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31

Comprehensive Operating Manual & Guide to Metal Detecting 

PRO-TECH 

TARGET PINPOINTING

After you have identified a target using Discrimination Mode,

press-and-hold the PINPOINT button to identify the target's exact location. This

technique can yield more information about the target's shape and size and also find

its exact location to facilitate extraction.

Pinpoint as follows:

1. Position the searchcoil just barely off the ground, and to the side of the target.

2. Now move the searchcoil slowly across the target; you can locate it by the

sound.  The target is located directly under where the sound is loudest.

Narrow It Down:

1. To narrow the response further, position the center of the searchcoil near the

center of the response pattern, but not directly over the center.

2. Release the PINPOINT button.

3. Press-and-hold PINPOINT button again.

4. Repeat this narrowing procedure to narrow the field of detection further.

Note: Depth indication is less accurate

after narrowing.

SEARCHCOIL DRIFT

If you plan to use the

PINPOINT Mode for

continuous searching, realize

that drift will occur over time,

causing the detector to gain or

lose sensitivity. Periodic

retuning of the detector is

required to minimize drift;

release and press PINPOINT

again to retune.

6

ASSEMBLY

Adjusting the Armrest

The armrest may be moved forward or

backward by removing the single screw

and nut, and then repositioning the 2-piece

armrest.  Users with shorter arms may find

the armrest more comfortable in the

forward position.  In order to move the

armrest backward, the plastic plug must be

removed from the aluminum tube.

Armrest Strap

The PRO-TECH comes with an armrest

strap for users who prefer to swing the

detector vigorously, in order to hold the

detector securely against the arm.

The detector can always be used without

the strap, with no compromise to detector

balance and stability under most

conditions.

Searchcoil

Battery

Compartment

(back side)

Hand-grip

Nut

Screw

1/4”

Headphone

Jack

Searchcoil

Cable

Locking

Collar

Locking

Collar

Upper

Stem

Cable

Plug

S-Rod

Armrest

Velcro

Strap

Velcro

Strap

1/4”

H d h

Arm Strap

Arm Strap

PRO-TECH

Comprehensive Operating Manual & Guide to Metal Detecting

ProTechMANUAL_MPROTECH  1/28/15  8:14 AM  Page 12

Summary of Contents for Pro-tech

Page 1: ...digging tool Comes with a durable sheath 12 in length with a 7 serrated blade LESCHE KNIFE Coil Covers Specially made to protect your coil from abrasion and damage 11 DD Ellipse Accessory Coil Cover C...

Page 2: ...h the detector 2 Do not use indoors This detector is for outdoor use only Many household appliances emit electromagnetic energy which can interfere with the detector If conducting an indoor demonstrat...

Page 3: ...Computerized Ground Balancing 16 Setting the Controls 16 Unwanted Noise 16 Sweeping the Searchcoil 16 Reading the Display 17 Target Scale 17 Operating in Discrimination Mode Ground Grab GG Computerize...

Page 4: ...chase 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...

Page 5: ...strength increases V C O improves the user s ability to interpret a target s size and depth Very weak signals for small or very deeply buried objects have the faintest volume and the lowest pitch Larg...

Page 6: ...e the PINPOINT Mode for continuous searching realize that drift will occur over time causing the detector to gain or lose sensitivity Periodic retuning of the detector is required to minimize drift re...

Page 7: ...While circling the target continue sweeping the searchcoil across the target 3 Sweep once every 30 or 40 of the circle If the tone does not change and the Target ID value is consistent as you circle t...

Page 8: ...and then reconnecting it to ensure the connector is firmly installed If you use a searchcoil cover dirt or water can accumulate inside it and movement of those materials can cause false signals while...

Page 9: ...several different sources of electrical interference present simultaneously All metal detectors generate a certain amount of internal electronic noise The PRO TECH is specifically designed to enable...

Page 10: ...from returning a properly functioning detector for repair Symptoms of electrical interference Electrical interference can cause a metal detector to chatter spontaneously to lose sensitivity for no app...

Page 11: ...distance of the object in inches from the searchcoil The Depth scale is calibrated to coin sized objects For objects other than a coin the numeric value is a relative measure of the target s depth AUD...

Page 12: ...S OF METAL DETECTING continued 2 Trash Modern trash is prevalent everywhere and you may wish to learn the Target ID readings for common items such as pop tops and aluminum cans Modern trash is also us...

Page 13: ...iscrimination setting When searching in an All Metal Mode if ground balance is properly set to cancel the ground and you sweep over a positive hot rock the rock will give a zip sound similar to that o...

Page 14: ...Wet salt and alkali 5 25 Metallic iron Very few soils in this range You are probably over metal 26 39 Very few soils in this range occasionally some saltwater beaches 40 75 Red yellow and brown iron...

Page 15: ...sive Operating Manual Guide to Metal Detecting GROUND BALANCING What is Ground Balancing Why do I need to Ground Balance All soils contain minerals Signals from ground minerals are often tens or hundr...

Page 16: ...before using your detector set it in All Metal Mode and perform the automatic ground balancing procedure Press and hold the GG button while pumping the searchcoil up and down over the ground Release...

Page 17: ...uried metal object See the section on Target Display for a more detailed explanation Iron is on the left Silver and copper metals are to the far right In an air test gold indicates right of center the...

Page 18: ...is strong This may be a large metal object Operating in Discrimination Mode continued on next page 18 PRO TECH Comprehensive Operating Manual Guide to Metal Detecting Operating in Discrimination Mode...

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