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One person Nulling Out technique
Figure 5.6 Nulling Out - Single person sweep
1. Lay the transmitter on its side using the side
support arm.
2. Sweep the area around the transmitter with the
receiver at least
10m/30’ from it.
3.
Reposition the transmitter at 5m/15’ intervals
around the area and repeat step 2
4. Stop when there is a response
5. Pinpoint and mark any lines
6. Trace the lines out of the area