VLF stands for Very Very low Frequency and is identical engineering Employed in detectors designed for coins, jewellery, and relics. VLF detectors broadcast at frequencies calculated in kilohertz starting from 3 kHz to 70 kHz. Here i will discuss five explanation why you may perhaps opt for a VLF about https://kisanlink.com/forums/discussion/dairy-cows-cattle/long-distance-detection-with-a-metal-detector