Fisher F75 SPECIAL EDITION User Manual Download Page 2

Comprehensive Operating Manual & Guide to Metal Detecting

Comprehensive Operating Manual & Guide to Metal Detecting

2

47

F75

LIMITED

F75

LIMITED

T

he F75 is a multipurpose metal detector.  Its most popular uses are coinshooting

and relic hunting, and it is also well-suited to gold prospecting.

PRODUCT FEATURES

•   Light weight and well-balanced: best ergonomically engineered detector in the

industry.

•   Intuitive menu-driven user interface
•   Large LCD screen  
•   Visual indicators of important values such as:

Target Identification
Target Confidence
Target Depth (both running-depth and pinpoint-depth)
Ground Mineralization

•   Multiple Search Modes:

Discrimination
Static All-Metal
Motion All-Metal

•   Trigger-actuated FASTGRAB™ ground balancing with manual override
•   Waterproof 11-inch open-frame BiAxial™ searchcoil

Housing constructed of a carbon fiber-polycarbonate blend

•   Trigger-actuated target pinpointing with variable audio pitch 
•   Fully Adjustable Arm Rest
•   Display backlight for night and low-light conditions
•   Notch and discrimination controls
•   Covers provided for both the control housing and battery box.
• Made in the USA

If you have any questions, or need assistance with your metal detector,
Call 1-915-225-0333, and ask for Fisher Hobby Technical Service

5-Year Limited Warranty

The F75 metal detector is warranted against defects in materials and
workmanship under normal use for five years from the date of purchase to the
original owner. 

Damage due to neglect, accidental damage or misuse of this product is not
covered under this warranty. Decisions regarding abuse or misuse of the
detector are made solely at the discretion of the manufacturer. 

Proof of Purchase is required to make a claim under this warranty.

Liability under this Warranty is limited to replacing or repairing, at our option,
the metal detector returned, shipping cost prepaid, to Fisher Labs. Shipping
cost to Fisher Labs is the responsibility of the consumer.

To return your detector for service, please first contact Fisher Labs for a Return
Authorization (RA) Number. Reference the RA number on your package and
return the detector within 15 days of calling to:

Fisher Research Labs, Inc.

1465-H Henry Brennan Dr.

El Paso, TX 79936

Phone: 915-225-0333 ext.118

Fax: 915-225-0336

Warranty coverage does not include the cost of transporting the detector back
to an owner who is located outside of the United States of America.

NOTE TO CUSTOMERS OUTSIDE THE U.S.A.
This warranty may vary in other countries, check with your distributor for details.
Warranty does not cover shipping costs.

According to FCC part 15.21 Changes or Modifications made to this device not expressly approved

by the party responsible for compliance could void the users authority to operate this equipment.

Copyright© 2011 by Fisher Research Labs, Inc.

All rights reserved, including the right to reproduce this book, or parts thereof, in any form.

Published by Fisher Research Labs, Inc.

Fisher® is a registered trademark of Fisher Research Labs, Inc.

www.fisherlab.com

1465-H Henry Brennan Dr., El Paso, TX 79936 • (915) 225-0333

F75ltdBLK-MANUAL.qx6  12/22/11  4:15 PM  Page 2

 

 

  

 

   

 

         

 

 

 

Summary of Contents for F75 SPECIAL EDITION

Page 1: ...al Sand Scoop Large galvanized metal scoop with filtering holes Strong Rubberized grip SAND SCOOP Lesche Knife Made from high quality heat treated tempered steel The ultimate digging tool Comes with a...

Page 2: ...neglect accidental damage or misuse of this product is not covered under this warranty Decisions regarding abuse or misuse of the detector are made solely at the discretion of the manufacturer Proof o...

Page 3: ...ng targets 33 34 Estimating target size and depth 34 35 False signals and chatter 35 Adjusting Sensitivity 37 Tips on ground balancing 38 Detecting Activities Coinshooting 39 Relic Hunting 40 41 Gold...

Page 4: ...oop contains two electrical induction coils which are like antennas One coil transmits a rapidly alternating magnetic field illuminating the region surrounding the searchcoil If metal is present its e...

Page 5: ...cation of targets making them easier to unearth When the trigger is pulled PinPoint is engaged The searchcoil need not be in motion to detect an object The 2 digit numeric display indicates approximat...

Page 6: ...the circumstances surrounding the hiding of the cache you may find discrepancies which help you to judge the reliability of the information available Often the best information on an old cache is to...

Page 7: ...the searchcoil slowly and deliberately carefully controlling its height above the ground to minimize noise from iron minerals in the soil If you hear ground noise your Ground Setting could be a bit o...

Page 8: ...is a historical society and museum of local history Most museums are grateful for anything they can put on display and when you dig something you cannot identify the curator can often identify it for...

Page 9: ...nued Relic Hunting Relic hunting is searching for historical artifacts The most common desired objects are battlefield debris coins jewelry harness hardware metal buttons trade tokens metal toys house...

Page 10: ...ings to the factory preset follow this process 1 Turn detector off 2 Press and hold the red MENU button and push forward and hold the TOGGLE SWITCH 3 Turn the detector on while you are still holding t...

Page 11: ...ed to ground balance so find another promising spot and try again If you cannot find a spot to successfully ground balance it is time to give up Reset the ground setting to 90 and then use the machine...

Page 12: ...is pushed forward FASTGRAB automatic ground balancing is activated The internal computer measures the magnetic properties of the soil in order to cancel interference from naturally occurring minerals...

Page 13: ...ll sometimes not be completely eliminated even when the discrimination setting should have eliminated the target Metal detectors are designed to see one metal object at a time Where there are two iron...

Page 14: ...fficulty properly identifying steel bottle caps and the F75 is no exception Steel bottle caps will often read in the coin range at the high end of the scale The ID number you receive from a buried coi...

Page 15: ...rget and the sound will indicate the target s location As you sweep from side to side and hear no sound at the ends of the sweep the target is located in the middle of that zone where the sound is lou...

Page 16: ...get can be very short especially in a trashy area The Boost process lengthens the duration of the target s sound Many users will find this audio feedback less fatiguing the Boost process makes it easi...

Page 17: ...CE Manual Ground Balance can only be performed while in an All Metal mode but the resultant setting will carry over if you change into Discrimination mode See the previous section on Ground Balancing...

Page 18: ...EEL BOTTLE CAPS FLAT IRON TRASH Modern motion type target ID metal detectors usually have difficulty consistently identifying steel bottle caps and other flat iron trash objects Double D searchcoils a...

Page 19: ...n any range the slash will appear even though all values within that range might not be eliminated from detection To recall the discrimination setting press the MENU button until you enter the DISC LE...

Page 20: ...s And Limitations DEPTH The F75 can detect U S coins to a depth of up to 15 16 inches 37 40cm under good conditions Large objects 55 gallon drums manhole covers etc can be detected to a depth of up to...

Page 21: ...refer this selection 3H same as 3 except that nickels produce a high tone 3 THREE DIFFERENT AUDIO TONES Iron produces a low pitch tone Aluminum trash zinc pennies and nickels produce a medium tone Hig...

Page 22: ...ll Metal Mode are also modified these characteristics include less noise and a slower response speed LCD Visual Display continued BATTERY CONDITION INDICATOR Fresh alkaline batteries will illuminate a...

Page 23: ...tate pinpointing an object the 2 digit numerical display indicates the approximate depth of the object in inches based on the assumption that the object is a typical U S coin Small objects will read d...

Page 24: ...ried target has been located using the All Metal or Discrimination modes you want to pinpoint the exact location of the target in order to facilitate its recovery Accurate target pinpointing will mini...

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