Please note - only in Bulgarian
Prospecting with VLF / VLF-very low frequency / metal detector
Author: Dave Johnson, chief engineer
First Texas Products and Research Center Fischer
Pages: 55
Format: A5
Luxury - color glossy edition
Publisher: MDETECTORS®BG
contents:
Introduction ... .3 p.
Geology, gold and minerals ... 0.6 p.
VLF / VLF / metal detectors with a frequency ... .21 p.
Use of VLF / VLF / metal detector: Techniques ... .29 p.
Various topics ... .43 p.
Application ... 0.45 p.
Our metal detectors for gold nuggets .... 51 p.