Metal detectors detect electromagnetic signals from underground metal objects. Similar signals can also be received over the air from other electromagnetic sources, such as power lines, radio transmitters, generators, etc.
The mini search discs are perfect for small targets, small gold nuggets, etc. When looking for mid-size pieces, a 13-inch disc works best as well as larger search coils. If you are looking for very large and deep targets, such as Roman tombs, then the larger quest discs will be best for you.
Usually, we ship within 24 hours after payment is received. The additional shipping process depends on the destination country and the shipping company.
There are two types of gold detectors - very low frequency (VLF) and PI technology. VLF detectors are designed to find gold because they have a higher operating frequency than other models in order to provide greater sensitivity to small gold nuggets.
