search:led torch circuit相關網頁資料

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日期:2024-09-24
行動版 - I modify a cheap chinese rechargeable torch with a switch mode LED drive circuit . The advantage over ......
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日期:2024-09-26
行動版 - 2008年8月11日 - Turn a regular flashlight into a powerful LED torch that will run for years ... With a bit of creative circuitry work—you'll need to add a small circuit called a charge pump to ......
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日期:2024-09-25
2014年6月3日 - This circuit look like a torch by use on 1.5V battery only so it can be used. Since small ......
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日期:2024-09-28
2014年7月21日 - Today I would like to introduce simple LED torch circuit which also use single AA 1.5V ......
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日期:2024-09-28
行動版 - 2008年12月15日 - With this simple circuit and easy-to-find components, you can convert bulb flashlights ......
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日期:2024-09-27
行動版 - 2010年9月23日 - Most commercial LED flashlights use three AAA or AA batteries in series that produce ......
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日期:2024-09-21
行動版 - 2013年4月30日 - This single white-LED torch can be housed in an empty glue-stick tube and has a long ... The circuit is constructed with just a few commonly available parts. This torch ......