VLF means Quite Minimal Frequency and is similar engineering used in detectors developed for cash, jewellery, and relics. VLF detectors broadcast at frequencies calculated in kilohertz starting from three kHz to 70 kHz. Listed below are 5 main reasons why you may perhaps choose a VLF more than a PI https://potswap.club/forums/thread/19854/Gold-Detector-Adventures-Off-the-Beaten-Path