Triplett Fox & Hound 3 – PN: 3397 - Manual (Page 41)

41
Now, attach one of the clips and the wire attached to it to a
good earth ground. See Figure 9. The HOUND 3 should pickup
very little signal from the grounded wire. Move the HOUND
3 along the length of the wire and note how a strong signal
is picked up on one side of the open fault, and very little
signal is picked up on the other side of the fault.
TRIPLETT
TONE HI
LO
CONTINUITY
TALK
WARBLE
OFF / LINE POLARITY
STRONG
SIGNAL
OPEN
WEAK SIGNAL
GROUND
Figure 9