Need to find a single wire in a mess of wires

Thread Starter

TheNoof

Joined Jun 29, 2014
28
I am looking for a device that will let me locate a single wire in big mess of wires. Is there such a device available?
Thanks,
Brad
 

Thread Starter

TheNoof

Joined Jun 29, 2014
28
Maybe, maybe not. More details required.
Show us a photo of your big mess.
Mr. Chips,
I can’t show a photo, but I can explain. I am trying to figure out where a wire goes into a very old test console rack and all the wires inside are white and no markings on them. People have made changes and spliced wires without documenting it. The connector on the front has 145 pins, that is my starting point.
Brad
 

bassbindevil

Joined Jan 23, 2014
918
You can drive a square wave into the wire, and a sensitive enough audio amplifier will pick up the signal even through insulation. Like an electric guitar amplifier, then use the 1/4" input plug as the sensor probe.
 
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