Electronics > Beginners
What drives these bulbs
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LaserTazerPhaser:
Is it made for constant current drivers?

Filament resistance varies greatly with heat. https://www.aliexpress.com/item/1000007073211.html
iMo:
Read the reviews on that page..
LaserTazerPhaser:
They don't mention driving =>4 bulbs.
Jwillis:
Got a kick out of the ozone smell complaints.  Ultraviolet light disrupts oxygen O2 molecules to create valent oxygen atoms that attach to other oxygen molecules to create  O3 or ozone. Just thought it was funny.
amyk:
bigclivedotcom has a video on these:
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