rangertell examiner field trials

[Jim]

Originally Posted by J_Player

Hi osman,

After checking for no false readings with the Examiner, we will place piece of copper 1 kg or more and test to see if the Examiner can locate it.

J_P

Quick question...how can one tell the difference between a false reading, and a malfunctioning unit? A false reading would indicate, to me, that the gizmo is capable of making non-false readings...or correct readings.