{"id":3102,"date":"2020-11-03T19:04:13","date_gmt":"2020-11-03T17:04:13","guid":{"rendered":"https:\/\/wijnants.info\/fmdx\/?p=3102"},"modified":"2020-12-05T14:47:51","modified_gmt":"2020-12-05T12:47:51","slug":"november-3-2020","status":"publish","type":"post","link":"https:\/\/wijnants.info\/fmdx\/november-3-2020\/","title":{"rendered":"November 3 2020"},"content":{"rendered":"\n<p><strong>New hardware<\/strong>.<\/p>\n\n\n\n<p>Today I replaced the <a rel=\"noreferrer noopener\" href=\"https:\/\/rf-market.fr\/radio-numerique-dab-dab\/179-antenne-exterieur-dab-yagi-17-elements-14-dbi-canaux-5a-13e-longueur-267m.html\" target=\"_blank\">RF-Market<\/a> with two stacked logpers from <a rel=\"noreferrer noopener\" href=\"https:\/\/www.tipa.eu\/\" target=\"_blank\">Tipa CZE<\/a> made by <a rel=\"noreferrer noopener\" href=\"https:\/\/www.tipa.eu\/en\/outdoor-antenna-emme-esse-512ufc-log-periodic-vhf-1100mm\/d-210938\/\" target=\"_blank\">Emme Esse<\/a> from Italy.  The two logpers are stacked about 125 cm apart and linked together with the <a rel=\"noreferrer noopener\" href=\"https:\/\/www.tipa.eu\/en\/antenna-combiner-emme-esse-83196ce-for-mast-2xvhf-input-for-ant-twin\/d-150280\/\" target=\"_blank\">Emme Esse combiner<\/a>.<\/p>\n\n\n\n<p>How are they stacked? Spacing: 147 cm apart. Each antenna is hooked up to the combiner with a 132 cm <a rel=\"noreferrer noopener\" href=\"https:\/\/www.belden.com\/\" target=\"_blank\">Belden<\/a> H125 coax.  H plane: 56\u00b0 and E plane +\/- 60\u00b0.<\/p>\n\n\n\n<a href=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/belden.jpg\" target=\"_blank\" alt=\"Belden H125\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/belden.jpg\" alt=\"Belden H125\" width=\"275\" height=\"275\"><\/a><br>Belden H125 PVC\n\n\n\n<p>Opening angle of the stacked Emme Esse logpers on 9B vs 5C, Germany.<br><\/p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7oMbboaMXB0\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n\n\n\n<p><strong>Logper specs:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><em>operating frequency : 174 &#8211; 230 MHz<\/em><\/li><li><em>channels : 5-12<\/em><\/li><li><em>gain : 8.5 dB<\/em><\/li><li><em>anterior-posterior ratio : greater than 22 dB<\/em><\/li><li><em>output impedance : 75\u03a9<\/em><\/li><li><em>connection : built-in connector F<\/em><\/li><li><em>width of the main beam in the H plane : 56 \u00b0<\/em><\/li><li><em>number of elements : 14<\/em><\/li><li><em>mast mechanical load at 120 km\/h : 3,6 kg<\/em><\/li><li><em>weight : 0,83 kg<\/em><\/li><li><em>length : 1100 mm<\/em><\/li><\/ul>\n\n\n\n<p>Compared to the RF-Market Yagi the gain is about the same or even a tiny bit less. The opening angle is clearly smaller than with only one logper or a yagi. Turning the antenna a few degree makes a difference on weak muxes.<\/p>\n\n\n\n<p>Total cost 50.60 euros for two logpers and a combiner. Shipping included.<\/p>\n\n\n\n<a href=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12yagi.jpg\" target=\"_blank\" alt=\"RF Market Yagi\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12yagi-418x800.jpg\" alt=\"RF Market Yagi\"><\/a><br><br>RF Market Yagi<br><br><br>\n\n\n\n<a href=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12logper.jpg\" target=\"_blank\" alt=\"Emme Esse log periodic\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12logper.jpg\" alt=\"Emme Esse log periodic\"><\/a><br><br>Emme Esse log periodic<br><br><br>\n\n\n\n<a href=\"https:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12combiner.jpg\" target=\"_blank\" alt=\"Emme Esse combiner\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12combiner.jpg\" alt=\"Emme Esse combiner\" width=\"378\" height=\"308\"><\/a><br><br>Emme Esse combiner<br><br><br>\n\n\n\n<a href=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12logpers.jpg\" target=\"_blank\" alt=\"Stacking the logpers\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antenne12logpers-800x600.jpg\" alt=\"Stacking the logpers\"><\/a><br><br>Stacking the logpers<br><br><br>\n\n\n\n<a href=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antennes3.jpg\" target=\"_blank\" alt=\"New set-up - stacked logpers beneath the K\u00f6rner FM antenna.\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"http:\/\/wijnants.info\/fmdx\/wp-content\/uploads\/2020\/11\/antennes3b.jpg\" alt=\"New set-up - stacked logpers beneath the K\u00f6rner FM antenna.\"><\/a><br><br>New set-up &#8211; stacked logpers beneath the K\u00f6rner FM antenna.\n","protected":false},"excerpt":{"rendered":"<p>New hardware. Today I replaced the RF-Market with two stacked logpers from Tipa CZE made by Emme Esse from Italy. The two logpers are stacked about 125 cm apart and linked together with the Emme Esse combiner. How are they stacked? Spacing: 147 cm apart. Each antenna is hooked up to the combiner with a&hellip; <\/p>\n<p><a class=\"moretag\" href=\"https:\/\/wijnants.info\/fmdx\/november-3-2020\/\">Read the full article<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,15,17],"tags":[],"class_list":["post-3102","post","type-post","status-publish","format-standard","hentry","category-dab","category-hardware","category-radio"],"publishpress_future_action":{"enabled":false,"date":"2026-05-06 04:19:02","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/posts\/3102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/comments?post=3102"}],"version-history":[{"count":0,"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/posts\/3102\/revisions"}],"wp:attachment":[{"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/media?parent=3102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/categories?post=3102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wijnants.info\/fmdx\/wp-json\/wp\/v2\/tags?post=3102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}