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F75
LIMITED
Comprehensive Operating Manual & Guide to Metal Detecting
ACCESSORIES
Fisher Padded Carry Bag
Rugged double stitched construction. Includes handy
exterior pocket for extra batteries or small accessories.
103693000C
Fisher Stereo Headphones
Use with Fisher metal detectors. Lightweight and adjustable with
true stereo sound, adjustable volume, 1/8 jack with 1/4 adaptor,
4' cable. 9720950000
Fisher Pin Pointer
Pinpoints the exact location of buried metal objects. Audio signal
indicator and vibrator. Runs on 1 – 9-Volt Battery. FPOINT
Metal 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 durable sheath. 12" in length with a 7" serrated blade.
LESCHE KNIFE
Fisher Apron –
Natural canvas with 2 large pockets. FISHER APRON
Fisher T-Shirt –
100% cotton with
®
Fisher
Logo. Sizes – LG, XL & XXL
Fisher Baseball Cap –
One size fits all.
Replacement/Accessory Search Coils
11" Biaxial Standard Coil (replacement) - 11COIL-F75
10" Concentric Accessory Coil – 10COIL-F70
6.5" Concentric Accessory Coil - 6COIL-E
5" Biaxial Accessory Coil - 5COIL-F75
Coil Covers
Specially made to protect your coil from abrasion and damage.
11" Biaxial Standard Coil Cover – COVER-11DD
10" Concentric Accessory Coil Cover – F70COVER
6.5" Concentric Accessory Coil Cover- 6COVER-E
5" Biaxial Accessory Coil Cover - 5COVER-CZ3
Gold
Prospecting Kits
FOR COMPLETE DETAILS VISIT WWW.FISHERLAB.COM • 1-800-685-5050
M75MBLK
Rev. 2
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Table of Contents
Related Manuals for Fisher F75 SPECIAL EDITION
Summary of Contents for Fisher F75 SPECIAL EDITION
- Page 1 Rugged double stitched construction. Includes handy exterior pocket for extra batteries or small accessories. 103693000C Fisher Stereo Headphones Use with Fisher metal detectors. Lightweight and adjustable with true stereo sound, adjustable volume, 1/8 jack with 1/4 adaptor, 4’ cable. 9720950000 Fisher Pin Pointer Pinpoints the exact location of buried metal objects.
- Page 2 Comprehensive Operating Manual & Guide to Metal Detecting 5-Year Limited Warranty 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. 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.
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Page 3: Table Of Contents
• Act as an ambassador for the hobby, use thoughtfulness, consideration and courtesy at all Introduction to the F75 General information ........10 times. -
Page 4: Specifications
3 dB. Antennas not included in this list or having a gain greater than 3 dB are strictly prohibited for use with this device. The required antenna impedance is 53 ohms. Ground Balancing Range: From ferrite to salt, inclusive 10COIL-F70, 11COIL-F75, 5COIL-F75, 6COIL-E Discrimination Ground Suppression:... -
Page 5: Quick-Start
Saltwater is highly conductive, and produces a strong signal which is like that of metal. Probable target type will be indicated at the top of the LCD screen. The F75 is not specifically designed for high performance in saltwater, but can be used in this environment. - Page 6 You will re-wrap the cable later after sizing the rods to your height. All Fisher Research Labs searchcoils are waterproof, allowing you to search in shallow water about two feet deep. If searching around water, be careful not to get the electronics housing wet.
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Page 7: Assembly Instructions
LIMITED LIMITED Comprehensive Operating Manual & Guide to Metal Detecting Comprehensive Operating Manual & Guide to Metal Detecting Detecting Activities (continued) Assembly (continued) Gold Prospecting (continued) 7. Push cable into connector on back of housing. Do not twist the cable or plug. minerals, serious gold prospecting requires a detector with high sensitivity 8. -
Page 8: Mechanicals
The F75 requires four AA batteries. The ground balancing and Fe bar graph features of the F75 can be used to map the soils These non-rechargeable chemistries may be used: Alkaline, Nickel Oxy-Hydroxide of a site. In this way you might determine which areas have been dug, backfilled, or subjected (Panasonic Oxyride or Duracel PowerPix), and lithium iron disulfide (Energizer L91). -
Page 9: Arm Rest Adjustment
The value and context of a find can be readily lost without proper The F75 is equipped with a standard 1/4-inch stereo headphone jack at the rear of the unit, documentation and storage. Add finds to your collection with care. - Page 10 In most places where coins are likely to be found, there The F75 operates at 13 kHz for good sensitivity to gold nuggets and jewelry as well as to is also a lot of aluminum trash like pull-tabs and bottle caps, as well as steel coins.
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Page 11: Controls
Tips on ground balancing DUAL FUNCTION MENU BUTTON When the F75 first turns on, the ground balance setting is preset to 90. This will give a positive response on nearly all soils. If you search in the Discrimination mode, you will Menu Toggle From probably not have to balance to the ground. -
Page 12: Motion All Metal Mode
When the F75 is first turned on, the Sensitivity is at a medium setting appropriate for most The All Metal modes are used to detect all metal objects, including small or deep objects. -
Page 13: Menu System
LIMITED LIMITED Comprehensive Operating Manual & Guide to Metal Detecting Comprehensive Operating Manual & Guide to Metal Detecting Search Techniques (continued) The Menu System NUISANCE BURIED OBJECTS The entire menu is printed on the LCD display. The display highlights the mode and settings In some areas there is a lot of metallic trash which produces weak signals. -
Page 14: Ground Balancing
ID numbers will be greater than 12. the discrimination setting is 0. The F75 has a tendency to up-average nonferrous targets in the proximity of iron, indicating ID numbers higher than would be obtained in an air test. This tendency is connected with the AUTOMATIC GROUND BALANCING PROCEDURE F75’s enhanced see-through ability –... - Page 15 LIMITED LIMITED Comprehensive Operating Manual & Guide to Metal Detecting Comprehensive Operating Manual & Guide to Metal Detecting Search Techniques (continued) Ground Balancing (continued) Position the searchcoil an inch or two (2.5-5cm) above the ground, and to the side of the target.
- Page 16 If the G.B. setting is too low a number, the response of minerals will be negative. When the the F75, toggling back to default process from bP or CL can serve as a learning tool to searchcoil is lowered to the ground in PinPoint, Stat, or Motion All Metals mode, the machine understand the different response characteristics of the different processes.
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Page 17: Motion All Metal Mode
LIMITED LIMITED Comprehensive Operating Manual & Guide to Metal Detecting Comprehensive Operating Manual & Guide to Metal Detecting Search Techniques Motion All Metal Mode Sweeping Searchcoil (this does not The Motion All Metal mode is more sensitive and offers better feel than the Discrimination apply to Pinpointing with the trigger mode, and is used to find all metal objects present in the ground. -
Page 18: Static All Metal Mode
LIMITED LIMITED Comprehensive Operating Manual & Guide to Metal Detecting Comprehensive Operating Manual & Guide to Metal Detecting Static All Metal Mode Capabilities And Limitations (continued) STEEL BOTTLE CAPS & FLAT IRON TRASH This mode is useful for finding large, deep objects, i.e. larger than a coin and deeper than 12 Modern motion-type target ID metal detectors usually have difficulty consistently identifying inches (30cm). -
Page 19: Discrimination Mode
In order to most accurately verify a detected target with most other metal detectors, users will detection, unless notched-in. narrow their sweep and loiter over the top of the target. The F75 is different. The F75's quick 5. A slash will appear over the target words being eliminated. Notice that two slashes response and advanced signal sampling system produces the most accurate target IDs with can appear over each word. -
Page 20: Pinpoint Feature
Unlike Discrimination Level, which eliminates all targets from the left of the scale to the right, DEPTH The F75 can detect U.S. coins to a depth of up to 15-16 inches (37-40cm) under good NOTCH can eliminate and re-include targets within the scale displayed at the top of the conditions. - Page 21 If Discrimination Level is set at 60, and you set the top-of-foil (21-25) notch between 21 you may change the F75’s operating frequency. This is a trial and error method to try to find a and 25, then: top-of-foil range (21-25) is NOTCHED-IN (i.e. detected) frequency different from the suspected source.
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Page 22: Lcd Visual Display
LIMITED LIMITED Comprehensive Operating Manual & Guide to Metal Detecting Comprehensive Operating Manual & Guide to Metal Detecting Discrimination Mode (continued) LCD Visual Display (continued) FOUR DIFFERENT AUDIO TONES This selection is similar to 3, but with a fourth medium- BATTERY CONDITION INDICATOR high tone for targets in the numeric range of 53 to 65. - Page 23 ID and audible response. By making the audio and visual CONF (Target Confidence Indicator) systems independent, the F75 allows each system to do what it does best. The audio is This 6-segment graphic indicates how confident the detector is of the 2-digit target optimized for quick response and target feel, whereas the visual system provides the best identification it has assigned.
- Page 24 "zinc penny". The LCD screen will then holes you will dig. Fisher Research Labs offers the FPoint™ pinpointer, a robust and illuminate the block above “ZINC”...