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field test unit no 001 "model T"

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  • Paul99
    replied
    Originally posted by Doug2 View Post
    You are wrong! Basket weave coils or spider wound coils for a start are more efficient antenna's than bundle wound coils of the same diam!! That's why they are used in the best crystal sets!!!!!! The best mono I ever tested on a ML was a hand made litz spider wound mono coil which left any commercial mono coil of the same diameter for dead as far a sensitivity and depth! The only downside was the coil was probably more sensitive to EMI. The lower capacitance also results in a higher Q!
    You certainly are a clown Doug. If basket wound coils are that good then every detector manufacturer who wants an edge would be using them. So tell me Doug, are you that stupid that you don't believe that others have made spider or basket wound coils and done extensive measurement?

    Leave a comment:


  • Doug2
    replied
    Originally posted by PATCHES JUNIOR View Post
    Thanks for the great info Doug. The next detector I get that has a crystal radio built into it I will have to get one of these coils. Have to have the best coil to listen to music while detecting.
    But do you agree with me that spider wound metal detector coils are more efficient antenna's (Rx) and have a higher Q,lower interwinding capacitance and that these factors make for a better detector coil for sensitivity, efficiency and depth capability and may allow for earlier sampling?

    Leave a comment:


  • PATCHES JUNIOR
    replied
    Originally posted by Doug2 View Post
    You are wrong! Basket weave coils or spider wound coils for a start are more efficient antenna's than bundle wound coils of the same diam!! That's why they are used in the best crystal sets!!!!!! The best mono I ever tested on a ML was a hand made litz spider wound mono coil which left any commercial mono coil of the same diameter for dead as far a sensitivity and depth! The only downside was the coil was probably more sensitive to EMI. The lower capacitance also results in a higher Q!

    Thanks for the great info Doug. The next detector I get that has a crystal radio built into it I will have to get one of these coils. Have to have the best coil to listen to music while detecting.

    Leave a comment:


  • Doug2
    replied
    Originally posted by Paul99 View Post
    Well Aziz, contrary to what DougAEGPoof and a few others would like everyone to believe, basket weave coil windings do not result in the ultimate performer. however, why don't you give us all a laugh and attempt to explain the science behind why they should be the ultimate coil on a PI.
    You are wrong! Basket weave coils or spider wound coils for a start are more efficient antenna's than bundle wound coils of the same diam!! That's why they are used in the best crystal sets!!!!!! The best mono I ever tested on a ML was a hand made litz spider wound mono coil which left any commercial mono coil of the same diameter for dead as far a sensitivity and depth! The only downside was the coil was probably more sensitive to EMI. The lower capacitance also results in a higher Q!

    Leave a comment:


  • moodz
    replied
    green = mosfet tx gate white = post first amp

    yum yum

    Click image for larger version

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    Leave a comment:


  • Paul99
    replied
    Originally posted by Doug2 View Post
    Reminds me of a certain companies legal firm!!!!!!!!!!
    Reminds me of the regularly seen claims made on a forum in fairyland where every detector being developed is going to better Minelab. 15 years of history demonstrates that Minelab are safe.

    Leave a comment:


  • Paul99
    replied
    Originally posted by Aziz View Post
    It will be an outperformer, when shielded of course! No other coil will go deeper. Even ML's won't go deeper.
    So the very smart question is, why will it be an outperformer?
    Robby_H?
    UFox?
    PJ?
    Candy?
    Any ideas?
    ^sif
    Well Aziz, contrary to what DougAEGPoof and a few others would like everyone to believe, basket weave coil windings do not result in the ultimate performer. however, why don't you give us all a laugh and attempt to explain the science behind why they should be the ultimate coil on a PI.

    Leave a comment:


  • Aziz
    replied
    It will be an outperformer, when shielded of course! No other coil will go deeper. Even ML's won't go deeper.
    So the very smart question is, why will it be an outperformer?
    Robby_H?
    UFox?
    PJ?
    Candy?
    Any ideas?
    ^sif

    Leave a comment:


  • Doug2
    replied
    Originally posted by robby_h View Post
    "The Count Your Chickens Before The Eggs Have Hatched Forum"?

    Reminds me of a certain companies legal firm!!!!!!!!!!

    Leave a comment:


  • robby_h
    replied
    Originally posted by Paul99 View Post
    Moodz said on AEGPF "I would expect to sell an 18 inch for whatever the market will pay"
    Perhaps Doug should rename AEGPF to "The Count Your Chickens Before The Eggs Have Hatched Forum"?

    Leave a comment:


  • Doug2
    replied
    Originally posted by PATCHES JUNIOR View Post
    Oh stop promoting your Chinese loving website Doug. Only you and your 3 blokes who worship you believe your talk.
    I would have thought that consumers would jump at the opportunity to buy high quality coils that could be much less expensive than present commercial offerings. And isn't it the case that the current Australian Liberal government is hoping to conclude a free trade agreement with China this year?

    Leave a comment:


  • Paul99
    replied
    Originally posted by Doug2 View Post
    See Reply 28 for the cost of making the coils in Oz
    And look at this statement in the same post to see that you are certainly not going to purchase the coil for the stated manufacturing cost..

    I would expect to sell an 18 inc for whatever the market will pay


    Leave a comment:


  • PATCHES JUNIOR
    replied
    Originally posted by Doug2 View Post
    See Reply 28 for the cost of making the coils in Oz
    Oh stop promoting your Chinese loving website Doug. Only you and your 3 blokes who worship you believe your talk.

    Leave a comment:


  • Doug2
    replied
    Originally posted by PATCHES JUNIOR View Post
    Good luck with the coil for sure. Do not listen to folks who say to have it produced in China. Keep it built in your own Country!!!
    See Reply 28 for the cost of making the coils in Oz

    Leave a comment:


  • Kev
    replied
    Very nice cool coil there Moodz, I especially like the sleek look, but more importantly, no shield to get in the way of all those shy "holey minelab" evading nuggets.

    Leave a comment:

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