The concentric 8″ x 14″ coils were white and the newer DD versions are black. By Goldpick Started Yesterday at I could lower it to the ground and that didn’t make any changes, unless I actually came close to some metal, which would change the tone and of course change the volume a bit. Jimmy Sierra also marketed the 2. To be honest Nitro 54, I have no gold to show, all I have is a small bottle of coins and a couple of cheap rings. The unit can automatically track ground conditions and keep the machine as near optimum settings as possible. Gold Vs Aluminum

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Just send it the box and the coil. The Hot Shot was a round 12″ concentric coil that in mild ground may have been the deepest coil made for the GMT but it suffered in mineralized ground due to the concentric design.

Have one goldmsster sell? While in manual ground balance mode the tracking system continues to work in the background. White’s GMT control panel. Many prospectors will set the ground balance slightly positive, or in other words such that the detector signals very slightly when the coil approaches the ground.

There’s a problem loading this menu right now. The GMT remains a best seller to this day. The unit can automatically track ground conditions and keep b-14 machine as near optimum settings as possible. Professional operators like having the option of using manual ground balance and the GMT accommodates this is a couple ways. At low settings, the coil can be swept slower without responses being overly smoothed out.


It is normal for an operator to approach the target with a slightly different angle and speed on each sweep and so the iron probability indication will vary on each pass. Golldmaster ground variations increase, setting a higher self adjusting threshold can be beneficial.

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White’s GMT – Steve’s Reviews –

Finds the good stuff in areas littered with trash. Thank you for golrmaster feedback with this In general, use the lowest SAT setting that allows for smooth operation. Hope this is helpful. The downside is that where targets are thick this constant analysis can place more of a burden on the operator than a system that can be set to silently ignore most trash targets. Jimmy Sierra used to market a couple coils that may be found g-14 the used market.

Finally, the GMT offers an optional Audio Boost setting that amplifies the audio by up to four times. Ineptocracy [in-ep-toc’-ra-cy] – a system of government where the least capable to lead goldmasteg elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers.

While automatic ground tracking offers many benefits it can impede finding the very faintest targets. The number grows as the coil is pumped up and down over concentrations of black sand. If there’s anything I hate worse than diggin’ pulltabs, its missin’ a gold ring.


To be honest Nitro 54, I have no gold to show, all I have is a small bottle of coins and a couple of cheap rings. Item is in your Cart. Forum Main Talk to White’s!

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It dropped back down once the coil was plugged back in. It uses an active transmitter regulator to keep transmitter voltage constant even when the search coil is moved over black sand that would blow an unregulated machine off the air.

Top Reviews Most recent Top Reviews. AmazonGlobal Ship Orders Internationally. Don’t see what you’re looking for? This number is telling you what type of mineralization is affecting the GMT and is very much akin to the target VDI number displayed on coin detectors except that here it is a ground reading. Although the GMT is intended solely as c-14 prospecting unit, it is very popular with meteorite hunters, and it is also one of the best micro-jewelry detectors on the market.