VLF means Really Small Frequency and is the same know-how Utilized in detectors constructed for cash, jewelry, and relics. VLF detectors broadcast at frequencies measured in kilohertz ranging from 3 kHz to 70 kHz. Listed here are five explanations why you may perhaps select a VLF about a PI Minelab’s https://www.nongkhaempolice.com/forum/topic/70764/metal-detector-tips-for-beginners-and-pros