measures wrote:
>>BTW, the units of resistivity are ohm-cm (that's cm^2 of cross-sectional
>>area on the top line of the fraction, divided by cm of conductor
>>length).
>>
>? Micro-ohms per cubic centimeter is a standard method of measuring
>resistance. Anyone who has taken a college level course that covered
>this subject - and managed to stay awake - should be aware of it.
Terman, writing before WW2, used "ohms per centimeter cube" (the correct
form of this older term) but that has been outdated for several decades
since rational systems of units were devised.
As for "college level"... over here, resistivity (in ohm-cm) used to be
taught at about age 14.
73 from Ian G3SEK Editor, 'The VHF/UHF DX Book'
'In Practice' columnist for RadCom (RSGB)
http://www.ifwtech.demon.co.uk/g3sek
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