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Posted by Bennett Price on August 24, 2006, 11:49 am
Big Al wrote:
>> I have a 100' extension cord from the junk, and I wondered if there is
>> a way to tell what gauge the wire is. The ends are molded on so I
>> can't see the wire.
>>
>> I only know that it is a lot heavier than my current 100' extension
>> cord, but I don't know what gauge that one is. Also, sometimes they
>> make things thicker and maybe heavier just by adding more
>> rubber/vinyl.
>>
>> And it has W-8 embossed on one end.
>> I searched on W-8 'electric cord' and got two good hits but they
>> were just about cords being recalled, and they said they cost between
>> 6 and 90 dollars depending on length and gauge. So I guess W-8
>> doesn't tell me anything.
>>
>> Is there any way to know?
>
> Sure, measure one wire with an Ohm meter and check a table like this:
> http://www.interfacebus.com/Reference_Cable_AWG_Sizes.html
>
> or:
> http://www.epanorama.net/documents/wiring/wire_resistance.html
>
> Al
>
>
If you've got an accurate ohmmeter, you can do as the above. Otherwise,
go to a hardware store and look at what they've got that's equally fat
with the same sort of insulation That may give you some indication of
the wire gauge.
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