10
Figure 7. Search coil detection
pattern and the effects of sweep,
speed, trash rejection and ground
mineralization.
PINPOINTING
1
2
3
4
1. MINIMUM DEPTH
a. Very slow or fast sweep speed.
b. Trash rejection set at “10.”
c. Highly mineralized soil.
2. GOOD DEPTH
a. Moderate sweep speed.
b. Trash rejection set at “5.”
c. Moderately mineralized soil.
3. MAXIMUM DEPTH
a. Moderate sweep speed.
b. Trash rejection set at “0.”
4. MISSED TARGETS
Many targets well within the range
of the 1212-X will not be detected
unless you overlap your sweeps.
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