{"id":94,"date":"2010-04-05T19:45:03","date_gmt":"2010-04-05T18:45:03","guid":{"rendered":"http:\/\/om8ace.dxradio.sk\/?p=94"},"modified":"2014-12-14T22:48:14","modified_gmt":"2014-12-14T21:48:14","slug":"pokusy-s-tunerom-mfj-929","status":"publish","type":"post","link":"https:\/\/om0xa.dxradio.sk\/?p=94","title":{"rendered":"Pokusy s tunerom MFJ-929"},"content":{"rendered":"<p>Ke\u010f\u017ee som panel\u00e1kov\u00fd r\u00e1dioamat\u00e9r a nem\u00e1m ve\u013ek\u00e9 \u0161ance nain\u0161talova\u0165 KV ant\u00e9ny na dom\u00e1com QTH, chod\u00edm vysiela\u0165 na KV na portablov\u00e9 stanoviska. Jedno z n\u00edch je nad obcou Ve\u013ek\u00e1 Lomnica, odkia\u013e som zvykol vysiela\u0165 aj po\u010das O<a href=\"http:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2151.jpg\"><img loading=\"lazy\" width=\"169\" height=\"300\" class=\"size-medium wp-image-103 alignright\" style=\"margin-left: 10px; margin-right: 10px;\" title=\"LW ant\u00e9na\" src=\"http:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2151-e1270493593957-169x300.jpg\" alt=\"\" srcset=\"https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2151-e1270493593957-169x300.jpg 169w, https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2151-e1270493593957-576x1024.jpg 576w, https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2151-e1270493593957.jpg 640w\" sizes=\"(max-width: 169px) 100vw, 169px\" \/><\/a>M AC na 80m p\u00e1sme.\u00a0 Doma m\u00e1m u\u017e nejak\u00fd t\u00fd\u017ede\u0148 nov\u00fd automatick\u00fd tuner MFJ-929 a tak som sa rozhodol z\u00e1js\u0165 na toto miesto, natiahn\u00fa\u0165 LW ant\u00e9nu a vysk\u00fa\u0161a\u0165 nov\u00fd tuner. <!--more--><\/p>\n<p>LW ant\u00e9nu m\u00e1m pripraven\u00fa u\u017e z minulosti, zbalil so<a href=\"http:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2141.jpg\"><img loading=\"lazy\" width=\"300\" height=\"169\" class=\"size-medium wp-image-95 alignleft\" style=\"margin-left: 10px; margin-right: 10px;\" title=\"pracovisko &quot;\/P&quot;\" src=\"http:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2141-300x169.jpg\" alt=\"\" srcset=\"https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2141-300x169.jpg 300w, https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2141-1024x576.jpg 1024w, https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2141.jpg 1136w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>m zariadenia, skontoloval nabitie prenosn\u00e9ho 12A akumul\u00e1tora\u00a0 a vyrazil. Pekn\u00e9 po\u010dasie mi prialo, bolo slne\u010dno a teplo. Po\u010das cesty som si premyslel technologick\u00fd postup in\u0161tal\u00e1cie ant\u00e9ny, aby to bolo \u010do najjednoduch\u0161ia a hlavne, aby som nemusel na sto\u017eiar \u00eds\u0165 viac ako raz. V\u0161etko sa podarilo, 40m dlh\u00e1 LW ant\u00e9na bola vo vzduchu \u0161ikmo na sto\u017eiar. Pozap\u00e1jal som zariadenia &#8220;dole&#8221; v aute a zapol.<\/p>\n<p>Najsk\u00f4r som sk\u00fa\u0161al<a href=\"http:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2144.jpg\"><img loading=\"lazy\" width=\"169\" height=\"300\" class=\"size-medium wp-image-102 alignright\" style=\"margin-left: 10px; margin-right: 10px;\" title=\"nad Ve\u013ekou Lomnicou\" src=\"http:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2144-e1270493547114-169x300.jpg\" alt=\"\" srcset=\"https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2144-e1270493547114-169x300.jpg 169w, https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2144-e1270493547114-576x1024.jpg 576w, https:\/\/om0xa.dxradio.sk\/wp-content\/uploads\/2010\/04\/t50_IMG_2144-e1270493547114.jpg 640w\" sizes=\"(max-width: 169px) 100vw, 169px\" \/><\/a> na 3.5MHz, tuner chv\u00ed\u013eu prep\u00ednal induk\u010dnosti a kapacity, ale po chv\u00edli bol hotov\u00fd a vyladil impedanciu na PSV=1. Po\u010dul som r\u00f4zne eur\u00f3pske stanice, i\u0161lo o be\u017en\u00e9 debatn\u00e9 kr\u00fa\u017eky. Vzdialenej\u0161ie stanice som ani neh\u013eadal, cez de\u0148 to nejak\u00fd ve\u013ek\u00fd v\u00fdznam nem\u00e1.<\/p>\n<p>Postupne som vysk\u00fa\u0161al vyladi\u0165 ant\u00e9nu na ostatn\u00fdch vy\u0161\u0161\u00edch p\u00e1smach &#8211; 40m, 20m, at\u010f. Tuner nemal nejak\u00e9 ve\u013ek\u00e9 probl\u00e9my.<\/p>\n<p>Skon\u010dil som na p\u00e1sme 21MHz, kde som po\u010dul zv\u00fd\u0161en\u00fd \u0161um a in\u00e9 typick\u00e9 zvuky, \u010do znamenalo, \u017ee p\u00e1smo nebolo \u00faplne zatvoren\u00e9 a tak som za\u010dal ladi\u0165.\u00a0 Po\u010dul som najskor vola\u0165 v\u00fdzvu stanice z CT a EA, ale nesk\u00f4r som za\u010dul v dobrej sile aj ke\u010f s \u00fanikmi stanicu z YC (Indon\u00e9zia).\u00a0 Zjavne na jeho CQ nikto nereagoval, tak som zdvihol v\u00fdkon na 100W a zavolal.\u00a0 Na druh\u00fd pokus ma zaregistroval. Musel som zna\u010dku viackr\u00e1t opakova\u0165, ke\u010f\u017ee signal i\u0161iel do \u00fanikov, ale \u010ditate\u013enos\u0165 bola v\u00fdborn\u00e1. Vymenili sme si reporty, men\u00e1 a p\u00e1r slov a rozl\u00fa\u010dili sme sa.\u00a0 M\u00e1m platn\u00e9 spojenie na 21MHz s Indon\u00e9ziou.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ke\u010f\u017ee som panel\u00e1kov\u00fd r\u00e1dioamat\u00e9r a nem\u00e1m ve\u013ek\u00e9 \u0161ance nain\u0161talova\u0165 KV ant\u00e9ny na dom\u00e1com QTH, chod\u00edm vysiela\u0165 na KV na portablov\u00e9 stanoviska. Jedno z n\u00edch je nad obcou Ve\u013ek\u00e1 Lomnica, odkia\u013e som zvykol vysiela\u0165 aj po\u010das OM AC na 80m p\u00e1sme.\u00a0 Doma m\u00e1m u\u017e nejak\u00fd t\u00fd\u017ede\u0148 nov\u00fd automatick\u00fd tuner MFJ-929 a tak som sa rozhodol z\u00e1js\u0165 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/posts\/94"}],"collection":[{"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=94"}],"version-history":[{"count":8,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/posts\/94\/revisions"}],"predecessor-version":[{"id":303,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/posts\/94\/revisions\/303"}],"wp:attachment":[{"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=94"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=94"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=94"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}