Tips For Metal Detecting
- Date: 2007-01-25 - Word Count: 986 Share This!
A pulsing current is applied to the coil, which then induces a magnetic field shown in blue. When the magnetic field of the coil moves across metal, such as the coin in this illustration, the field induces electric currents (called eddy currents) in the coin. The eddy currents induce their own magnetic field, shown in red, which generates an opposite current in the coil, which induces a signal indicating the presence of metal. As you can probably tell metal detectors are very useful not only to find that cherished earring but for our everyday safety and well being. This is a great invention that will be here for years to come.
The metal detectors in airports, office buildings and prisons for example help ensure that no one is bringing a weapon onto the property. Consumer oriented metal detectors provide entertainment to people and give chance in discovering hidden treasures. Metal detectors work on the principal of electromagnetism and their effects on conductive metals. The high-powered coil of metal, called the transmitter, uses the battery power to generate a penetrating magnetic field. As the electromagnetic field enters the ground, anything metallic will become charged with magnetism.
Tips for Metal Detecting
Buying a metal detector is just the first step in a persons' quest to look for old coins and jewelry. Before going on that expedition, here are a few tips worth knowing that will help make the search successful.
1. People who don't know how to use a metal detector should learn from those who know how to use it. This will make it easier for the user to know when there is something worth digging or just ignoring and continue on with the search.
2. Before going out, the metal detector should be checked to make sure it is functioning properly. The best way would be to hide a coin in the garage and have the individual successfully find it; this will increase the chances of finding other artifacts during the treasure hunt.
3. Another thing that has to be checked is the weather. Tests have shown that looking for objects when it is snowing or raining outside is useless because these interfere with the instruments on the metal detector. This means the person will have to wait until the conditions outside improve or reschedule the search when it is sunny.
Youve got to buy a metal detector that could withstand normal wear and tear longer than its competitors. The longer the metal detector can serve you, the better your return on investment will be. You know all the shops full of junk that you always pass by everyday ? Many times, people rent booths in the store to get rid of items that have truly been in attics from god knows when. Also, think about all the old relic hunters that pass away.
Any place there is construction and the ground is being cleared, that is a great place to start treasure hunting. Successfull treasure hunting starts with having the right metal detector. But which type of metal detector should you get? Complete info on metal detectors and treasure hunting at http://detect-metal.info.
A good way to view the purchase is to decide how much money you are comfortable spending. It is our view that you measure this purchase against other purchases you have made. The large coil can be found in the search coil of the detector while the small coil is found on the System Control Pack. The coils are connected to an oscillator which produces pulses of current. The pulse passes through the coils in order to generate radio waves.
Mention the words metal detector and you'll get completely different reactions from different people. For instance, some people think of combing a beach in search of coins or buried treasure.
4. Proper clothing is important during a treasure hunt. The proper outfit can keep the individual warm and/or cool and free from insect bites.
5. Most treasure hunts take hours before anything is found. It would be a good idea to take a tent for the person to rest in and some water along because dehydration often causes those in the group to call off the search.
6. Metal detectors run on batteries. Since these will wear out in a few hours, it would be a good idea to carry spares so the person can continue looking for treasure.
7. The treasure hunter should research the designated area before going in. This will save the individual time and energy, which can be put to better use looking in the right place.
One of the things that the person should determine is if the area where the search will be conducted requires a permit. Some places require documentation and it is advisable to get it beforehand so there won't be any problems when something has been found. Treasure hunting can be fun. By following these steps, the individual will have a great time searching for an artifact and making some money from it.
Find the best gold metal detector today and start treasure hunting! A recent study proves that hand-held metal detectors are just as accurate as x-rays in finding coins and other metallic objects swallowed by children. It is responsible for receiving frequencies that bounce back from the object that the coil detects. This type of detector is best for identifying different types of metals.
It does, however, have its own downsides. Some say that the knobs of the Pro XL are quite loose and when adjusting it, you have to be careful not to hit it with your arms. It is quite sensitive and bumping it may require you to start or reset the adjustments. Some users put a rubber band around the knobs to keep them from moving or becoming loose. Prices of used metal detectors vary from $275 to $700 for all-purpose metal detectors. Underwater metal detectors can cost around $500.
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