Depth and sensitivity

issombeituni

Sr. Member
May 26, 2013
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I have been playing with some of my settings on the 705. I have a old school and i can run My machine wide open in the open area. But when i get near the ball field and side walks it goes crazy. Picking up All kind of signals. So it made it hard to find targets. After reading randys guide. I remembered what he said About sensitivity being like headlights on a car. So i turned done the sensitivity to 15 and the "ahh haa" moment happend In a area i could bot get one target ended up with over 18 quarters and a silver ring. I was concerned that turning the sensitivity Half way i would only find shallow targets but i dug some quarters at 6 or 7 inches... So question is how much depth do u loose with turning The sensitivity down??? I used these settings 9 inch 3mHz coil sensitivity 15 Ground tracking Auto noise cancel Threshold 7
 

Sandman

Gold Member
Aug 6, 2005
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In Michigan now.
Detector(s) used
Excal 1000, Excal II, Sovereign GT, CZ-20, Tiger Shark, Tejon, GTI 1500, Surfmaster Pulse, CZ6a, DFX, AT PRO, Fisher 1235, Surf PI Pro, 1280-X, many more because I enjoy learning them. New Garrett Ca
Primary Interest:
All Treasure Hunting
Turning up the sens like you said is like high beams in a fog. It also sees more minerals in the ground and is more sensitive to EMI fields. Lowering sens actually can get you more depth.
 

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