TEST LINE is able to trace the route of any metallic object such as a cable or pipe and indicate the depth that it is buried.
Using, the frequency generator and receiver method.
A scenario could be, a circuit breaker has tripped and nobody knows where it comes from or the cables are to be plotted for future reference.
Surveys of an area can be done to determine if there are any ‘Live’ cables there before excavations start.
More than one cable? TEST LINE can Identify a single required cable out of a bunch,
Using, a stethoscope receiver.