VLF stands for Extremely Low Frequency and is similar technology Utilized in detectors constructed for cash, jewellery, and relics. VLF detectors broadcast at frequencies calculated in kilohertz starting from three kHz to 70 kHz. Allow me to share five explanations why you may choose a VLF over a PI The https://international.projectwet.org/discussion/metal-detector-challenges-tips-tough-soil