{"id":267,"date":"2016-01-20T01:14:17","date_gmt":"2016-01-20T00:14:17","guid":{"rendered":"http:\/\/www.ik0vve.net\/?p=267"},"modified":"2017-03-16T14:58:48","modified_gmt":"2017-03-16T13:58:48","slug":"wideband-active-small-magnetic-loop-antenna","status":"publish","type":"post","link":"http:\/\/www.ik0vve.net\/?p=267","title":{"rendered":"Wideband Active Small Magnetic Loop Antenna &#8211; updated"},"content":{"rendered":"<p style=\"text-align: justify;\">Wandering&nbsp;on the Internet I found an interesting&nbsp;LZ1AQ kit about a broadband antenna amplifier for small antennas.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-268 alignleft\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185543-225x300.jpg\" alt=\"IMG_20160119_185543\" width=\"225\" height=\"300\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185543-225x300.jpg 225w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185543-768x1024.jpg 768w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185543-113x150.jpg 113w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185543-400x533.jpg 400w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185543.jpg 1920w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/>I immediately felt that it was a great product also saw the multitude of schemes and research carried out by Chevdar.<br \/>\nI then bought a kit AAA and started with the construction&nbsp;of the antenna.<br \/>\nThese pages show&nbsp;how I adapted a AAA to my situation, for more details on the theory and the operation I invite you to visit&nbsp;<a href=\"http:\/\/www.lz1aq.signacor.com\/\" target=\"_blank\">http:\/\/www.lz1aq.signacor.com\/<\/a>.<\/p>\n<p style=\"text-align: justify;\">To build the two loops I used a&nbsp;multilayer tube for heating installations diam. 16mm, I took 10 meters of pipe and I divided it into four equal parts in order to have 4 loops&nbsp;of less than<img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-269 alignright\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG-20160116-WA0029-180x300.jpeg\" alt=\"IMG-20160116-WA0029\" width=\"180\" height=\"300\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG-20160116-WA0029-180x300.jpeg 180w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG-20160116-WA0029-614x1024.jpeg 614w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG-20160116-WA0029-90x150.jpeg 90w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG-20160116-WA0029-400x667.jpeg 400w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG-20160116-WA0029.jpeg 1728w\" sizes=\"(max-width: 180px) 100vw, 180px\" \/> a meter in diameter.<br \/>\nThe loops&nbsp;are parallel two by two by means of the wires of the same length as they exit from the amplifier board.<\/p>\n<p style=\"text-align: justify;\">The wooden pole is about 2 meters long and was stained with protective paint.<\/p>\n<p style=\"text-align: justify;\">I am currently finishing the control box that contains the control board for the&nbsp;remote amplifier.<br \/>\nToday I did some tests with loop antenna into my station radio and I must admit that I was impressed from these first tests.<br \/>\nI will soon publish the progress of the operations until the installation<br \/>\non the roof of the house.<img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-270 alignleft\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185501-225x300.jpg\" alt=\"IMG_20160119_185501\" width=\"225\" height=\"300\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185501-225x300.jpg 225w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185501-768x1024.jpg 768w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185501-113x150.jpg 113w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185501-400x533.jpg 400w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160119_185501.jpg 1920w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/p>\n<ul>\n<li><strong><em>Update<\/em><\/strong><\/li>\n<\/ul>\n<p>Here follow some&nbsp;photos about the remote control box where I can choose the antenna modes.<\/p>\n<p>The next step will consist to connect the control board to the PC so to select via software the antenna mode.<\/p>\n<figure id=\"attachment_286\" aria-describedby=\"caption-attachment-286\" style=\"width: 225px\" class=\"wp-caption alignleft\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-286 size-medium\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160120_145031-225x300.jpg\" alt=\"IMG_20160120_145031\" width=\"225\" height=\"300\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160120_145031-225x300.jpg 225w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160120_145031-768x1024.jpg 768w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160120_145031-113x150.jpg 113w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160120_145031-400x533.jpg 400w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160120_145031.jpg 1920w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/><figcaption id=\"caption-attachment-286\" class=\"wp-caption-text\">Loop on the roof<\/figcaption><\/figure>\n<p>The loop at the moment is over the solar panel for the hot water, but I would move it higher and far from metallic masses even if antenna loop mode function shouldn&#8217;t be influenced by them.<\/p>\n<p>The last image shows the loop on 160 meter band during the last CQ WW CW Contest.<\/p>\n<figure id=\"attachment_285\" aria-describedby=\"caption-attachment-285\" style=\"width: 300px\" class=\"wp-caption alignright\"><a href=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232826.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-285 size-medium\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232826-300x225.jpg\" alt=\"IMG_20160127_232826\" width=\"300\" height=\"225\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232826-300x225.jpg 300w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232826-1024x768.jpg 1024w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232826-150x113.jpg 150w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232826-400x300.jpg 400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-285\" class=\"wp-caption-text\">Back side with RJ45 plug for control cable and BNC output<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_287\" aria-describedby=\"caption-attachment-287\" style=\"width: 300px\" class=\"wp-caption alignleft\"><a href=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232756.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-287 size-medium\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232756-300x225.jpg\" alt=\"IMG_20160127_232756\" width=\"300\" height=\"225\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232756-300x225.jpg 300w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232756-1024x768.jpg 1024w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232756-150x113.jpg 150w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/IMG_20160127_232756-400x300.jpg 400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-287\" class=\"wp-caption-text\">Front panel, ON-OFF and selection<\/figcaption><\/figure>\n<figure id=\"attachment_290\" aria-describedby=\"caption-attachment-290\" style=\"width: 363px\" class=\"wp-caption alignright\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-290\" src=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/160m-300x168.png\" alt=\"160m\" width=\"363\" height=\"203\" srcset=\"http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/160m-300x168.png 300w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/160m-1024x573.png 1024w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/160m-150x84.png 150w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/160m-400x224.png 400w, http:\/\/www.ik0vve.net\/wp-content\/uploads\/2016\/01\/160m.png 1919w\" sizes=\"(max-width: 363px) 100vw, 363px\" \/><figcaption id=\"caption-attachment-290\" class=\"wp-caption-text\">CQ WW CW Contest 160m<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Wandering&nbsp;on the Internet I found an interesting&nbsp;LZ1AQ kit about a<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[46,13,47,3,6],"tags":[],"_links":{"self":[{"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=\/wp\/v2\/posts\/267"}],"collection":[{"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=267"}],"version-history":[{"count":17,"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=\/wp\/v2\/posts\/267\/revisions"}],"predecessor-version":[{"id":1352,"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=\/wp\/v2\/posts\/267\/revisions\/1352"}],"wp:attachment":[{"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=267"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.ik0vve.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}