VLF means Very Very low Frequency and is the same technologies Utilized in detectors crafted for coins, jewellery, and relics. VLF detectors broadcast at frequencies calculated in kilohertz starting from three kHz to 70 kHz. Listed below are five explanation why you may decide on a VLF more than a https://dcoinformatica.com/forums/topic/109416/how-to-improve-your-metal-detector-skills/view/post_id/736619