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field test unit no 001 "model T"

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  • Kev
    replied
    For the record a couple more coil Quality figures

    Detech 15x8 mono Q= 4.6
    Nugget finder 17x11 mono Advantage Q= 5.4

    This nugget finder like the 14x9 Advantage is a great coil, but this one is very quiet on difficult ground and has got many multi-gram bits at depth, hopefully a multi-ounce bit one day.

    Another factor that probably contributes to these coils being so good that I didn't mention earlier would have to be the wire used. Although stated to be Litz, it is not in the truest sense as it doesn't have the bundle twist so synonymous with Litz, most probably because it doesn't have that many individual conductors. I'm not going to list the details here as to numbers and gauge because that would not be helpful to their business, but like Minelab it is the minimum required to reduce inter-winding coupling. That's where your AC resistance comes in Moodz, the less counter-eddys around the individual loops the less counter-electromotive force to restrict your current flow, which should produce a greater field strength for given current.

    Not only does Litz help this, I imagine a basket weave should reduce restrictive EMFs even more. I'm only guessing though.

    Kev.

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  • Aziz
    replied
    I just have published the coil analysis results on the other forum...
    run.....*LOL*
    ^

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  • Aziz
    replied
    It seems, that the forum-trolls are very quiet now, afraid of making any claims and afraid of being tarred & feathered..
    I'll post the coil analysis results on the other forum, when I have finished the long lasting calculations. Members there will get full & free access to the Excel table with the results.
    (I'm teasing the forum-trolls - they should think of their claims once again... *LOL*)

    Cheers,
    ^

    Leave a comment:


  • Aziz
    replied

    I have claimed, that Moodz coil will outperform a ML coil when properly shielded. Because Moodz coil is a nice basket/spider weave coil.
    I can prove my claims!!!
    But it will cost you donald duck bucks. I have to fund the lots of barrels of tar & chicken feather!


    Now prove me wrong chickens!
    ^

    Leave a comment:


  • Doug2
    replied
    Originally posted by PATCHES JUNIOR View Post
    Well good on ya Moodz. Try to tell Doug and Ariz that would you please. Everyone is getting tired of their ramblings here when they have no idea what they are talking about! How many coils have you made so far? Have you tested them out in the bush yet?
    I have NEVER said that Moodz coils are better than any commercial coil! What i have said is that spider wound coil i tested was in my opinion better than ANY equivalent sized commercial mono!!! You need new glasses! As for not knowing what you are talking about you are the very best example! You have been unable to provide ANY technically valuable or correct input in to this topic!

    Leave a comment:


  • PATCHES JUNIOR
    replied
    Originally posted by moodz View Post
    ....I never said it would be better than a minelab coil ... I am only winding some test coils as I don't have access to a range of commercial coils and I will be testing this weekend.

    Well good on ya Moodz. Try to tell Doug and Ariz that would you please. Everyone is getting tired of their ramblings here when they have no idea what they are talking about!

    How many coils have you made so far? Have you tested them out in the bush yet?

    Leave a comment:


  • moodz
    replied
    Originally posted by PATCHES JUNIOR View Post
    I figure by now that Moodz has built several coils. As he has stated it only takes a hour, with a day to cure the epoxy. So lets get them out in the bush and see how they perform!!!! I would love to be proven wrong and shown they are better than any coil available for a Minelab PI detector. How long will this take to happen? 10 years?
    ....I never said it would be better than a minelab coil ... I am only winding some test coils as I don't have access to a range of commercial coils and I will be testing this weekend.

    Leave a comment:


  • PATCHES JUNIOR
    replied
    Originally posted by Aziz View Post
    Comeon PJ, do the Spiderman! Start weaving your own coil. It shouldn't take 10 years.
    ^

    You are getting as bad as Doug in answering a question with a question. Do you know how long before a field test with Moodz's new coil is going to take? That is a simple question. I wish Moodz would answer it, but I know he will never do it. Especially if the results are what everyone says it will be.

    Leave a comment:


  • Aziz
    replied
    Originally posted by PATCHES JUNIOR View Post
    I figure by now that Moodz has built several coils. As he has stated it only takes a hour, with a day to cure the epoxy. So lets get them out in the bush and see how they perform!!!! I would love to be proven wrong and shown they are better than any coil available for a Minelab PI detector. How long will this take to happen? 10 years?
    Comeon PJ, do the Spiderman! Start weaving your own coil. It shouldn't take 10 years.
    ^

    Leave a comment:


  • Davor
    replied
    So when it happens - what will change?

    Leave a comment:


  • PATCHES JUNIOR
    replied
    I figure by now that Moodz has built several coils. As he has stated it only takes a hour, with a day to cure the epoxy. So lets get them out in the bush and see how they perform!!!! I would love to be proven wrong and shown they are better than any coil available for a Minelab PI detector. How long will this take to happen? 10 years?

    Leave a comment:


  • Aziz
    replied
    Originally posted by moodz View Post
    cant use it ... It's been patented ...doh

    The development of low dielectric constant materials from renewable resources such as plant oils and feathers is described in this invention. Soybean resin such as but not limited to, acrylated epoxidized soybean oil (AESO) and soybean oil pentaerythritol glyceride maleates (SOPERMA) is mixed with a reactive diluent such as but not limited to, styrene monomer. After that, various concentrations of chicken feather fibers or the fiber mats are mixed with the resin physically or using various process techniques such as resin transfer molding (RTM) and vacuum assisted resin transfer molding (VARTM) process. The mixtures are then free radically copolymerized at various temperatures to produce rigid composites. Surprisingly, the dielectric constants of the chicken feather composites are sufficiently low for electronic applications and lower than that of conventional semiconductor material such as silicon dioxide. Also, the mechanical properties of the composites are significantly enhanced with adding chicken feather fibers. The incorporation of the feather fibers gives rise to a considerable increase of stiffness of the soy oil-based composites. The density of the composites decreases with an increase of chicken feather fiber content.




    Do you think, I should buy more barrels of chicken feathers?

    ^

    Leave a comment:


  • moodz
    replied
    Originally posted by Aziz View Post
    I think, the dielectric constant of feather should be low. *LOL*

    ^
    cant use it ... It's been patented ...doh

    The development of low dielectric constant materials from renewable resources such as plant oils and feathers is described in this invention. Soybean resin such as but not limited to, acrylated epoxidized soybean oil (AESO) and soybean oil pentaerythritol glyceride maleates (SOPERMA) is mixed with a reactive diluent such as but not limited to, styrene monomer. After that, various concentrations of chicken feather fibers or the fiber mats are mixed with the resin physically or using various process techniques such as resin transfer molding (RTM) and vacuum assisted resin transfer molding (VARTM) process. The mixtures are then free radically copolymerized at various temperatures to produce rigid composites. Surprisingly, the dielectric constants of the chicken feather composites are sufficiently low for electronic applications and lower than that of conventional semiconductor material such as silicon dioxide. Also, the mechanical properties of the composites are significantly enhanced with adding chicken feather fibers. The incorporation of the feather fibers gives rise to a considerable increase of stiffness of the soy oil-based composites. The density of the composites decreases with an increase of chicken feather fiber content.


    Leave a comment:


  • Aziz
    replied
    Originally posted by moodz View Post
    ....he won't be able to tell you Aziz because you can't google that answer. What is the dielectric constant of tar and feathers ... Maybe he can answer that.
    I think, the dielectric constant of feather should be low. *LOL*

    ^

    Leave a comment:


  • moodz
    replied
    Originally posted by Aziz View Post
    Now forget the lower capacitance and Q-factor Robby_H.
    Does a bundle coil or the Moodz coil will induce a stronger magnetic field?
    Does a bundle coil or the Moodz coil will induce a stronger target response?
    ^
    ....he won't be able to tell you Aziz because you can't google that answer. What is the dielectric constant of tar and feathers ... Maybe he can answer that.

    Leave a comment:

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