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7 Passive location
5. As soon as you receive a corresponding signal, hold the re-
ceiver with the handle parallel to the assumed route of the
line (Fig. 27).
Fig. 27: Receiver oriented to the assumed route of the line for passive
location
6. Locate the line by checking the response from the receiver.
Response by the receiver during passive location
Audio maximum or minimum directly above the
line *
Field strength maximum or minimum directly above the
line *
Gain readjust as required, possibly several times
Depth in the case of measuring the depth manual-
ly: location type Current, frequency 50 Hz:
value appears as soon as the receiver is
located directly above the line *
* i.e.: the line to be located
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