thehick wrote:

Tony Hwang wrote:
snip

Hi,
How can you detect current if the wire is not alive yet?

Simple. The data cablers do it all the time with a tone
generator and listener.
http://www.lanshack.com/CableTracker...Q9m 5TfQpSHCy

...thehick

Hi,
Of course. I have a tone generator.