Hunting the deep ones!

Twinkletoes

Bronze Member
Jan 3, 2013
1,136
513
Detector(s) used
White’s TDI Beach Hunter PI / Minelab Excalibur 1000 / White's MX Sport / White’s XLT
Primary Interest:
All Treasure Hunting
Every so often I like to revisit a site that I have pretty well hunted out. I set my machine to the max and try for just one more coin! Today I did exactly that after work. I brought a ruler so I could get an accurate depth measurement. I got a pretty good signal indicating 6.5 inches deep, the VDI #79 told me to expect a wheat cent, ground mineralization was -83. At 8" I recovered the 1943 wheat cent pictured below .


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I think this was good depth and good data from the machine. What are your thoughts? H Digs
 

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I like detectin the sites that have been pounded, and concentrate on the deep iffy signals.
 

1943 copper wheat cent! Isnt that rare? WOW
 

Nice find. What detector do you use?
 

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I likey! ;-)
 

Yes I have the V3i

What a great machine! I printed the V3i owners manual and studied it like I owned one. I really like the new features and triple frequency! OK, maybe I am a little envious. :) Many H Digs to you sir!
 

What a great machine! I printed the V3i owners manual and studied it like I owned one. I really like the new features and triple frequency! OK, maybe I am a little envious. :) Many H Digs to you sir!

Ty and grab one if you get the chance, but be warned it is not a simple machine. Can take a while to warm up to it.
 

Although 43 is not a rare one. It is interesting from 43 to 45 the mints used spent navy shells for the brass when making wheat pennies. They can have black streaks when viewed under magnification from trace amounts of sulfur.
 

Due to a permanent case of arthritis, I just started digging deep signals. I detect for therapy, and it has done wonders to improve my range of motion. I either have a bum machine, or its the monkey. My VDI is rearely ever right on depth. It is good at whats there, but the soil here runs a 80-90 in ground balance here. That 7" threshold does produce some older finds. While I have found old coins at 3" inches or less, my VDI says 5" inches or more. But there is layers of coins, and the deeper you go, the older the finds for the most part. Does anyone else have depth problems for their detector? Anyone have any ideas on how to fix the depth readout problem? I love this thread.
 

Due to a permanent case of arthritis, I just started digging deep signals. I detect for therapy, and it has done wonders to improve my range of motion. I either have a bum machine, or its the monkey. My VDI is rearely ever right on depth. It is good at whats there, but the soil here runs a 80-90 in ground balance here. That 7" threshold does produce some older finds. While I have found old coins at 3" inches or less, my VDI says 5" inches or more. But there is layers of coins, and the deeper you go, the older the finds for the most part. Does anyone else have depth problems for their detector? Anyone have any ideas on how to fix the depth readout problem? I love this thread.

Which detector do you own?
 

Hi Free, I run a Fisher F75, even though I own others. Whites are built like tanks and too heavy for me. The F75 is a deep machine and can understand his gleaning or working in layers. Sounds like he has got rid of most of the trash, now its time to start the real hunt. I am disappointed with my VDI, but don't hunt with it anyway. It is accurate the deeper you go. I just barely crank the F75 on, and run at the lowest settings and seem to do well. If I set it up to run hotter, I will get targets at 16" inches. I do not dig those at the moment, most end up being cans. On some of the old trails, I run it wide open, and take a trenching shovel. Things come in layers and this is a good post about depth and vdi. I don't know the capabilities of the v3i and such. But Im sure its as capable as the F75. I fast grab the GB and that helps. But the VDI is not correct at 6" inches or less on the F75. I may not posses the ability to tune it right, is why I asked. I do run in high gain mode, that may be the problem, it really punches through the trash targets that way.
 

Hi Casca,
I am currently using a v3i. I have heard a lot of good things about Fishers f75 and have seen people make impressive finds in difficult conditions. I'm not sure what is causing your vdi accuracy problem. I would suggest experimenting with different setups and perhaps calling fisher. Maybe slowing your sweep spreed with shallower targets. I agree with you about some whites detectors being a bit heavy.
 

Hi Casca,
I am currently using a v3i. I have heard a lot of good things about Fishers f75 and have seen people make impressive finds in difficult conditions. I'm not sure what is causing your vdi accuracy problem. I would suggest experimenting with different setups and perhaps calling fisher. Maybe slowing your sweep spreed with shallower targets. I agree with you about some whites detectors being a bit heavy.
Trying new settings is a bit trying. The machine is very touchy. Maybe calling fisher is a good idea. If the VDI is my only problem, I really have no problems. But will give fisher a call Monday. That's a great idea.
 

While it's not a great idea to put total trust in the VDI #'s they certainly are useful information. I find that my most accurate VDI #'s come from a quick sweep on a deep target. I usually sweep from more than one direction. If I get a good repeatable and identifiable VDI, like a penny, dime, quarter, etc. from one direction and the target is deep I dig it! On a deep target it's not necessary to get the same number from every sweep direction since the target may be masked by iron. If it reads penny from only one sweep direction, and is the right size and shape, I will usually dig it. I agree with FreeMindStuck, slowing or adjusting your sweep speed on shallow targets should correct the problem. H Digs
 

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