsp;<\/p>\n<p>If that works, it will save me about $300 and the grief of running another feedline up the tower.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[today&#8217;s run: 4 miles] I found a website with a spreadsheet talking about 1\/12th wavelength impedance transformers for use with feedline. I have in place this 75 Ohm CATV feedline but I have 50 Ohm antenna and 50 Ohm transmitter.\u00a0 So I plan to build two of these transformer sections, one for each end. I&#8217;m [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-4766","post","type-post","status-publish","format-standard","hentry","category-classic-book-radio"],"_links":{"self":[{"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=\/wp\/v2\/posts\/4766","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4766"}],"version-history":[{"count":1,"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=\/wp\/v2\/posts\/4766\/revisions"}],"predecessor-version":[{"id":4767,"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=\/wp\/v2\/posts\/4766\/revisions\/4767"}],"wp:attachment":[{"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4766"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/w0ep.us\/OM\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}