VLF stands for Quite Reduced Frequency and is similar technological innovation used in detectors designed for coins, jewelry, and relics. VLF detectors broadcast at frequencies calculated in kilohertz ranging from 3 kHz to 70 kHz. Listed below are 5 main reasons why you could opt for a VLF above a https://forum.programosy.pl/the-best-metal-detectors-for-kids-vt356070.html