{"id":35,"date":"2010-03-28T17:56:29","date_gmt":"2010-03-28T15:56:29","guid":{"rendered":"https:\/\/pa3csg.nl\/?page_id=35"},"modified":"2018-02-07T11:23:49","modified_gmt":"2018-02-07T10:23:49","slug":"hybrids-for-1296-mhz-using-taconic-ptfe-material","status":"publish","type":"page","link":"https:\/\/pa3csg.nl\/?page_id=35","title":{"rendered":"Hybrids for 1296 MHz using Taconic PTFE material"},"content":{"rendered":"<p>Having the intention to phase up a number of smaller PA&#8217;s for 1296 MHz the need existed to produce some hybrids for 23cm using PTFE material. In this case I used Taconic material. Why? because I had it available.<\/p>\n<p>The first experiment was a simple 4 port hybrid with good results.<\/p>\n<p><img loading=\"lazy\" class=\" wp-image-1231 aligncenter\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-2way-1-300x211.jpg\" alt=\"hybrid-2way\" width=\"641\" height=\"451\" srcset=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-2way-1-300x211.jpg 300w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-2way-1-600x422.jpg 600w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-2way-1.jpg 800w\" sizes=\"(max-width: 641px) 100vw, 641px\" \/><\/p>\n<p>The above hybrid produced following results:<\/p>\n<p>In the graph below you can see S21, being -3.1114dB so from the input to port 2 we have -3dB attenuation<\/p>\n<p>In the graph below you can see the same for port 3.<\/p>\n<p><img loading=\"lazy\" class=\" wp-image-1235 aligncenter\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-3-demping--300x218.jpg\" alt=\"port 1 3 demping\" width=\"557\" height=\"405\" srcset=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-3-demping--300x218.jpg 300w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-3-demping--600x436.jpg 600w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-3-demping-.jpg 640w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><\/p>\n<p>The graph here shows the isolation between port 1 and 4 and the match of port 4.<\/p>\n<p><img loading=\"lazy\" class=\" wp-image-1234 aligncenter\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-4-isolatie-load-input-300x218.jpg\" alt=\"port 1 4 isolatie load input\" width=\"611\" height=\"444\" srcset=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-4-isolatie-load-input-300x218.jpg 300w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-4-isolatie-load-input-600x436.jpg 600w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-1-4-isolatie-load-input.jpg 640w\" sizes=\"(max-width: 611px) 100vw, 611px\" \/><\/p>\n<p>And most important the isolation between port 2 and 3 here measured.<\/p>\n<p><img loading=\"lazy\" class=\" wp-image-1233 aligncenter\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-2-3-isolatie-outputs-300x218.jpg\" alt=\"port 2 3 isolatie outputs\" width=\"665\" height=\"483\" srcset=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-2-3-isolatie-outputs-300x218.jpg 300w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-2-3-isolatie-outputs-600x436.jpg 600w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/port-2-3-isolatie-outputs.jpg 640w\" sizes=\"(max-width: 665px) 100vw, 665px\" \/><\/p>\n<p>The next try was a 4 way splitter.<\/p>\n<p><img loading=\"lazy\" class=\" wp-image-1232 aligncenter\" src=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-4way-300x241.jpg\" alt=\"hybrid-4way\" width=\"556\" height=\"447\" srcset=\"https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-4way-300x241.jpg 300w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-4way-600x482.jpg 600w, https:\/\/pa3csg.nl\/wp-content\/uploads\/2010\/03\/hybrid-4way.jpg 800w\" sizes=\"(max-width: 556px) 100vw, 556px\" \/><\/p>\n<p>The test results for the triple hybrid will follow.<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>Having the intention to phase up a number of smaller PA&#8217;s for 1296 MHz the need existed to produce some hybrids for 23cm using PTFE <a class=\"mh-excerpt-more\" href=\"https:\/\/pa3csg.nl\/?page_id=35\" title=\"Hybrids for 1296 MHz using Taconic PTFE material\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":877,"parent":0,"menu_order":69,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"categories":[40,16],"tags":[],"_links":{"self":[{"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages\/35"}],"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=35"}],"version-history":[{"count":4,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages\/35\/revisions"}],"predecessor-version":[{"id":1236,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/pages\/35\/revisions\/1236"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=\/wp\/v2\/media\/877"}],"wp:attachment":[{"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=35"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=35"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pa3csg.nl\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=35"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}