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. If you are planning to buy a metal detector to jo...

For those of you with a creative spirit, you may be wondering where you can buy the materials to create a fountain of your very own. Most people do not really know where to begin so the following are a few tips on where you can find common water fountain making materials.

There are many choices available today if you are a contemporary art collector. Whether online or offline, depending on your budget and preferences, there are a lot of places where you can buy contemporary art

Arcade games, historically, emerged as early as the late 1920's where you could find theme parks which combined mechanical form of gaming machines and a great fun atmosphere. This was the beginning of modern gaming. The first pinball machines appeared in the and were mainly coin-operated. To play the game, you sloted in your coin or token and when that run out the game ended. You then had to purchase further tokens if so desired. Now, most pinball machines use solid state ele...

If you are looking for a Superman Return poster, you know that collectable items such as this are going to be hard for you to find. Luckily though, with the invention of the internet, and with the advances in technology of online selling sites, there are many places online and offline that you might be able to find a Superman Return poster.

Since the introduction of the internet it has become increasingly easy to find posters of almost anything and with so many internet stores around you will be sure to find a superman returns poster at a great price. Where Can I Find a Celebrity Poster?

Looking for where to buy Crocs on sale? It seems everyone is looking for where to buy Crocs on sale!

There are plenty of factors that go into getting a tattoo, including where your tattoo belongs on your body. To help you determine where the best spot to sport your newest or first tattoo design, answer the questions below.

Where can you buy cheap perfumes? Where can you buy discount perfumes or quality perfumes at competitive prices? There are many online stores that offer a wide range of perfumes at competitively reduced prices.

An Arizona charter bus can take your group more places than you can imagine. When you�ve got a large group to transport, you really should consider this method of transportation. Traveling on an Arizona charter bus will be much more comfortable than flying on a plane, or sitting in a cramped car, that�s for sure.