{"id":9839,"date":"2024-06-09T14:03:40","date_gmt":"2024-06-09T14:03:40","guid":{"rendered":"https:\/\/tech-lib.eu\/tech\/?p=9839"},"modified":"2024-06-09T14:03:40","modified_gmt":"2024-06-09T14:03:40","slug":"jak-vyrobit-digitalni-televizni-antenu-ze-satelitni-anteny","status":"publish","type":"post","link":"https:\/\/tech-lib.eu\/tech\/jak-vyrobit-digitalni-televizni-antenu-ze-satelitni-anteny\/","title":{"rendered":"Jak vyrobit digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu ze satelitn\u00ed ant\u00e9ny"},"content":{"rendered":"
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Jak si vyrobit DVB t2 antenu?<\/div>\n
Pro v\u00fdrobu ant\u00e9ny je pot\u0159eba kus koaxi\u00e1ln\u00edho kabelu o d\u00e9lce 1 metr. Nejprve zm\u011b\u0159\u00edme 5 cm od okraje kabelu a z t\u00e9to oblasti odstran\u00edme horn\u00ed izolaci. Pot\u00e9 je nutn\u00e9 odstranit otev\u0159en\u00fd oplet na stranu a odstranit izolaci centr\u00e1ln\u00edho j\u00e1dra pod n\u00edm. Pot\u00e9 jsou j\u00e1dro a oplet pevn\u011b sto\u010deny.<\/div>\n
\n\t\t\t\t\t Dal\u0161\u00ed informace najdete na<\/span> zahrada.firenews.video<\/a>\n\t\t\t\t<\/div>\n<\/p><\/div>\n
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Pro p\u0159\u00edjem satelitn\u00edho televizn\u00edho vys\u00edl\u00e1n\u00ed jsou satelitn\u00ed ant\u00e9ny v dom\u00e1cnostech ji\u017e dlouho pot\u0159ebn\u00e9. S rozvojem technologi\u00ed a p\u0159echodem st\u00e1le v\u011bt\u0161\u00edho po\u010dtu div\u00e1k\u016f na digit\u00e1ln\u00ed televizi v\u0161ak mnoho lid\u00ed zji\u0161\u0165uje, \u017ee jejich star\u00e9 satelitn\u00ed ant\u00e9ny ji\u017e nejsou funk\u010dn\u00ed. Dobrou zpr\u00e1vou je, \u017ee pomoc\u00ed n\u011bkolika jednoduch\u00fdch krok\u016f m\u016f\u017eete svou starou satelitn\u00ed ant\u00e9nu p\u0159em\u011bnit na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu. Tento \u010dl\u00e1nek vysv\u011btluje, jak p\u0159em\u011bnit satelitn\u00ed ant\u00e9nu na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu, a zab\u00fdv\u00e1 se n\u011bkter\u00fdmi souvisej\u00edc\u00edmi ot\u00e1zkami. <\/p>\n

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Za\u010dn\u011bme t\u00edm, jak zkonstruovat satelitn\u00ed televizn\u00ed ant\u00e9nu. Aby bylo mo\u017en\u00e9 p\u0159ij\u00edmat digit\u00e1ln\u00ed televizn\u00ed sign\u00e1ly vzduchem, zahrnuje tento postup v\u00fdm\u011bnu satelitn\u00ed ant\u00e9ny. Nejprve je t\u0159eba ze satelitn\u00ed ant\u00e9ny sejmout LNB (Low-Noise Block). Tato sou\u010d\u00e1stka po p\u0159\u00edjmu satelitn\u00edho sign\u00e1lu p\u0159en\u00e1\u0161\u00ed sign\u00e1l do televizoru. Po vyjmut\u00ed LNB mus\u00edte k ant\u00e9n\u011b p\u0159ipojit koaxi\u00e1ln\u00ed kabel. Digit\u00e1ln\u00ed televizn\u00ed sign\u00e1ly budou do va\u0161eho televizoru p\u0159en\u00e1\u0161eny prost\u0159ednictv\u00edm tohoto kabelu. <\/p>\n

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Pokud v\u00e1\u0161 televizor nem\u00e1 vestav\u011bn\u00fd digit\u00e1ln\u00ed tuner, je dal\u0161\u00edm krokem zakoupen\u00ed digit\u00e1ln\u00edho televizn\u00edho konvertoru. Tento p\u0159\u00edstroj p\u0159evede digit\u00e1ln\u00ed sign\u00e1ly ze satelitn\u00ed ant\u00e9ny do form\u00e1tu, kter\u00fd dok\u00e1\u017ee v\u00e1\u0161 televizor interpretovat. Koaxi\u00e1ln\u00ed kabely ze satelitn\u00ed ant\u00e9ny by m\u011bly b\u00fdt p\u0159ipojeny ke vstupu digit\u00e1ln\u00edho televizn\u00edho konvertoru a ten by pak m\u011bl b\u00fdt p\u0159ipojen k televizoru pomoc\u00ed konektoru HDMI nebo RCA. Pro dokon\u010den\u00ed konfigurace postupujte podle pokyn\u016f dodan\u00fdch s p\u0159evodn\u00edkem. <\/p>\n

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Nyn\u00ed probereme, zda lze starou satelitn\u00ed ant\u00e9nu pou\u017e\u00edt jako rozhlasovou ant\u00e9nu. Ano, abychom odpov\u011bd\u011bli stru\u010dn\u011b. Satelitn\u00ed ant\u00e9ny lze krom\u011b p\u0159\u00edjmu satelitn\u00edho televizn\u00edho vys\u00edl\u00e1n\u00ed pou\u017e\u00edt i jako rozhlasov\u00e9 ant\u00e9ny. P\u0159ipojen\u00edm koaxi\u00e1ln\u00edho kabelu k ant\u00e9n\u011b a rozhlasov\u00e9mu p\u0159ij\u00edma\u010di nebo tuneru m\u016f\u017eete p\u0159ij\u00edmat rozhlasov\u00e9 sign\u00e1ly a poslouchat sv\u00e9 obl\u00edben\u00e9 stanice. <\/p>\n

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Nyn\u00ed si \u0159ekneme, zda lze televizn\u00ed ant\u00e9nu p\u0159ipojit k satelitn\u00edmu kabelu. Odpov\u011b\u010f je kladn\u00e1, ale s n\u011bkolika v\u00fdhradami. Kabel RG-6, ozna\u010dovan\u00fd tak\u00e9 jako satelitn\u00ed kabel, je vyroben pro p\u0159enos vysokofrekven\u010dn\u00edch sign\u00e1l\u016f pro satelitn\u00ed televizi. P\u0159esto\u017ee jej lze pou\u017e\u00edt jako televizn\u00ed ant\u00e9nu, jeho v\u00fdkon nemus\u00ed b\u00fdt ide\u00e1ln\u00ed. Pro lep\u0161\u00ed kvalitu sign\u00e1lu a p\u0159\u00edjem se doporu\u010duje pou\u017e\u00edt specifick\u00fd kabel pro televizn\u00ed ant\u00e9ny, nap\u0159\u00edklad RG-59 nebo RG-11. <\/p>\n

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Promluvme si o tom, zda m\u016f\u017eete televizor p\u0159ipojit k satelitn\u00ed ant\u00e9n\u011b jako posledn\u00ed. Ano, z\u00e1le\u017e\u00ed v\u0161ak tak\u00e9 na va\u0161em televizoru a satelitn\u00ed ant\u00e9n\u011b. K propojen\u00ed televizoru se satelitn\u00ed ant\u00e9nou m\u016f\u017eete pou\u017e\u00edt kabel HDMI nebo RCA, pokud m\u00e1 vestav\u011bn\u00fd satelitn\u00ed tuner nebo pokud m\u00e1te samostatn\u00fd box satelitn\u00edho p\u0159ij\u00edma\u010de. T\u00edmto zp\u016fsobem budete moci pou\u017e\u00edvat televizor k p\u0159\u00edjmu a sledov\u00e1n\u00ed satelitn\u00edch televizn\u00edch stanic. Jak ji\u017e bylo \u0159e\u010deno, pokud v\u00e1\u0161 televizor nem\u00e1 satelitn\u00ed tuner a chcete satelitn\u00ed ant\u00e9nu pou\u017e\u00edvat jako digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu, budete pot\u0159ebovat digit\u00e1ln\u00ed televizn\u00ed konvertor pro p\u0159ipojen\u00ed ant\u00e9ny k televizoru. <\/p>\n

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Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee p\u0159em\u011bna star\u00e9 satelitn\u00ed ant\u00e9ny na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu je \u00fa\u010dinnou metodou op\u011btovn\u00e9ho vyu\u017eit\u00ed technologie, kter\u00e1 ji\u017e za\u017eila lep\u0161\u00ed \u010dasy. Podle v\u00fd\u0161e popsan\u00fdch metod m\u016f\u017eete p\u0159em\u011bnit satelitn\u00ed ant\u00e9nu na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu a nad\u00e1le p\u0159ij\u00edmat bezplatn\u00fd nek\u00f3dovan\u00fd digit\u00e1ln\u00ed televizn\u00ed sign\u00e1l. P\u0159i spr\u00e1vn\u00e9m zapojen\u00ed mohou satelitn\u00ed ant\u00e9ny slou\u017eit tak\u00e9 jako rozhlasov\u00e9 ant\u00e9ny. Pro lep\u0161\u00ed v\u00fdkon se doporu\u010duj\u00ed speci\u00e1ln\u00ed kabely pro televizn\u00ed ant\u00e9ny, i kdy\u017e lze satelitn\u00ed kabel vyu\u017e\u00edt pro aplikace televizn\u00ed ant\u00e9ny. A kone\u010dn\u011b, pokud m\u00e1 v\u00e1\u0161 televizor vestav\u011bn\u00fd satelitn\u00ed tuner nebo pokud m\u00e1te samostatn\u00fd box pro satelitn\u00ed p\u0159ij\u00edma\u010d, m\u016f\u017eete televizor p\u0159ipojit k satelitn\u00ed ant\u00e9n\u011b.<\/p><\/div>\n

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FAQ<\/div>\n
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Co mohu ud\u011blat se svou starou satelitn\u00ed ant\u00e9nou?<\/div>\n

Zastaralou satelitn\u00ed ant\u00e9nu m\u016f\u017eete p\u0159em\u011bnit na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu. Podle pokyn\u016f uveden\u00fdch v \u010dl\u00e1nku m\u016f\u017eete svou satelitn\u00ed ant\u00e9nu p\u0159em\u011bnit na kvalitn\u00ed ant\u00e9nu, kter\u00e1 v\u00e1m umo\u017en\u00ed p\u0159ij\u00edmat nek\u00f3dovan\u00fd digit\u00e1ln\u00ed televizn\u00ed sign\u00e1l. T\u00edmto zp\u016fsobem si m\u016f\u017eete vychutnat sledov\u00e1n\u00ed m\u00edstn\u00edch stanic, ani\u017e byste museli platit za kabelovou nebo satelitn\u00ed televizi. <\/p>\n<\/div>\n

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Mohu si vyrobit dom\u00e1c\u00ed ant\u00e9nu pro sv\u016fj televizor?<\/div>\n

K vytvo\u0159en\u00ed dom\u00e1c\u00ed televizn\u00ed ant\u00e9ny m\u016f\u017eete pou\u017e\u00edt satelitn\u00ed ant\u00e9nu. Satelitn\u00ed ant\u00e9nu je mo\u017en\u00e9 p\u0159em\u011bnit na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu pomoc\u00ed n\u011bkolika technik. Jedna typick\u00e1 metoda spo\u010d\u00edv\u00e1 ve vyjmut\u00ed LNB (Low Noise Block) ze satelitn\u00ed ant\u00e9ny a p\u0159ipojen\u00ed koaxi\u00e1ln\u00edho kabelu ke kovov\u00e9mu rameni ant\u00e9ny. Tento kabel pak m\u016f\u017eete p\u0159ipojit k televizoru a za\u010d\u00edt p\u0159ij\u00edmat voln\u011b dostupn\u00e9 digit\u00e1ln\u00ed televizn\u00ed vys\u00edl\u00e1n\u00ed. Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee \u00fa\u010dinnost ru\u010dn\u011b vyroben\u00e9 ant\u00e9ny se m\u016f\u017ee m\u011bnit v z\u00e1vislosti na \u0159ad\u011b prom\u011bnn\u00fdch, v\u010detn\u011b va\u0161\u00ed polohy a zp\u016fsobu um\u00edst\u011bn\u00ed ant\u00e9ny. <\/p>\n<\/div>\n

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Jak si vyrobit dobrou dom\u00e1c\u00ed televizn\u00ed ant\u00e9nu?<\/div>\n

Spolehlivou dom\u00e1c\u00ed televizn\u00ed ant\u00e9nu si m\u016f\u017eete vytvo\u0159it p\u0159estavbou satelitn\u00ed ant\u00e9ny na digit\u00e1ln\u00ed televizn\u00ed ant\u00e9nu. Zde je podrobn\u00e9 vysv\u011btlen\u00ed, jak toho dos\u00e1hnout: <\/p>\n

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Pot\u0159ebujete satelitn\u00ed ant\u00e9nu, koaxi\u00e1ln\u00ed kabel, balunovac\u00ed transform\u00e1tor, mont\u00e1\u017en\u00ed dr\u017e\u00e1k nebo stojan a jednoduch\u00e9 vybaven\u00ed, nap\u0159\u00edklad \u0161roubov\u00e1k a kle\u0161t\u011b. 2. Vyjm\u011bte konvertor LNB (Low-Noise Block): LNB je za\u0159\u00edzen\u00ed pro zachycen\u00ed satelitn\u00edho sign\u00e1lu. Je t\u0159eba jej od\u0161roubovat a sejmout z ramene satelitn\u00ed ant\u00e9ny. 3. Umyjte ant\u00e9nu: K odstran\u011bn\u00ed ne\u010distot a zbytk\u016f z ant\u00e9ny pou\u017eijte vodu a jemn\u00fd myc\u00ed prost\u0159edek. P\u0159ed pokra\u010dov\u00e1n\u00edm se ujist\u011bte, \u017ee je v\u0161e zcela such\u00e9. Aby se sign\u00e1l z paraboly p\u0159evedl do form\u00e1tu, kter\u00fd v\u00e1\u0161 televizor rozpozn\u00e1, mus\u00ed b\u00fdt p\u0159ipojen balunovac\u00ed transform\u00e1tor. Pomoc\u00ed \u0161roub\u016f nebo stahovac\u00edch p\u00e1sk\u016f jej p\u0159ipevn\u011bte k rameni satelitn\u00ed ant\u00e9ny. Koaxi\u00e1ln\u00ed kabel p\u0159ipojte tak, \u017ee vezmete jeden konec a vlo\u017e\u00edte jej do balunovac\u00edho transform\u00e1toru. Kabel m\u016f\u017eete sto\u010dit na konektor dodan\u00fd s transform\u00e1torem nebo pou\u017e\u00edt koaxi\u00e1ln\u00ed konektor. 6. Nainstalujte ant\u00e9nu: Vyhledejte vhodn\u00e9 venkovn\u00ed m\u00edsto pro instalaci ant\u00e9ny, ide\u00e1ln\u011b s p\u0159\u00edmou viditelnost\u00ed na vys\u00edlac\u00ed v\u011b\u017ee. Ant\u00e9nu lze na m\u00edst\u011b upevnit pomoc\u00ed stojanu nebo mont\u00e1\u017en\u00edho dr\u017e\u00e1ku. <\/p>\n

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7. Nat\u00e1hn\u011bte kabel: Pro p\u0159ipojen\u00ed televizoru k mont\u00e1\u017en\u00ed ant\u00e9n\u011b ve\u010fte koaxi\u00e1ln\u00ed kabel do interi\u00e9ru. Pro veden\u00ed kabelu uvnit\u0159 bude mo\u017en\u00e1 nutn\u00e9 vyvrtat otvor do zdi nebo okenn\u00edho r\u00e1mu. 8. Vyhledejte kan\u00e1ly. Po p\u0159ipojen\u00ed ant\u00e9ny k televizoru p\u0159ejd\u011bte do nastaven\u00ed televizoru a prove\u010fte vyhled\u00e1v\u00e1n\u00ed kan\u00e1l\u016f. Ujist\u011bte se, \u017ee jste jako zdroj sign\u00e1lu vybrali „vzduch“ nebo „ant\u00e9na“. 9. Nastavte polohu: Pokud nem\u00e1te siln\u00fd sign\u00e1l nebo n\u011bkter\u00e9 kan\u00e1ly, zkuste zm\u011bnit polohu a \u00fahel ant\u00e9ny. Chcete-li dos\u00e1hnout optim\u00e1ln\u00edho p\u0159\u00edjmu, vyzkou\u0161ejte n\u011bkolik orientac\u00ed. 10. Ud\u011blejte si radost svou DIY televizn\u00ed ant\u00e9nou: P\u0159i spr\u00e1vn\u00e9m um\u00edst\u011bn\u00ed a nastaven\u00ed byste m\u011bli b\u00fdt schopni pou\u017e\u00edvat repasovanou satelitn\u00ed ant\u00e9nu k bezplatn\u00e9mu sledov\u00e1n\u00ed digit\u00e1ln\u00edch televizn\u00edch kan\u00e1l\u016f. <\/p>\n

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Nezapome\u0148te, \u017ee va\u0161e poloha, p\u0159ek\u00e1\u017eky v okol\u00ed a vzd\u00e1lenost od vys\u00edlac\u00edch v\u011b\u017e\u00ed ovliv\u0148uj\u00ed \u00fasp\u011b\u0161nost va\u0161\u00ed DIY televizn\u00ed ant\u00e9ny.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Jak si vyrobit DVB t2 antenu? Pro v\u00fdrobu ant\u00e9ny je pot\u0159eba kus koaxi\u00e1ln\u00edho kabelu o d\u00e9lce 1 metr. Nejprve zm\u011b\u0159\u00edme 5 cm od okraje kabelu a z t\u00e9to oblasti odstran\u00edme horn\u00ed izolaci. Pot\u00e9 je nutn\u00e9 odstranit otev\u0159en\u00fd oplet na stranu a odstranit izolaci centr\u00e1ln\u00edho j\u00e1dra pod n\u00edm. Pot\u00e9 jsou j\u00e1dro a oplet pevn\u011b sto\u010deny. Dal\u0161\u00ed … \u010c\u00edst d\u00e1l<\/a><\/p>\n","protected":false},"author":3931,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3793],"tags":[],"class_list":["post-9839","post","type-post","status-publish","format-standard","hentry","category-diy-electronics"],"_links":{"self":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/9839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/users\/3931"}],"replies":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/comments?post=9839"}],"version-history":[{"count":1,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/9839\/revisions"}],"predecessor-version":[{"id":15953,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/9839\/revisions\/15953"}],"wp:attachment":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/media?parent=9839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/categories?post=9839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/tags?post=9839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}