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Re: Filament resistance



At 10:22 4/2/98 -0500, you wrote:
Hello,
Recently there was mention of the length of the standard household
bulb's filament. What is the diameter of this wire?

Tom McCarthy

They vary. Here's is information on a sample lamp made in China for
rugged service:
Nominal marking: 60W 130 V
Frosted
Filament cold resistance 21.4 ohms
Single coil construction
Coil diam: 0.0105 inch 0.267 mm
Wire diam: 0.0016 inch 0.041 mm

Whatcott Altus