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#1
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A few years ago I obtained a Mineoro PDC205 on loan. I found that it could not detect gold, but that it would beep occasionally, in a seemingly random way. I got permission to dissect it. I found that it had no circuitry or sensor that corresponded to Mineoro claims of detecting ions. Instead, I found a loop antenna and regenerative receiver circuit, indicating an ability to detect standard RF radiowaves. I had to return the unit before fully investigating this.
I now own a Mineoro FG80. It is advertised as being able to detect fresh gold, again through ionic means. I have fully demonstrated, 100% of the time, under any conditions, that it definitely WILL NOT detect fresh gold. It has also failed to detect buried gold that is approaching 4 yrs old. Like the PDC205, the FG80 seems to just beep in a rather random way. It is possible, by carefully adjusting the threshold while standing in one location, to get the unit to consistently beep in a particular direction, or a particular point on the ground. But if I move a few meters away, there is no consistency with the prior signal direction, even when re-tweaking the threshold. Directions are helter-skelter. I have an invisible dog fence. It works by pulsing a low current through a buried wire. Metal detectors easily pick this up as EM interference, so when testing detectors, I turn it off. The other day I took the FG80 outside, before turning off the fence, and discovered that it would rather easily detect the buried wire. With the threshold set low, I could hold the FG80 horizontally close to the ground and precisely track the buried wire. In anticipation of a suggestion, the voltage produced on this wire is much too low to cause ionization. I propose that the Mineoro locators are detecting EM signals, not ionization. Everywhere around us, we are bathed in EM signals of all frequencies. It is simple to build a receiver that will detect these signals and beep when a threshold is exceeded. EM signal strength can vary with direction due to obstacles and multipath. If a directional antenna is used (such as a loop), a threshold-based receiver can be made to detect a signal in certain directions but not others. Next: tests that confirm my theory. - Carl |
#2
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With a similar detector as the one you own, I was able to pick my gold ring from 15 feet away on a particular day. Next day I could not. So as some skeptics here erroneously think I'm somewhat involved with Mineoro and you pose as an adversary, who do you think they will believe? Fine, I don't care. Never will. Reality is one and only. Quote:
Gold should be at least 10 years old buried to be detectable in the usual way. Quote:
Of course, there's a RF portion inside the detector which will eventually suffer from those kind of interferences. But you have to understand once and for all that the FG80 is built to detect ionic and electrostatic fields in the nano level. So altough your dog fence or whatever may appear to have a low ionization , it may be more than sufficient for the FG to pick it up. Finally, if you are really serious about testing this device , which now I really have strong doubts, take it to a region where you suspect there's gold buried. Away from the city with no electrical interferences so it will not affect your testings. AND NEVER GO ALONE. TAKE SOMEONE WITH YOU TO CONFIRM OR NOT YOUR CONCLUSIONS. If you go alone it will always be your word alone with NO CHANCE OF REFUTATION if you ever wish to report back as i know you are starving for it. Take SOMEONE LIKE DELL WINDERS WITH YOU since he knows a lot of places where might exist gold, have a lot of experience on this and he already tested the FG himself. If you decide to do it alone by yourself, you show you don't have the desire to conduct an honest and suitable test. |
#3
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Experiment #1.
Since the FG80 was adept at sensing a pulsed dog fence, I set up my Sandshark PI detector on a bench to see if the FG80 would detect the pulsed field. With the PI coil positioned vertically, and the FG80 held facing the coil (i.e., parallel), I varied the FG80 threshold setting and found the distances at which it would respond to the PI field: Code:
Sensitivity Distance 375 12 ft 350 10 ft 325 9 ft 300 8 ft 250 7 ft 200 6 ft 150 5 ft 100 4 ft 50 3 ft 10 2 ft 5 1 ft This clearly shows that as the sensitivity is lowered, the EM field must be stronger to enable detection. If the FG80 is truly detecting EM using a loop antenna, then I would expect the device to show some amount of directivity. This can be, and was, tested. With the sensitivity set to 250, the FG80 detects the PI field at 7 feet, when the FG80 is pointed at the PI coil. But when the FG80 is turned 90 degrees, or orthogonal, to the PI coil, detection does not occur until 2.5 feet away. This was repeated for a threshold of 50, and detection went from 3 feet (parallel) to less than 6 inches (orthogonal). The null with orthogonal alignment clearly shows the directionality that is expected from a loop antenna. This technique, in fact, is used in two-box detectors to achieve induction balance. And, anyone with a metal detector can demonstrate for themselves that sensitivity is highest along the coil's axis, and lowest on the edge of the coil. Another prediction from the use of a loop antenna is that sensitivity is identical on both the front side and back side of the loop. Again, this can be easily demonstrated with a metal detector coil. The FG80 was tested again, but with the back side of the unit held facing the PI coil. Results were the same as the front side. Although all of this very strongly points to EM detection, I nevertheless considered the possibility that it could be ions. However, the voltage produced by the Sandshark coil (~100v) is insufficient for ionizing anything in the air. Even so, if ions are being generated by the Sandshark and detected by the FG80, then I would expect that the instant I turn off the Sandshark, the FG80 should continue detecting ions for a short time until they disperse. With the FG80 placed a foot from the coil and the sensitivity set to 300, the instant I turned off the Sandshark, the FG80 ceased responding. There was no detection lag. This set of experiments verify that the Mineoro FG80 is, in fact, detecting EM fields. There is absolutely no question whatsoever about this. More to come... - Carl |
#4
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Carl,
There's nothing special on what you're doing. It only shows how the FG's loop antenna behaves in the presence of a strong EM field. We all know this for eons. All predictable. So what? The FG is not detecting EM fields, it's been AFFECTED by it. Since you apparently forgot everything Mineoro states and all the topics we discussed here over the years, I will have to refresh your mind. Mineoro claims that every noble metal, in this case gold, which is buried for more than 10 years release an ionic and electrostatic field which is detectable by their detectors, in this case the FG80. So, it will EVENTUALLY detect silver, copper and bronze as I have already demonstrated showing pictures of objects I detected with my PDC210 in the topic 'weekend relics'. Those however can only be detected at short a distance. As the ionic chamber is built with a gold leaf inside it, gold detection can happen at much greater distances. So in order to trully test the device you MUST take it over to the field and check for gold detection. What you are doing at home is useless and pointless. Since it's got a perimeter antenna, it will obviously be affected by a EM field. The knob calibration only turns it more or less sensitive to it. Do what I told you. Call Dell Winders and go to the field. Forget home useless tests. |
#5
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Presumably the ion chamber is all that is required for the detection of gold ions. ![]() |
#6
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As to your question, I believe the loop (perimeter) antenna plays a role when first detecting the target at long range thus being integrated with the ionic chamber for this. |
#7
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Don't expect to detect any ions in your experiment's case because first, only gold ions will be detected, otherwise I would be detecting any ion whatsoever from far away. And most important: Your PI EM field will destroy any ions which may appear. That's why in the field, detecting with the Mineoros, if you turn a regular EM MD on, you will make the ionic field vanish if for instance is not a very big target, making the locating process impossible until the fields are fully recovered. |
#8
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Hi Carl, Hung :
Still mineoro story goes on and on ............!!!! . Hung : thnks for sending the Dis-300 manual, it`s not organised or even well explained !! . Carl: Did you find any buried nobel metal (Gold,Silver) at any depth by using LRL ( Mineoro ) ?? Hung: I am still waiting for the Dis-300 Field tests ? also, as you are now in brazil, will you be able to provide some of your finds by mineoro devices ? Regrads
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M o r r i S
Last edited by Morris_jo; 04-11-2007 at 08:22 PM. Reason: Bad English ... hahh |
#9
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About my Mineoro findings (the ones released to be shown), I already posted some pictures in past threads. Do a search and you will find them. |
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