Fisher Research Laboratory 1212-X m-scope Operating Manual

One knob metal detector

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1212-X
One Knob Metal Detector
Operating Manual
F I S H E R
R E S E A R C H
L A B O R A T O R Y

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Summary of Contents for Fisher Research Laboratory 1212-X m-scope

  • Page 1 1212-X One Knob Metal Detector Operating Manual F I S H E R R E S E A R C H L A B O R A T O R Y...
  • Page 2: Table Of Contents

    CONTENTS About Your 1225-X ..............pg. 1 Setting Up................. pg. 2 Control Functions ..............pg. 4 Discrimination Points .............. pg. 5 Searching ................pg. 7 Pinpointing ................pg. 9 Recovery Tools ............... pg. 11 Target Recovery ..............pg. 11 Operating Tips ................. pg. 12 False Signals ................
  • Page 3: About Your 1225-X

    ABOUT YOUR DETECTOR Your 1212-X is more proof from Fisher Research Laboratory that a good metal detector doesn’t have to be complicated and expensive. No frills but a lot of performance features that really count: automatic VLF-ground rejection, automatic tuning, variable trash rejection, headphone jack, built-in speaker and a deep-seeking, lightweight, 8 inch, search coil.
  • Page 4: Setting Up

    SETTING UP The 1212-X comes to you just about ready to use. The only adjustment required is the angle of the stem. Take a look at page 3 and familiarize yourself with the parts of the 1212-X before proceeding. 1. Unpack your new 1212-X carefully. Save the carton and inserts—they may come in handy for future storage or shipment.
  • Page 5 SETTING UP 8-inch Waterproof ESI Battery Access Search Coil Upper Control Housing Hand Lock Padded Arm Derlin Bolt, Lower Search Coil Figure 1. Fisher M-Scope 1212-X 7. With the shaft length and coil angle properly adjusted, you should be able to move into your “search” position (as shown in Figure 2) by leaning forward very slightly and raising your arm (still straight) until the...
  • Page 6: Control Functions

    CONTROL FUNCTIONS SPEAKER GRILL Figure 3. Control Panel. One knob does it all! 1. ON/OFF - TRASH REJECTION CONTROL: Power is turned off at the full counter clockwise “OFF” position. All metals are detected when turned on to zero. Most small pieces of metal trash are rejected at the maximum level of ten.
  • Page 7: Discrimination Points

    DISCRIMINATION POINTS By adjusting the TRASH REJECTION control you will be able to reject (or “discriminate”) small pieces of metallic trash and ground minerals while detecting valuable targets. The lowest setting at which an object is rejected is referred to as the object’s “discrimination point.”...
  • Page 8 DISCRIMINATION POINTS 7. Figure 4 shows some different responses you may expect at different levels of discrimination. Note: that as you increase the discrimination level, you progressively eliminate more targets including some good ones, such as nickels and gold rings. NOTE: The discriination levels shown are typical values only and may vary from detector to detector.
  • Page 9: Searching

    SEARCHING 1. Decide how much trash rejection you want to use. a. In relatively non-trashy soil you may wish to search at zero trash rejection. In this manner, your 1212-X is at its most sensitive and will detect all metal targets within its range. Once an object is detected, you can increase the trash rejection level for further identification.
  • Page 10 SEARCHING Figure 6. Keep the search coil parallel and close to the ground at all times. NOTE: Other motion detectors may require a fast sweep speed for maximum sensitivity. If you try that with your 1212-X, you’ll actually lose sensitivity.
  • Page 11: Pinpointing

    PINPOINTING Pinpointing takes practice. The more time you spend with your 1212-X, the faster and more accurate you’ll become. 1. Once a buried target is indicated by the tell-tale “beep” of the 1212-X, continue moving the search coil from side-to-side across the target in a narrower and narrower search pattern.
  • Page 12 PINPOINTING 1. MINIMUM DEPTH a. Very slow or fast sweep speed. b. Trash rejection set at “10.” c. Highly mineralized soil. 2. GOOD DEPTH a. Moderate sweep speed. b. Trash rejection set at “5.” c. Moderately mineralized soil. 3. MAXIMUM DEPTH a.
  • Page 13: Recovery Tools

    RECOVERY TOOLS 1. A thin, dull probe is the preferred tool for precise target location, such as heavy duty, blunt screwdriver. 2. A sturdy hunting knife with a 5 inch blade will suffice in most soils. A high quality double-edged “survival”...
  • Page 14: Operating Tips

    OPERATING TIPS 1. We’ve already said it, but it bears repeating: TAKE YOUR TIME AND OVERLAP YOUR SWEEPS. 2. Keep your trash rejection level set low. You’ll dig more trash, but you’ll find more good targets, too. If you continually run at the pull tab discrimination level, for example, you’ll find coins and silver rings but very few gold rings.
  • Page 15: False Signals

    FALSE SIGNALS Due to the sensitivity of the 1212-X, you’re bound to get some “false signals” once in awhile. A false signal occurs when something that shouldn’t, sounds like a good target. The 1212-X does a good job of rejecting junk but it can be fooled by “hot” mineralized spots in the soil, large pieces of junk, some kinds of bottle caps and pull tabs or trash less than 2 inches from the coil.
  • Page 16: Battery Replacement

    FALSE SIGNALS 5. EXTREMELY TRASHY SOIL: May result in a constant chatter or “snap, crackle and pop” with assorted, hard to find “good signals.” SOLUTION: Increase the trash rejection level to maximum. 6. DIGGING TOOL: Your 1212-X is sensitive enough (depending on how big the digging tool and how low you hold it) to sound off each time you sweep your search coil beneath it.
  • Page 17: Maintenance

    MAINTENANCE Your 1212-X doesn’t require a lot of care, but there are a few things you should do to keep it in peak operating condition. 1. If you’re not going to be using it for awhile, take the batteries out. Acid damage caused by a leaking battery can be severe.
  • Page 18: Where To Use Your Metal Detector In The U.s

    Where To Use Your Metal Detector In The U.S. National Forest and Federal Lands—Metal detecting is allowed only by special permit acquired from the federal government. Each area has a district office. Corps of Engineers, Lakes, Shorelines and Lands—Permission has been granted only on predisturbed sites, such as beaches and attached swimming areas.
  • Page 19: Specifications

    SPECIFICATIONS Length ........Extended ........55" ..........Collapsed ........41" Weight ................2.9 Pounds Frequency ......VLF Search ..... 4.2 kHz Unipolar Audio Target Response ............450 Hz Operating Modes ....SearchVLF All-Metal, Slow Motion Search Coil ......Type .... Concentric, Co-Planar ..........
  • Page 20 Each and every instrument is rigidly tested and carefully inspected during assembly and before shipment. Should you have any questions or problems, contact: FISHER RESEARCH LABORATORY 200 West Willmott Road., Los Banos, California 93635 Tel 209.826.3292 Fax 209.826.0416 www.fisherlab.com email:info@fisherlab.com...

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