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Q: Does these pencil leads conduct electricity? What's the resistance?

Preguntado por Oddstr13 sobre 2018-03-01 08:07:38

Loneman I've just measured ~ 9 ohms.

2020-03-20 01:54:55 Servicial (1)
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Oddstr13 The provided link requires login with a baidu account to download. If anyone has been able to download the file, I would appreciate if they can upload the file somewhere else.

2018-12-29 07:36:05 Servicial (1)
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Q: does it need extra cooling, like fan or heatsink?

Preguntado por juan sobre 2018-07-17 07:50:38

Oddstr13 Yes. At least the 80W version quickly got to 100*C during a quick test. Heat contributes to shorter LED life span.

2018-12-15 07:52:49 Servicial (0)
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Q: I see there is a ground lead, but is the case grounded?

Preguntado por Oddstr13 sobre 2018-04-11 11:39:17

Stope The yelloe wire is ground wire.

2018-04-24 04:43:07 Servicial (0)
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