> How can you measure the resistance (?) of a cable running to earth? If
> I wanted to check if a cable already providing an electrical earth
> connection was working to optimum how could I do it without breaking
> the bank for test equip? Is there a difference in any results obtained
> for RF & Electrical earths?
Despite what some measurement methods might claim, you can
not measure the resistance at any frequency but the operating
frequency, and get an accurate result.
RF resistance of a ground or of the earth is a very difficult or nearly
impossible measurement to make.
73, Tom W8JI
W8JI@contesting.com
|