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LED Torch - circuit diagrams, schematics, electronic projects
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日期：2025-06-26
A common problem with small torches is the short life-span both of the batteries and the bulb. The average incandescent torch, for instance, consumes around 2 Watts. The LED Torch in Fig. 1 consumes just 24 mW, giving it more than 80 times longer service ...看更多
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