{"id":97614,"date":"2021-02-25T08:05:06","date_gmt":"2021-02-25T07:05:06","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/buzzer-czyli-brzeczyk-po-co-i-do-czego\/"},"modified":"2025-05-30T15:45:21","modified_gmt":"2025-05-30T13:45:21","slug":"buzzer-nebo-bzucak-na-co-a-k-cemu","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/buzzer-nebo-bzucak-na-co-a-k-cemu\/","title":{"rendered":"Buzzer nebo bzu\u010d\u00e1k. Na co a k \u010demu?"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u010cas \u010dten\u00ed:<\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"97614\" class=\"elementor elementor-97614 elementor-16699\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a69f646 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a69f646\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5832b15\" data-id=\"5832b15\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8fa3cec elementor-widget elementor-widget-text-editor\" data-id=\"8fa3cec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>Bzu\u010d\u00e1k nebo buzzer je za\u0159\u00edzen\u00ed, kter\u00e9 n\u011bco signalizuje zvukem. Jednoduch\u00e1 z\u00e1le\u017eitost. Kdy\u017e se na n\u011b pod\u00edv\u00e1te podrobn\u011bji, najdete r\u016fzn\u00e9 typy. Kde se pou\u017e\u00edvaj\u00ed buzzery, p\u00edp\u00e1ky a nejr\u016fzn\u011bj\u0161\u00ed bzu\u010d\u00e1ky?   <\/b> <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f8dbfa7 elementor-widget elementor-widget-text-editor\" data-id=\"f8dbfa7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/botland.cz\/503-buzzery-generatory-zvuku\" data-wpel-link=\"internal\"><b>Elektrick\u00fd bzu\u010d\u00e1k<\/b> <\/a>nebo buzzer (anglicky: <i>buzzer<\/i>, tak\u00e9: <i>beeper<\/i>) vynalezl v roce 1831 fyzik Joseph Henry, kter\u00fd studoval jevy souvisej\u00edc\u00ed s akustikou m\u00edstnosti. Jednoduch\u00e9 verze bzu\u010d\u00e1k\u016f se pou\u017e\u00edvaly p\u0159edev\u0161\u00edm v prvn\u00edch zvonc\u00edch a\u017e do po\u010d\u00e1tku 30. let 20. stolet\u00ed, kdy za\u010daly b\u00fdt nahrazov\u00e1ny ve prosp\u011bch r\u016fzn\u011b t\u00f3novan\u00fdch gong\u016f, kter\u00e9 maj\u00ed jemn\u011bj\u0161\u00ed t\u00f3n. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-517256c elementor-align-center elementor-widget elementor-widget-button\" data-id=\"517256c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/503-buzzery-generatory-zvuku\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Bzu\u010d\u00e1ky - Zkontrolujte ceny<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f849f33 elementor-widget elementor-widget-heading\" data-id=\"f849f33\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Buzzery \u2013 co to je a jak funguj\u00ed?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cfc09a5 elementor-widget elementor-widget-text-editor\" data-id=\"cfc09a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V sou\u010dasn\u00e9 dob\u011b jsou k dispozici nejr\u016fzn\u011bj\u0161\u00ed popul\u00e1rn\u00ed bzu\u010d\u00e1ky. Bzu\u010d\u00e1k se \u010dasto ozna\u010duje jako gener\u00e1tor zvuku nebo elektricky ovl\u00e1dan\u00fd zvukov\u00fd sign\u00e1l. D\u011bl\u00ed se na n\u00e1sleduj\u00edc\u00ed typy:  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40b330e elementor-widget elementor-widget-text-editor\" data-id=\"40b330e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>elektromechanick\u00e9 bzu\u010d\u00e1ky &#8211; podobn\u00e9 elektrick\u00fdm zvonk\u016fm bez klapky a klad\u00edvka.<\/li><li>Elektromagnetick\u00e9 bzu\u010d\u00e1ky &#8211; p\u0159ipom\u00ednaj\u00ed reproduktor. Zvuk je generov\u00e1n membr\u00e1nou p\u0159ipevn\u011bnou k magnetu, kter\u00e1 se pohybuje v magnetick\u00e9m poli c\u00edvky. <\/li><li>Piezoelektrick\u00e9 bzu\u010d\u00e1ky &#8211; zde je membr\u00e1na p\u0159ipojena k piezoelektriku. Nap\u011bt\u00ed zp\u016fsob\u00ed zm\u011bnu jej\u00edho tvaru a vznikne zvuk. <\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35c6172 elementor-widget elementor-widget-image\" data-id=\"35c6172\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"208\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery2-1024x266.jpg\" class=\"attachment-large size-large wp-image-55801\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery2-1024x266.jpg 1024w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery2-300x78.jpg 300w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery2-768x200.jpg 768w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery2-640x166.jpg 640w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery2.jpg 1111w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d29e4ab elementor-widget elementor-widget-text-editor\" data-id=\"d29e4ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Toto t\u0159et\u00ed \u0159e\u0161en\u00ed akustick\u00e9 signalizace je jedno z nejjednodu\u0161\u0161\u00edch. Pou\u017e\u00edv\u00e1me piezoelektrick\u00fd (&#8220;plechov\u00fd&#8221;) sn\u00edma\u010d nebo pasivn\u00ed bzu\u010d\u00e1k v pouzd\u0159e. N\u00e1\u0161 piezosn\u00edma\u010d p\u0159ev\u00e1d\u00ed st\u0159\u00eddav\u00e9 elektrick\u00e9 nap\u011bt\u00ed na deformaci materi\u00e1lu a vznik\u00e1 zvukov\u00e1 vlna. Elektromagnetick\u00e9 bzu\u010d\u00e1ky vyu\u017e\u00edvaj\u00ed princip klasick\u00e9ho elektrodynamick\u00e9ho reproduktoru. Toto \u0159e\u0161en\u00ed je obl\u00edben\u00e9 mj. v hraj\u00edc\u00edch kart\u00e1ch.      <\/p><p>V obchod\u011b se krom\u011b modul\u016f s aktivn\u00edmi a pasivn\u00edmi bzu\u010d\u00e1ky setk\u00e1te s bzu\u010d\u00e1ky s gener\u00e1torem i bez n\u011bj. Kl\u00ed\u010dov\u00e9 parametry bzu\u010d\u00e1k\u016f jsou: <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75cf210 elementor-widget elementor-widget-text-editor\" data-id=\"75cf210\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>provozn\u00ed a jmenovit\u00e9 nap\u011bt\u00ed (VDC),<\/li><li>rezonan\u010dn\u00ed frekvence, (kHz),<\/li><li>jmenovit\u00fd proud (mA) p\u0159i nap\u011bt\u00ed,<\/li><li>hladina akustick\u00e9ho tlaku (dB),<\/li><li>rozsah provozn\u00edch teplot,<\/li><li>typ sign\u00e1lu,<\/li><li>instala\u010dn\u00ed rozm\u011bry,<\/li><li>hmotnost.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9dad021 elementor-widget elementor-widget-heading\" data-id=\"9dad021\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">K \u010demu je bzu\u010d\u00e1k dobr\u00fd<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c0691f1 elementor-widget elementor-widget-text-editor\" data-id=\"c0691f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Bez ohledu na konstrukci pasivn\u00edch bzu\u010d\u00e1k\u016f ovliv\u0148uj\u00ed zm\u011bny nap\u011bt\u00ed frekvenci p\u00edsk\u00e1n\u00ed, a t\u00edm m\u011bn\u00ed zvuk. Ty jsou vytv\u00e1\u0159eny mikrokontrol\u00e9rem nebo jak\u00fdmkoli gener\u00e1torem zvuku. P\u0159i ovl\u00e1d\u00e1n\u00ed pasivn\u00edho bzu\u010d\u00e1ku prost\u0159ednictv\u00edm mikrokontrol\u00e9ru je t\u0159eba m\u00edt na pam\u011bti omezenou proudovou kapacitu v\u00fdstup\u016f mikroprocesoru. Amplitudovou modulaci a frekven\u010dn\u00ed \u0159\u00edzen\u00ed zvuku lze realizovat pomoc\u00ed vhodn\u011b zvolen\u00e9ho elektronick\u00e9ho obvodu. Vysok\u00e1 dostupnost a p\u0159ijateln\u00e1 cena v\u00fdrobk\u016f t\u00e9to kategorie znamen\u00e1, \u017ee bzu\u010d\u00e1ky bude voln\u011b vyu\u017e\u00edvat ka\u017ed\u00fd v\u00fdrobce a konstrukt\u00e9r obvod\u016f.    <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28b01a2 elementor-widget elementor-widget-image\" data-id=\"28b01a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"208\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery-1024x266.jpg\" class=\"attachment-large size-large wp-image-55800\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery-1024x266.jpg 1024w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery-300x78.jpg 300w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery-768x200.jpg 768w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery-640x166.jpg 640w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/buzzery.jpg 1111w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95be52a elementor-widget elementor-widget-text-editor\" data-id=\"95be52a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pasivn\u00ed a aktivn\u00ed bzu\u010d\u00e1ky jsou k dispozici ve form\u011b jednotliv\u00fdch komponent\u016f i modul\u016f, co\u017e umo\u017e\u0148uje pohodlnou instalaci kdekoli a n\u00e1sledn\u00e9 p\u0159ipojen\u00ed pomoc\u00ed klasick\u00fdch goldpin\u016f. Takov\u00fd <span style=\"font-size: 1rem;\">t\u00f3nov\u00fd gener\u00e1tor bude <\/span><span style=\"font-size: 1rem;\">vynikaj\u00edc\u00ed volbou <\/span><span style=\"font-size: 1rem;\">pro n\u00e1ro\u010dn\u011bj\u0161\u00ed u\u017eivatele.<\/span> <span style=\"font-size: 1rem;\">  .\nTaki uk\u0142ad mo\u017ce pracowa\u0107 jako klasyczny buzzer, ale tak\u017ce daje mo\u017cliwo\u015b\u0107 sterowania amplitud\u0105 d\u017awi\u0119ku i jego wysoko\u015bci\u0105.\nNadaje si\u0119 do odtwarzania prostych melodyjek, za\u015b sterowanie wysoko\u015bci\u0105 tonu odbywa si\u0119 za pomoc\u0105 sygna\u0142u PWM.  <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-059f986 elementor-widget elementor-widget-text-editor\" data-id=\"059f986\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>inovativn\u00ed aplikace,<\/li><li>signaliza\u010dn\u00ed panely, diskusn\u00ed panely, pulty (nap\u0159. v televizn\u00edch sout\u011b\u017e\u00edch),<\/li><li>elektronick\u00e9 metronomy,<\/li><li>mikrovlnn\u00e9 trouby a dal\u0161\u00ed dom\u00e1c\u00ed spot\u0159ebi\u010de,<\/li><li>sportovn\u00ed ud\u00e1losti, nap\u0159. basketbalov\u00e9 z\u00e1pasy (bzu\u010d\u00e1k oznamuj\u00edc\u00ed konec \u010dtvrtiny),<\/li><li>elektrick\u00e9 alarmy,<\/li><li>tzv.<i>. joy buzzers   <\/i>pro \u017eert\u00edky<i>.<\/i><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b979a40 elementor-widget elementor-widget-text-editor\" data-id=\"b979a40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Bzu\u010d\u00e1ky se nach\u00e1zej\u00ed tak\u00e9 v r\u016fzn\u00fdch modulech ekosyst\u00e9mu <strong><a href=\"https:\/\/botland.com.pl\/1004-grove-moduly-dzwiekowe\" data-wpel-link=\"internal\">Seeedstudio Grove<\/a><\/strong>. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7dc3400 elementor-widget elementor-widget-image\" data-id=\"7dc3400\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/dzwiek-300x300.jpg\" class=\"attachment-medium size-medium wp-image-55802\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/dzwiek-300x300.jpg 300w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/dzwiek-150x150.jpg 150w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/02\/dzwiek.jpg 540w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Spot\u0159ebn\u00ed elektronika, zvuk a akustika<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7b2fe02b elementor-section-full_width elementor-section-content-top elementor-section-height-default elementor-section-height-default\" data-id=\"7b2fe02b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-7f495267\" data-id=\"7f495267\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2895e42c elementor-align-center elementor-widget elementor-widget-button\" data-id=\"2895e42c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.com.pl\/186-dzwiek-i-akustyka\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-967fc3e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"967fc3e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5f62bda\" data-id=\"5f62bda\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f03563b elementor-widget elementor-widget-text-editor\" data-id=\"f03563b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"k-faq-accord\">\n<h2>Bzu\u010d\u00e1k &#8211; \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n<div class=\"tabs\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\">\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck1\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck1\">K \u010demu se pou\u017e\u00edv\u00e1 bzu\u010d\u00e1k?<label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Bzu\u010d\u00e1k, zn\u00e1m\u00fd tak\u00e9 jako buzzer, je obvykle mal\u00fd gener\u00e1tor zvuku nebo zvukov\u00fd sign\u00e1l, kter\u00fd je elektronicky \u0159\u00edzen\u00fd. Za\u0159\u00edzen\u00ed se pou\u017e\u00edv\u00e1 k signalizaci &#8220;n\u011b\u010deho&#8221; zvukem. Bzu\u010d\u00e1ky se d\u011bl\u00ed na elektromechanick\u00e9, elektromagnetick\u00e9 a piezoelektrick\u00e9.  \n<\/div>\n\n<\/div>\n<\/div>\n\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck2\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck2\">Jak\u00fd je bzu\u010d\u00e1k na telefonu?<\/label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Buzzer v telefonu je jin\u00fd n\u00e1zev pro reproduktor ur\u010den\u00fd k p\u0159ehr\u00e1v\u00e1n\u00ed hudby, zvuk\u016f p\u0159\u00edchoz\u00edch hovor\u016f, zpr\u00e1v a ozn\u00e1men\u00ed. Dal\u0161\u00ed informace o bzu\u010d\u00e1ku najdete v <a href=\"https:\/\/botland.cz\/blog\/?p=97614\" data-wpel-link=\"internal\">\u010dl\u00e1nku<\/a> zve\u0159ejn\u011bn\u00e9m na na\u0161em blogu. \n<\/div>\n\n<\/div>\n<\/div>\n\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck3\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck3\">Jak p\u0159ipojit bzu\u010d\u00e1k?<\/label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Bzu\u010d\u00e1ky neboli buzzery jsou vybaveny dv\u011bma vodi\u010di, kter\u00fdm se tak\u00e9 \u0159\u00edk\u00e1 no\u017ei\u010dky. D\u00e9lka no\u017ei\u010dek ur\u010duje jejich polaritu. Del\u0161\u00ed vodi\u010d je plusov\u00fd, zat\u00edmco krat\u0161\u00ed vodi\u010d je m\u00ednusov\u00fd.  \n<\/div>\n\n<\/div>\n<\/div>\n\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck4\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck4\">Jak p\u0159ipojit bzu\u010d\u00e1k k Arduinu?<\/label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Chcete-li p\u0159ipojit bzu\u010d\u00e1k bez gener\u00e1toru k <a href=\"https:\/\/botland.cz\/234-arduino\" data-wpel-link=\"internal\">Arduinu<\/a>, p\u0159ipojte jeden vodi\u010d bzu\u010d\u00e1ku ke GND. Druh\u00fd vodi\u010d p\u0159ipojte k v\u00fdstupu Arduina. Nap\u0159\u00edklad to m\u016f\u017ee b\u00fdt A5. Je t\u0159eba zm\u00ednit, \u017ee bzu\u010d\u00e1ky bez gener\u00e1toru nejsou polarizovan\u00e9. To znamen\u00e1, \u017ee je m\u016f\u017eeme p\u0159ipojit bez obav z po\u0161kozen\u00ed v d\u016fsledku p\u0159ep\u00f3lov\u00e1n\u00ed. Doporu\u010dujeme v\u00e1m pod\u00edvat se na <a href=\"https:\/\/forbot.pl\/blog\/kurs-arduino-ii-syrena-alarmowa-mosfet-w-praktyce-id15497\" data-wpel-link=\"external\" target=\"_blank\" rel=\"nofollow external noopener noreferrer\">kurz Arduino<\/a>, kde se podrobn\u011b zab\u00fdv\u00e1me p\u0159ipojen\u00edm bzu\u010d\u00e1ku k mikrokontrol\u00e9ru.     \n<\/div>\n\n<\/div>\n<\/div>\n\n\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Buzzery (bzu\u010d\u00e1ky) jsou k dispozici jako jednotliv\u00e9 komponenty a moduly. Nab\u00edzej\u00ed \u0161irok\u00e9 mo\u017enosti mont\u00e1\u017ee a jsou nezbytnou sou\u010d\u00e1st\u00ed v\u00fdbavy ka\u017ed\u00e9ho elektronika. <\/p>\n","protected":false},"author":10,"featured_media":61532,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[548],"tags":[550],"class_list":["post-97614","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-elektronika-cs","tag-elektronika-cs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Buzzer nebo bzu\u010d\u00e1k. Na co a k \u010demu? - Botland<\/title>\n<meta name=\"description\" content=\"Buzery (bzu\u010d\u00e1ky) jsou k dispozici jako jednotliv\u00e9 komponenty a moduly. Nab\u00edzej\u00ed \u0161irok\u00e9 mo\u017enosti mont\u00e1\u017ee a jsou nezbytnou sou\u010d\u00e1st\u00ed v\u00fdbavy ka\u017ed\u00e9ho elektronika.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/botland.cz\/blog\/buzzer-nebo-bzucak-na-co-a-k-cemu\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Buzzer nebo bzu\u010d\u00e1k. Na co a k \u010demu? - Botland\" \/>\n<meta property=\"og:description\" content=\"Buzery (bzu\u010d\u00e1ky) jsou k dispozici jako jednotliv\u00e9 komponenty a moduly. 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