{"id":3363,"date":"2021-12-16T10:51:41","date_gmt":"2021-12-16T09:51:41","guid":{"rendered":"https:\/\/jvelektronika.cz\/?page_id=3363"},"modified":"2021-12-16T11:03:15","modified_gmt":"2021-12-16T10:03:15","slug":"wireless-leds","status":"publish","type":"page","link":"https:\/\/jvelektronika.cz\/?page_id=3363","title":{"rendered":"Wireless LEDs"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">Wireless LEDs<\/h1>\n\n\n\n<p><\/p>\n\n\n\n<p>Uk\u00e1zka vyu\u017eit\u00ed indukoven\u00e9ho nap\u011bt\u00ed za pou\u017eit\u00ed bezdr\u00e1tov\u00e9 nab\u00edje\u010dky k telefonu. <\/p>\n\n\n\n<p>J\u00e1 pou\u017eil tlumivku 4,7mH\/130mA z GME, d\u00e1le jsem pou\u017eil keramick\u00fd kondenz\u00e1tor 220pF\/500V tak\u00e9 z GME<\/p>\n\n\n\n<p><a href=\"https:\/\/www.gme.cz\/ck-220p-500v-y5p-rm5-08-10\">https:\/\/www.gme.cz\/ck-220p-500v-y5p-rm5-08-10<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.gme.cz\/tlumivka-radialni-09p-472j-fastron\">https:\/\/www.gme.cz\/tlumivka-radialni-09p-472j-fastron<\/a><\/p>\n\n\n\n<p>Kondenz\u00e1tor v zapojen\u00ed slou\u017e\u00ed k tomu, aby nap\u011bt\u00ed fungovalo ob\u011bma sm\u011bry tedy aby se st\u0159idalo +-+-<\/p>\n\n\n\n<p>d\u00edky tomu, sv\u00edt\u00ed ob\u011b led diody, kter\u00e9 jsou zapojeny n\u00e1sledovn\u011b:<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"605\" height=\"536\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/12\/bezdr\u00e1t-led-jv-chema.jpg\" alt=\"\" class=\"wp-image-3364\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/12\/bezdr\u00e1t-led-jv-chema.jpg 605w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/12\/bezdr\u00e1t-led-jv-chema-300x266.jpg 300w\" sizes=\"(max-width: 605px) 100vw, 605px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Poku\u010f chcete m\u00edt p\u0159esn\u011b vypo\u010d\u00edtan\u00e9 hodnoty, tak existuje mnoho online kalkula\u010dek, jako t\u0159eba tyto dv\u011b:<\/p>\n\n\n\n<p><\/p>\n\n\n\n<ol><li>https:\/\/goodcalculators.com\/resonant-frequency-calculator\/<\/li><li>https:\/\/www.omnicalculator.com\/physics\/resonant-frequency-lc<\/li><\/ol>\n\n\n\n<p><\/p>\n\n\n\n<p>P\u0159i hodnot\u00e1ch, kter\u00e9 jsem pou\u017eil j\u00e1 vy\u0161la frekvence  Resonant Frequency (f) =&nbsp;<strong>156.516404337 KHz<\/strong> <\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"622\" height=\"764\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/12\/lc-frek-jv.jpg\" alt=\"\" class=\"wp-image-3365\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/12\/lc-frek-jv.jpg 622w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/12\/lc-frek-jv-244x300.jpg 244w\" sizes=\"(max-width: 622px) 100vw, 622px\" \/><\/figure>\n\n\n\n<ul><li><\/li><\/ul>\n\n\n\n<p>Budu vytv\u00e1\u0159et vlastn\u00ed zdroj pro pou\u017eit\u00ed ledek s tlumivkou, aby nebyla vylo\u017een\u011b pot\u0159eba bezdr\u00e1tov\u00e1 nab\u00edje\u010dka, p\u0159edpokl\u00e1d\u00e1m, \u017ee b\u011bhem LEDNA 2022 budu m\u00edt za\u0159\u00edzen\u00ed hotov\u00e9.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"epyt-video-wrapper\"><iframe loading=\"lazy\"  style=\"display: block; margin: 0px auto;\"  id=\"_ytid_72931\"  width=\"640\" height=\"360\"  data-origwidth=\"640\" data-origheight=\"360\" src=\"https:\/\/www.youtube.com\/embed\/fgFd0gZZ3Bg?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;modestbranding=0&#038;rel=1&#038;fs=1&#038;playsinline=1&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;\" class=\"__youtube_prefs__  epyt-is-override  no-lazyload\" title=\"YouTube player\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p style=\"text-align:center\">Posledn\u00ed aktualizace 16. 12. 2021<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Wireless LEDs Uk\u00e1zka vyu\u017eit\u00ed indukoven\u00e9ho nap\u011bt\u00ed za pou\u017eit\u00ed bezdr\u00e1tov\u00e9 nab\u00edje\u010dky k telefonu. J\u00e1 pou\u017eil tlumivku 4,7mH\/130mA z GME, d\u00e1le jsem pou\u017eil keramick\u00fd kondenz\u00e1tor 220pF\/500V tak\u00e9 z GME https:\/\/www.gme.cz\/ck-220p-500v-y5p-rm5-08-10 https:\/\/www.gme.cz\/tlumivka-radialni-09p-472j-fastron Kondenz\u00e1tor v zapojen\u00ed slou\u017e\u00ed k tomu, aby nap\u011bt\u00ed fungovalo ob\u011bma sm\u011bry tedy aby se st\u0159idalo +-+- d\u00edky tomu, sv\u00edt\u00ed ob\u011b led [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3366,"parent":254,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/3363"}],"collection":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3363"}],"version-history":[{"count":2,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/3363\/revisions"}],"predecessor-version":[{"id":3372,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/3363\/revisions\/3372"}],"up":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/254"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/media\/3366"}],"wp:attachment":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3363"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}