Garrett Metal Detectors Metal Detectors GTAx 550 - Manual (Page 37)


represents true non-discrimination operation.
2. Use the Last Mode touchpad to select the
alternate detection mode with its factory preset B
discrimination notches. On your graphic display,
Mode B will be illuminated. Bring the same targets
across the bottom of the searchcoil and listen for
the sound to increase when each item is scanned.
Notice the specific cursor(s) in the Upper Scale of
the Graphic display that are shown when various
target(s) are scanned across the coil.
3. Begin to experiment with the (+) and (-), ACCEPT/
REJECT touchpads. Notice carefully which of the
24 segments are illuminated by targets. Try to
imagine how these targets will affect your search for
coins. The possibilities are truly countless; your only
limit is your imagination.
4. Be methodical. Keep written records of your
results and use them when hunting in the field.