VLF means Very Small Frequency and is identical engineering Employed in detectors created for cash, jewelry, and relics. VLF detectors broadcast at frequencies calculated in kilohertz ranging from three kHz to 70 kHz. Listed here are 5 reasons why you may perhaps select a VLF more than a PI As https://whenyouriseup.activeboard.com/t72455626/when-your-gold-detector-beeps-at-midnight/?page=1#lastPostAnchor