Reading The Display; Target Scale - Fisher GOLD BUG Owner's Manual

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OPERATING IN ALL METAL MODE
Most gold prospecting and relic hunting is done by ear. Listen for the louder sounds,

Reading the Display

riding on top of the constant background hum.
As you sweep the searchcoil, notice the Fe
display.
This indicates the amount of ground mineralization.
Most black sand is made of magnetite.
Gold nuggets are often found in concentrated black sand deposits.
For the best depth detection in highly mineralized soils, use the All Metal Mode.
For the most accurate Fe
While sweeping the searchcoil, also notice the GND PHASE value in the middle of the
screen.
GND PHASe is the ground phase; this indicates the type of minerals in the soil.
Within an area, the ground phase may change.
After ground balancing, periodically compare GND PHASe to GND BAL. If these two
numbers differ by a great deal, you may want to ground balance the detector again.
When not adjusting the knobs, the GND BAL setting will always appear on the
bottom-right of the display.
GND BAL is the detector's internal ground balance setting. The detector's default
ground balance setting is 82.9, which is the best starting point for achieving the
correct setting.
After you perform the Ground Grab
to match your soil.
The arc across the top classifies metal objects.

Target Scale

each time a target is detected, three segments will illuminate above the arc.
The segments will remain illuminated for three seconds.
This indication shows the approximate classification of the buried metal object.
See the section on Target Display for a more detailed explanation.
Iron is on the left. U.S. dimes and quarters are to the far right.
In an air test, gold indicates right of center -- the larger the gold piece, the
farther to the right.
In the ground, the ID of gold may jump around with each pass of the searchcoil.
If searching in All Metal Mode, you may want to switch back into Discrimination Mode, after
finding a target, to see a more accurate Target Identification, viewing the 2-digit Target-ID.
O
3
O
reading, pump the searchcoil over the ground.
3
4
procedure, the GND BAL number will change
®
(iron oxide) scale to the left of the
4
17

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