[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.karinherzog.cz\/jiz-140-let-poslouchame-hudbu-v-pohodli-domova\/#Article","mainEntityOfPage":"https:\/\/www.karinherzog.cz\/jiz-140-let-poslouchame-hudbu-v-pohodli-domova\/","headline":"Ji\u017e 140 let poslouch\u00e1me hudbu v pohodl\u00ed domova","name":"Ji\u017e 140 let poslouch\u00e1me hudbu v pohodl\u00ed domova","description":"Popul\u00e1rn\u00ed d\u011btsk\u00e1 \u0159\u00edk\u00e1nka od spisovatelky Sarah Hale za\u010d\u00ednaj\u00edc\u00ed slovy \u201eMarie m\u011bla mal\u00e9 jeh\u0148\u00e1tko s vlnou b\u00edlou jako sn\u00edh, a\u0165 \u0161la kam \u0161la, v\u011bd\u011bla, \u017ee v\u017edy p\u016fjde s n\u00ed\u2026\u201c byla \u00fapln\u011b prvn\u00edm zaznamenan\u00fdm audio d\u00edlem. To se psal rok 1877 a Thomas Alva Edison p\u0159edstavil sv\u011btu prvn\u00ed p\u0159\u00edstroj schopn\u00fd zaznamen\u00e1vat a p\u0159ehr\u00e1vat mluven\u00e9 slovo \u010di hudbu […]","datePublished":"2025-03-03","dateModified":"2023-04-28","author":{"@type":"Person","@id":"https:\/\/www.karinherzog.cz\/author\/#Person","name":"karinherzog.cz\n","url":"https:\/\/www.karinherzog.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/d7705a23c50ede72936119380238a88bdeb91030521f9262dc3abc6fdd8add33?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d7705a23c50ede72936119380238a88bdeb91030521f9262dc3abc6fdd8add33?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"karinherzog.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.karinherzog.cz\/wp-content\/uploads\/img_a292395_w1934_t1504810917.png","url":"https:\/\/www.karinherzog.cz\/wp-content\/uploads\/img_a292395_w1934_t1504810917.png","height":0,"width":0},"url":"https:\/\/www.karinherzog.cz\/jiz-140-let-poslouchame-hudbu-v-pohodli-domova\/","about":["Elektro"],"wordCount":593,"articleBody":"Popul\u00e1rn\u00ed d\u011btsk\u00e1 \u0159\u00edk\u00e1nka od spisovatelky Sarah Hale za\u010d\u00ednaj\u00edc\u00ed slovy \u201eMarie m\u011bla mal\u00e9 jeh\u0148\u00e1tko s vlnou b\u00edlou jako sn\u00edh, a\u0165 \u0161la kam \u0161la, v\u011bd\u011bla, \u017ee v\u017edy p\u016fjde s n\u00ed\u2026\u201c byla \u00fapln\u011b prvn\u00edm zaznamenan\u00fdm audio d\u00edlem. To se psal rok 1877 a Thomas Alva Edison p\u0159edstavil sv\u011btu prvn\u00ed p\u0159\u00edstroj schopn\u00fd zaznamen\u00e1vat a p\u0159ehr\u00e1vat mluven\u00e9 slovo \u010di hudbu \u2013 fonograf. Um\u011bl zaznamenat hudbu \u010di mluven\u00e9 slovo na voskov\u00fd v\u00e1le\u010dek pomoc\u00ed jehly, kter\u00e1 reagovala na zvuk chv\u011bn\u00edm. Hloubkov\u00fd z\u00e1\u0159ez, kter\u00fd vznikl na v\u00e1le\u010dku, \u0161el jednodu\u0161e p\u0159ehr\u00e1t jehlou mechanicky spojenou s\u00a0ozvu\u010dnic\u00ed. Podobn\u00fd vyn\u00e1lez p\u0159edstavil Emile Berliner, kter\u00fd m\u00edsto voskov\u00e9ho v\u00e1le\u010dku pou\u017eil stejn\u00fd princip na kulat\u00e9 desce. P\u0159esto, \u017ee Edison\u016fv fonogram byl dokonalej\u0161\u00ed, proto\u017ee z\u00e1znam zvuku zde prob\u00edhal oproti desce konstantn\u00ed rychlost\u00ed, nakonec \u201esouboj\u201c vyhr\u00e1l Berliner a jeho gramofon se pou\u017e\u00edv\u00e1 dodnes.P\u016fvodn\u011b byl gramofon poh\u00e1n\u011bn klikou, kter\u00e1 natahovala hodinov\u00fd mechanismus a ten rozt\u00e1\u010del desku. Teprve mnohem pozd\u011bji se za\u010dal k\u00a0pohonu vyu\u017e\u00edvat elektromotor a ke sn\u00edm\u00e1n\u00ed z\u00e1znamu krystalov\u00e1, pozd\u011bni magnetodynamick\u00e1 vlo\u017eka, jej\u00ed\u017e v\u00fdstup p\u0159es p\u0159enosku byl zes\u00edlen stereofonn\u00edm zesilova\u010dem.V\u00a0osmdes\u00e1t\u00fdch letech minul\u00e9ho stolet\u00ed se v\u00fdvoj gramofon\u016f zastavil, aby p\u0159edal \u0161tafetu novince \u2013 kompaktn\u00edmu disku. Z\u00e1znam na CD se prov\u00e1d\u00ed laserov\u00fdm paprskem a jeho v\u00fdhoda je p\u0159edev\u0161\u00edm nerozbitnost, v\u011bt\u0161\u00ed kapacita a mal\u00fd rozm\u011br. Nev\u00fdhodou je nutnost slo\u017eit\u00e9 mechaniky a pom\u011brn\u011b snadn\u00e9 po\u0161kozen\u00ed z\u00e1znamu, s\u00a0kter\u00fdm si b\u011b\u017en\u00fd p\u0159ehr\u00e1va\u010d neum\u00ed poradit. Zat\u00edmco po\u0161kr\u00e1ban\u00fd CD disk se d\u00e1 p\u0159ehr\u00e1t jen velice slo\u017eit\u011b, po\u0161kr\u00e1banou desku velmi snadno. Sta\u010d\u00ed toti\u017e jen posunout p\u0159enosku.Paraleln\u011b s\u00a0v\u00fdvojem gramofonu si na\u0161el svoji cestu magnetofon, kde byla k\u00a0z\u00e1znamu a p\u0159ehr\u00e1n\u00ed pou\u017eita zmagnetovateln\u00e1 p\u00e1ska.\u00a0\u00a0U magnetick\u00e9ho z\u00e1znamu pokra\u010doval v\u00fdvoj t\u0159emi sm\u011bry:1.\u00a0\u00a0\u00a0\u00a0\u00a0 zmen\u0161en\u00edm mechaniky a pou\u017eit\u00edm k\u00a0z\u00e1znamu a p\u0159ehr\u00e1n\u00ed zvuku magnetofonov\u00fdch kazet, co\u017e byla velice praktick\u00e1 zm\u011bna, kter\u00e1 umo\u017enila \u201enosit hudbu s\u00a0sebou\u201c d\u00edky legend\u00e1rn\u00edmu p\u0159ehr\u00e1va\u010di – walkmanu2.\u00a0\u00a0\u00a0\u00a0\u00a0 vyu\u017eit\u00edm zmagnetovateln\u00e9 p\u00e1sky k\u00a0z\u00e1znamu a p\u0159ehr\u00e1n\u00ed videa na videorekord\u00e9ru3.\u00a0\u00a0\u00a0\u00a0\u00a0 vyu\u017eit\u00ed u platebn\u00edch karet k\u00a0z\u00e1znamu \u00fadaj\u016f o majiteli4.\u00a0\u00a0\u00a0\u00a0\u00a0 ulo\u017een\u00ed dat u PC \u2013 diskety, harddisky\u00a0Dnes je zvukov\u00fd i video sign\u00e1l pln\u011b digitalizovan\u00fd, kdy sice st\u00e1le existuj\u00ed CD a DVD a\u00a0\u00a0\u00a0\u00a0 Blu-ray nosi\u010de, ale d\u00edky form\u00e1tu MP3 a MP4, kter\u00fd lze p\u0159ehr\u00e1t na po\u010d\u00edta\u010di \u010di mobiln\u00edm telefonu, je z\u0159ejm\u011b \u010dek\u00e1 bl\u00edzk\u00fd konec.Gramofony nicm\u00e9n\u011b existuj\u00ed dodnes. Vyu\u017e\u00edvaj\u00ed je p\u0159edev\u0161\u00edm \u201ed\u00fdd\u017eejov\u00e9\u201c k\u00a0p\u0159ehr\u00e1n\u00ed i tvorb\u011b hudby a fajn\u0161mek\u0159i, kte\u0159\u00ed citliv\u011b vn\u00edmaj\u00ed kvalitu hudby. Jedin\u011b gramofonov\u00e1 deska je toti\u017e schopna zaznamenat v\u0161echny zvukov\u00e9 frekvence, kter\u00e9 m\u00e9dia typu CD \u201eo\u0159ez\u00e1vaj\u00ed\u201c. Posledn\u00edch p\u011bt let nast\u00e1v\u00e1 obroda gramofon\u016f, kdy se v\u00fdrobci audiotechniky rozhodli gramofony znovu vyr\u00e1b\u011bt i pro dom\u00e1c\u00ed u\u017eit\u00ed.A zn\u00e1m\u00e9 lup\u00e1n\u00ed p\u0159i p\u0159ehr\u00e1v\u00e1n\u00ed desky? \u0158ekn\u011bte sami \u2013 nen\u00ed to kr\u00e1sn\u00e1 nostalgie?                                                                                                                                                                                                                                                                                                                                                                                        3.8\/5 - (13 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Ji\u017e 140 let poslouch\u00e1me hudbu v pohodl\u00ed domova","item":"https:\/\/www.karinherzog.cz\/jiz-140-let-poslouchame-hudbu-v-pohodli-domova\/#breadcrumbitem"}]}]