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PROBLEM TO BE SOLVED: To provide an improved method for operating a metal detector and an improved metal detector operating by this method. The apparatus includes at least one operating frequency (f transmission signal (s1) drive coil (21) connected to the transmitting device (1) supplies with...
Last but not the least, metal detecting can be quite educational. It is all more beneficial if you are homeschooling your children, and you can build in metal detecting as a teaching method to make it more fun. Finding out about the history of the potential size and properties of ...
Metal-detector technology is an important component in our lives as it has many uses, from safety to leisure and work. In modern airports, government agencies, office buildings, prisons, and even schools, people are inspected before entry to ensure they don’t carry any weapons inside. And fo...
This guide highlights several innovations that make metal detector testing easier and safer for operators. These include: Automatic Test Systems (ATS) from METTLER TOLEDO: Non-invasive method to protect product quality and reduce the risk of operators working at height. ATS confirms centerline (worst...
在200 m高的山顶上，测得山下一塔的塔顶和塔底的俯角分别为30°和60°，则塔高为 [ ]
Is it worth buying a metal detector? Everyone has their own reasons when it comes to starting a hobby. Metal detecting is no different. Regardless your reasons whether it be metal detecting for profit, for exercise, to explore the outdoors, or to just make some new friends, metal detecting...
1. Make sure you haveNodeJSinstalled and its at a reasonably new version (0.12+). 2. If you need to update the version of node. Do it followingthis article. 3. Open a terminal window (Look for the ‘Terminal’ app in Launchpad) ...
In fact,it is recommended that every home have one smoke detector per floor. All smoke detectors consist of two basic parts: a sensor to sense the smoke and a very loud electronic horn to wake people up. Smoke detectors can run off of a 9-volt battery or 120-volt house current. In ...
Ground minerals can cause a detector to sound off and the chatter makes it difficult to differentiate between good and false signals or to hear weak signals. This may cause you to make setting adjustments that affect depth. But, a general rule to consider is that you can detect deeper object...