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ALZA TX-850 User Manual

ALZA TX-850
189 pages
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TX-850
User Manual • Uživatelský manuál •
Užívateľský manuál • Használati utasítás •
Benutzerhandbuch
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ALZA TX-850 Specifications

General IconGeneral
Sensitivity AdjustmentYes
Power supplyBattery
Battery Type9V Battery
Battery LifeApprox. 20 hours
DiscriminationYes

Summary

Introduction to the TX-850

Terminology

Assembly

List of parts

Lists all components included in the detector's packaging for assembly.

Detector assembly

Batteries

Battery life

Details expected battery duration for alkaline and rechargeable types.

Battery indicator

Explains the 3-segment indicator stages and corresponding battery voltage.

Quick-start demonstration

Supplies Needed

Lists the items required for the initial demonstration of the metal detector.

Position the Detector

Instructions on how to place the metal detector for the demonstration.

Use with headphones

The basic of metal detecting

Ground Minerals

Explains how ground minerals interfere with detection and the need for calibration.

Trash

Discusses ignoring undesirable items like foil, nails, and pull-tabs during coin searches.

Identifying Buried Objects

Details how different metals are classified on the display's 0-100 scale.

Size and Depth of Buried Objects

Explains how to estimate object size and depth using DISC and Pinpoint modes.

Electromagnetic Interference (EMI)

Describes sources and effects of EMI and initial mitigation strategies.

Operation & Controls

Powering up

Instructions on how to turn the detector on and initial gain settings.

Control panel

Visual overview of the detector's display, knobs, and buttons.

DISC / ALL METAL / THRESHOLD

Explanation of mode selection and threshold control functions.

Touchpad controls

Details the functions of the GG/PINPOINT and +/- buttons.

Operating in ALL METAL Mode

Ground Grab ® Computerized Ground Balancing

Procedure for automatic ground balancing to cancel mineral signals.

Setting the Controls

Guidance on adjusting GAIN and THRESHOLD for optimal performance.

Unwanted Noise

Discusses sources of noise and the detector's suitability for outdoor use.

Sweeping the Search coil

Reading the Display

Explains how to interpret the display for ground mineralization and phase.

Target scale

Operating in Discrimination Mode

Ground Grab® (GG)

Notes that GG feature is not available in Discrimination Mode.

Setting the Controls

Guidance on adjusting controls in Discrimination Mode, particularly Gain.

GAIN

Explains Gain as detector sensitivity in Discrimination Mode.

MODE

Explains how to switch between DISC and ALL METAL modes using the right knob.

DISC LEVEL

Details how to adjust the discrimination level using the +/- buttons.

Unwanted Noise

Discusses managing noise in DISC Mode, especially when the coil is still.

Sweeping the Search coil

Provides guidance on proper search coil movement in DISC Mode.

Using PINPOINT

Reading the Display

Explains how to interpret Target ID and Target scale displays.

Target ID

Details the 3-digit value indicating target identification on the display.

Target scale

Describes the arc display for classifying metal objects in ALL METAL Mode.

Signal

Tone identification

Explains how tone identification works based on discrimination settings.

Target elimination

Details how target elimination is managed through discrimination settings.

Discrimination Settings

DISC Value Ranges

Explains effects of DISC values up to 40, 41-79, and at 80.

Target Identification

Details how target values relate to tone and detection in Discrimination Mode.

Ground balancing

How to Ground Balance your detector

Step-by-step guide for performing automatic and manual ground balancing.

To manually adjust ground balance

Instructions for fine-tuning ground balance using +/- buttons while pumping.

Positive and negative response

Positive Response

Explains positive response from minerals when GND BL setting is too high.

Negative Response

Explains negative response from minerals when GND BL setting is too low.

Ground balancing – technical info

Fe3O4 BARGRAPH

Explains the 7-segment bar graph indicating ground mineralization (Fe3O4).

Target display and audio

Describes the Signal Indicator bar graph for target size and proximity.

Depth Indicator

Audio Feedback

Explains the V.C.O. and LOW tone beep responses to detected targets.

2-digit target indicator

Details the 2-digit value for accurate target identification in DISC Mode.

Target Readout

Target Values Table

Lists common approximate target values for various metal objects.

Gold Prospecting

Finding Gold

Guidance on where to find gold, common locations and prospecting tips.

Gold Prospectors Community

Information on the prospecting community and clubs like GPAA.

Claim Recognition

Advice on recognizing posted claims and seeking permission.

Hot rocks

Identifying Hot Rocks

Explains types of hot rocks, their characteristics, and discrimination tips.

Electrical Interference (EMI)

Symptoms of electrical interference

Describes spontaneous chatter, loss of sensitivity, and wobbly audio as EMI symptoms.

Common sources of electrical interference

Lists various sources of EMI, including power lines, cell phones, and motors.

Coping with electrical interference

Reducing Sensitivity

Using Gain and Threshold to reduce sensitivity and eliminate interference.

Distinguishing EMI from Other Issues

Differentiating EMI from coil issues, loose connectors, or coil cover problems.

Search techniques

Target Verification

Steps to verify a target's identification by circling it with the search coil.

Search coil movement

Guidance on maintaining proper search coil height and motion during sweeps.

Pinpointing

Pinpointing in DISC Mode

Technique for locating a target precisely in DISC Mode.

Narrow It Down

Procedure to further refine the target location for easier extraction.

Search coil drift

Explanation of search coil drift and how to retune the detector.

Device specifications

Mechanical Specifications

Details mechanical aspects like weight, coil size, rod construction, and armrest.

Electrical & Performance Specs

Covers operating frequency, overload ratings, ground balance range, and suppression.

Environmental & Battery Specs

Lists battery life, operating temperature, and humidity range.

Code of Ethics for Treasure Hunters

Treasure Hunter Commandments

Ten ethical guidelines for responsible treasure hunting and site respect.

Warranty Conditions

Warranty Exclusions

Lists conditions that void the product's 2-year warranty.

WEEE (Waste Electrical and Electronic Equipment)

Proper Disposal Instructions

Guidance on returning the product for recyclable waste disposal.

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