[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.jmso.cz\/vyvoj-elektro-produktu\/#Article","mainEntityOfPage":"https:\/\/www.jmso.cz\/vyvoj-elektro-produktu\/","headline":"V\u00fdvoj elektro produkt\u016f","name":"V\u00fdvoj elektro produkt\u016f","description":"Vezmeme to tak, \u017ee se pod\u00edv\u00e1me do d\u00e1vn\u00e9 minulosti na to, jak si s dobou bez elekt\u0159iny poradili na\u0161i p\u0159edci. Bylo t\u00e9m\u011b\u0159 nemo\u017en\u00e9, aby lid\u00e9<a href=\"https:\/\/www.jmso.cz\/vyvoj-elektro-produktu\/\" class=\"more-link\"><span class=\"screen-reader-text\"> \"V\u00fdvoj elektro produkt\u016f\"<\/span><\/a>","datePublished":"2019-06-18","dateModified":"2023-05-07","author":{"@type":"Person","@id":"https:\/\/www.jmso.cz\/author\/#Person","name":"","url":"https:\/\/www.jmso.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/163f6c65c8acab43fa062eaf19866aeb6d6c2adc4d5c2462700a89e6feec77a0?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/163f6c65c8acab43fa062eaf19866aeb6d6c2adc4d5c2462700a89e6feec77a0?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"jmso.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.jmso.cz\/wp-content\/uploads\/img_a351374_w2930_t1566039318.jpg","url":"https:\/\/www.jmso.cz\/wp-content\/uploads\/img_a351374_w2930_t1566039318.jpg","height":0,"width":0},"url":"https:\/\/www.jmso.cz\/vyvoj-elektro-produktu\/","about":["Elektro"],"wordCount":427,"articleBody":"Vezmeme to tak, \u017ee se pod\u00edv\u00e1me do d\u00e1vn\u00e9 minulosti na to, jak si s dobou bez elekt\u0159iny poradili na\u0161i p\u0159edci. Bylo t\u00e9m\u011b\u0159 nemo\u017en\u00e9, aby lid\u00e9 v prav\u011bku vykon\u00e1vali n\u011bjakou t\u011b\u017ekou pr\u00e1ci v noci. Jedin\u00e1 v\u011bc, kter\u00e1 jim sta\u010dila, bylo sv\u011btlo. To tvo\u0159ili pomoc\u00ed ohn\u011b, postupem \u010dasu p\u0159i\u0161li i na to, \u017ee ohe\u0148 lze udr\u017eovat n\u011bkolik hodin, co\u017e bylo velk\u00fdm p\u0159\u00ednosem. P\u0159i\u0161li i na fakt, \u017ee z ohn\u011b se d\u00e1 z\u00edskat nejen sv\u011btlo, ale i teplo, to n\u00e1sledn\u011b mohli pou\u017e\u00edvat k oh\u0159\u00e1t\u00ed, pop\u0159\u00edpad\u011b opracov\u00e1n\u00ed uloven\u00e9 potravy. Dnes na tyto v\u011bci m\u00e1me troubu \u010di plotnu, co\u017e jsou produkty, bez kter\u00fdch se dnes \u017e\u00e1dn\u00e1 dom\u00e1cnost opravdu neobejde, nebo sp\u00ed\u0161e \u017e\u00e1dnou takovou nezn\u00e1m. &#13; Sv\u011btlo byla ot\u00e1zka, kter\u00e1 st\u00e1le le\u017eela lidem v hlav\u011b. Bylo pro n\u011b t\u00e9m\u011b\u0159 nep\u0159edstaviteln\u00e9, aby m\u011bli n\u011bjak\u00fd st\u00e1l\u00fd zdroj. Byla vynalezena \u017e\u00e1rovka, uvnit\u0159 kter\u00e9 doch\u00e1z\u00ed k p\u0159em\u011bn\u011b elektrick\u00e9 energie na sv\u011btlo. Patentoval si ji v roce 1879 Thomas Alva Edison.&#13; &#13; \u010c\u00edm se d\u00e1 ob\u010dany pobavit? Ano, divadlo, to byl prvotn\u00ed n\u00e1pad. Lid\u00e9 ov\u0161em museli cestovat i n\u011bkolik stovek kilometr\u016f, aby p\u0159edstaven\u00ed vid\u011bli, a to nebylo pro ka\u017ed\u00e9ho \u00fapln\u011b jednoduch\u00e9, ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f nedo\u0161lo k uspokojen\u00ed t\u00e9to pot\u0159eby. Pozd\u011bji tedy vzniklo vys\u00edl\u00e1n\u00ed, kdy doch\u00e1zelo k \u0161\u00ed\u0159en\u00ed vln. Zprvu do\u0161lo samoz\u0159ejm\u011b pouze k r\u00e1diov\u00fdm p\u0159enos\u016fm, jeliko\u017e je\u0161t\u011b nebyl vynalezen zp\u016fsob na p\u0159enos obrazu.&#13; R\u00e1dio ale znamenalo revoluci, vys\u00edl\u00e1n\u00ed bylo n\u011bco inovativn\u00edho, nicm\u00e9n\u011b vynalezen\u00ed obrazov\u00e9ho vys\u00edl\u00e1n\u00ed znamenalo revoluci je\u0161t\u011b v\u011bt\u0161\u00ed. Nejprve vys\u00edl\u00e1n\u00ed pouze \u010dernob\u00edl\u00e9, pozd\u011bji barevn\u00e9. Dnes jsou produkty jako r\u00e1dio a televize sou\u010d\u00e1st\u00ed ka\u017ed\u00e9 dom\u00e1cnosti. Sp\u00ed\u0161e bych \u0159ekla, \u017ee r\u00e1dia u\u017e nejsou tak moc v oblib\u011b.&#13; &#13; Vznikaly i za\u0159\u00edzen\u00ed na p\u0159ehr\u00e1v\u00e1n\u00ed hudby, co\u017e zast\u00e1valy walkmany a diskmany, p\u0159i\u010dem\u017e dnes funkci tehdej\u0161\u00edch vyn\u00e1lez\u016f zast\u00e1v\u00e1 smartphone. Abych to shrnula, mobily u\u017e dnes zast\u00e1vaj\u00ed v podstat\u011b v\u0161e a bez nich by se dnes u\u017e m\u00e1lo kdo obe\u0161el. Je velmi t\u011b\u017ek\u00e9 d\u011blat ukvapen\u00e9 z\u00e1v\u011bry v tomto ohledu, pon\u011bvad\u017e se jedn\u00e1 o velmi diskutabiln\u00ed t\u00e9ma.&#13;                                                                                                                                                                                                                                                                                                                                                                                         4.5\/5 - (13 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"V\u00fdvoj elektro produkt\u016f","item":"https:\/\/www.jmso.cz\/vyvoj-elektro-produktu\/#breadcrumbitem"}]}]