3 Simple Ways to Share What You Make
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Jan 31, 2012
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Comment: Correction...not a electromagnet, an EMF genorator. And tinfoil does block that stuff. …
Comment: very nice, wish i had a blue led (i have red & green)
Comment: I got a couple from DigiKey for $4
Comment: kewl
Comment: How do I use a thermistor (one that has variable resistance) with this? I already have …