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Baterky a svítilny

Posted by: admin  :  Category: LED, Témata celkově, Žárovky

Baterky jsou zde myšleny ne jako zdroj energie, ale jako svítilny. Svítilny jsou zejména mobilní.Máme i svítilny pevně vestavěné, tyto baterky se ale vesměs nazývají jinak. لعبه الشبكه Jako zdroj do svítilny s používají žárovky a LED diody. Žárovky pak kryptonové, halogenové nebo obyčejné. بنك payeer مصر Obyčejné žárovky do svítilny ale již ustupují ostatním zdrojům. Všechny baterky pomalu přecházejí na uvedený zdroj světla – LED diody. LED diody mají velkou svítivost, v dnešní době jsou už levné a mají různé barvy. Do svítilny se používá nejčastěji barva bílá. spin palace Baterky na větší vzdálenosti zase používájí hlavně halogenové žárovky. Halogenové svítilny mají dosvit i několik kilometrů, běžně cca 800 m.Kryptonové žárovky se užívají hlavně v menších svítilnách. Baterky máme i na různé napětí – existují svítilny na 1,5V, 4,5V, 9 V, 12V a více.

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