Dostal som sa ku 50 Ohmov\u00e9mu koaxi\u00e1lnemu k\u00e1blu o priemere 7\/8″\u00a0 (2.22cm) o dostato\u010dnej d\u013a\u017eke, tak som sa rozhodol pou\u017ei\u0165 ho na mojom stanovisku pre VKV s\u00fa\u0165a\u017ee.\u00a0 Dnes bolo pekn\u00e9 po\u010dasie a to znamenalo ide\u00e1lne podmienky na in\u0161tal\u00e1ciu.\u00a0 Celkov\u00e1 d\u013a\u017eka \u010din\u00ed asi 23 metrov.\u00a0 Na hormom konci je pripojen\u00fd e\u0161te asi 4 metre dlh\u00fd kus 10mm koaxu, ktor\u00fd bude pripojen\u00fd k ant\u00e9ne.\u00a0 Predsa len sedemosminov\u00fdm k\u00e1blom by sa asi \u0165a\u017eko ot\u00e1\u010dalo. \ud83d\ude42 Takisto na spodnom konci bude asi 3 metre dlh\u00fd kus 10 mm hrub\u00e9ho koaxu ku TCVRu.<\/p>\n
Pod\u013ea meran\u00ed, ktor\u00e9 som na konci akcie uskuto\u010dnil, m\u00e1 nov\u00fd koaxi\u00e1l \u00fatlm v p\u00e1sme 144MHz, iba 0,4dB.\u00a0 P\u00f4vodn\u00fd 10mm k\u00e1bel, ktor\u00fd som doteraz pou\u017e\u00edval m\u00e1 \u00fatlm okolo 1,7dB. Mimochodom aj tento star\u00fd koaxi\u00e1l je ve\u013emi kvalitn\u00fd, postriebren\u00fd a s dvojit\u00fdm hust\u00fdm opletom. SWR pri za\u0165a\u017een\u00ed 50 Ohmovou z\u00e1\u0165a\u017eou nepresiahlo 1,02.<\/p>\n
Uvid\u00edme \u010do t\u00e1to v\u00fdmena bude znamena\u0165 v praxi, pri najbli\u017e\u0161om konteste.\u00a0 Mo\u017eno sa niekomu zd\u00e1, \u017ee je to cel\u00e9 zbyto\u010dn\u00e9, \u017ee 1,7dB a 0,4dB nie je a\u017e tak\u00e1 zmena, ke\u010f si navy\u0161e uvedom\u00edme, \u017ee na zv\u00fd\u0161enie \u00farovne pr\u00edjman\u00e9ho sign\u00e1lu o jeden stupe\u0148 S je potrebn\u00e9 na strane vysiela\u010da zv\u00fd\u0161i\u0165 v\u00fdkon o 6dB, \u010di\u017ee \u0161tvorn\u00e1sobne, ale na druhej strane, v konteste \u010dasto lov\u00edme sign\u00e1ly na hranici po\u010dute\u013enosti a toto m\u00f4\u017ee by\u0165 ten decibel, ktor\u00fd pom\u00f4\u017ee a rozhodne o uroben\u00ed alebo neuroben\u00ed spojenia. Ke\u010f je mo\u017enos\u0165, \u0161koda ju nevyu\u017ei\u0165.<\/p>\n
Te\u0161\u00edm sa na praktick\u00e9 v\u00fdsledky v najbli\u017e\u0161om konteste.<\/p>\n","protected":false},"excerpt":{"rendered":"
Dostal som sa ku 50 Ohmov\u00e9mu koaxi\u00e1lnemu k\u00e1blu o priemere 7\/8″\u00a0 (2.22cm) o dostato\u010dnej d\u013a\u017eke, tak som sa rozhodol pou\u017ei\u0165 ho na mojom stanovisku pre VKV s\u00fa\u0165a\u017ee.\u00a0 Dnes bolo pekn\u00e9 po\u010dasie a to znamenalo ide\u00e1lne podmienky na in\u0161tal\u00e1ciu.\u00a0 Celkov\u00e1 d\u013a\u017eka \u010din\u00ed asi 23 metrov.\u00a0 Na hormom konci je pripojen\u00fd e\u0161te asi 4 metre dlh\u00fd kus […]<\/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\/125"}],"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=125"}],"version-history":[{"count":2,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/posts\/125\/revisions"}],"predecessor-version":[{"id":304,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=\/wp\/v2\/posts\/125\/revisions\/304"}],"wp:attachment":[{"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/om0xa.dxradio.sk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}