THE BASIC PRINCIPLES OF METAL DETECTOR DEUS USATO

Two electro-magnetically tuned coils were Utilized in this technique. Just one coil serves being an RF transmitter, while another serves as a receiver; in some predicaments, these coils could possibly be tuned to frequencies starting from 3 to 100 kHz.Pinpoint Mode: After you have discovered a concentrate on, press and maintain the pinpoint button