Electronics > Projects, Designs, and Technical Stuff
Vintage LED's
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cdev:
probably a way to have a light that just required a resistor to work with AC.


--- Quote from: zingzang on January 10, 2019, 09:31:26 pm ---Forgot to mention that I was going through some new arrivals and found a bi-polar red LED. Both dies are red (the anvils are a cool design) but I'm wondering why go through the trouble of designing it?

I get if one of the dies were a different color - that way reversing polarity would produce a different color. But why have two identical dies? Was this an attempt to power LED's using AC?

--- End quote ---
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