VLF means Really Lower Frequency and is similar technology used in detectors created for cash, jewelry, and relics. VLF detectors broadcast at frequencies calculated in kilohertz starting from 3 kHz to 70 kHz. Listed here are five reasons why you may perhaps choose a VLF about a PI Therefore, the https://linuxline.org/blogs/125296/Accuracy-of-Modern-Metal-and-Gold-Detectors