Fisher Labs F4 Operating Manual page 6

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QUICK-START DEMONSTRATION
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• A Nail
A Pull-Tab from a beverage can • A Zinc Penny (dated after 1982)
• A Nickel
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a. Place the detector on a
table, with the search
coil hanging over the
edge. (or better, have a
friend hold the detector,
with the coil off the
ground).
b. Keep
the
away from walls, floors,
and metal objects.
c. Remove watches, rings and other jewelry or metal objects from
hands and wrists.
d. Turn off appliances or lights that cause electromagnetic
interference.
e. Pivot the search coil back
toward the detector body.
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Press the ON/OFF touch pad.
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a.Notice a different tone for
each object.
L
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L
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M
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H
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b.Motion is required. Objects
must be in motion over the
search coil to be detected.
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D
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The detector will beep and
2 "R"'s will appear under
the iron indicators.
6
6
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searchcoil
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:
Nail
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T
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:
T
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:
Pull-Tab
T
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:
T
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:
Zinc Penny
n
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:
Quarter
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• A Quarter
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