VLF stands for Pretty Low Frequency and is the same know-how Employed in detectors built for coins, jewellery, and relics. VLF detectors broadcast at frequencies measured in kilohertz starting from 3 kHz to 70 kHz. Allow me to share 5 explanations why you might opt for a VLF above a http://hotel-golebiewski.phorum.pl/viewtopic.php?p=882195#882195