Coin collect how do I clean dirty coins

How to clean gold with stones

Coin collect how do I clean dirty coins,What to clean coins? Cleaning coins-is the process of removing a layer of dirt and the effects of more or less important than oxidation. The easiest way to remove the dirt. It can be removed by washing with warm water and SOAP or with a soft brush. Moreover, […]

how to find the missing jewelry using metal detectors

Metal detector and what we can find

Some useful tips on how to find the missing jewelry using metal detectors,If you have to be one of the lucky ones living in or near the ocean or near a large water tank, then you have every opportunity to go on a treasure hunt using a metal detector. Search for treasure on the beach […]

Metal detector circuit diagram

Metal detector repair-how to fix your metal detector

Metal detector circuit diagram,The metal detector is a relatively simple device, an electronic circuit that provides good sensitivity and stability. A distinctive feature of this device is the low operating frequency. Metal detector coil operates at a frequency of 3 kHz. It provides, on the one hand, and poor response to unwanted signals (such as […]

Design electronic pulse metal detector circuit

Metal Detector Circuit .

Design electronic pulse metal detector circuit,When established, the head of research of electromagnetic field which extends to the environment. On the surface of the minerals that were in the region to discuss the file, under the influence of the electromagnetic field having what is called eddy currents. These eddy currents create electromagnetic fields against their […]

How To Clean Coins Fast and Easy

Methods in cleaning coins

The most important question to ask yourself before cleaning coins, whether you want to do it at all? Can money is often cost more than those who were clean, in fact, can not damage cleaning money contrast while reducing the cost of the system. For cleaning coins, we can say that when cleaning dirt and […]

Metal detectors for the detection depth

soil moisture What is the depth of detection- mineralization of soil and hot rocks

Metal detectors for the detection depth depends on the size of the goals: as a topic, you can detect metal detectors. For example, the average depth of revealing professional metal detector with standard 10 “coil and rare coins up 30-40 cm size helmet army treasure-about one meter, and large objects up to 1.5 meters. Increase […]

Simple Metal Detector beat Frequency Oscillator

Simple Metal Detector beat Frequency Oscillator

Simple Metal Detector beat Frequency Oscillator,What is the average frequency metal detectors which rely on it? One of the metal detector, depending on the pace, and tuned specifically for searching large or small objects. High frequency of 18 kHz allows you to capture small objects the size of 1-2 mm. However, the high-frequency signal decays […]

bounty hunter discovery 3300 ground balancing reviews

Metal detector Bounty Hunter Discovery 3300

Bounty Hunter discovery 3300 metal detector. Includes all the advantages of their younger counterparts ergonomics, light weight and good balance, Bounty Hunter discovery 3300-perfect device for users to start. This metal detector has features professional models. The main characteristics of this model are lightweight and perfect balance of fine depth detection. All intuitive, and no […]

Ground penetrating radar to modern radar designed

ground penetrating radars

Ground penetrating radar to modern radar designed to Address a wide range of targets. Comparative compactness and mobility to perform non-destructive control environment with high details make it unique among geophysical equipment -rental cost. Find georadar used very widely in different areas of human activity: Geology-geological sections, building and determine the position of the water […]

Metal Detecting With The Minelab Safari

minelab safari metal detector review

Metal Detecting With The Minelab Safari, A new metal detector Minelab Safari firm dedicated to finding treasure, coins and lost treasures, is equipped with a powerful microprocessor with the withdrawal of all the information in the graphical display. When you create a Safari metal detector used revolutionary FBS. The detector is simple and easy to […]

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