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  • Andi68
    replied
    I can not calculate anything, no units and sizes and no need to do that.
    I drink very strong coffee

    Leave a comment:


  • pustareka
    replied
    Originally posted by Andi68 View Post
    How many hundreds of watts should be switched there?
    calc
    V x I x f !! E= C x U^2 / 2
    C= 22000 x 10e-6 F.

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  • pustareka
    replied
    Originally posted by kt315 View Post
    nothing new for me. Eric had did that similar in 60s. reopen America.
    yes butt thes not !!

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  • Andi68
    replied
    Ah, oke- thenk U

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  • kt315
    replied
    nothing new for me. Eric had did that similar in 60s. reopen America.
    Attached Files

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  • Andi68
    replied
    How many hundreds of watts should be switched there?

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  • pustareka
    replied
    КТ315 we need ИРИС Э 2018 PI s ATMEGA 328 !!!

    16NA90 PLUS 2x 29-12A =


    plus eta

    Design of ultra low noise amplifiers.pdf

    or eta

    Leave a comment:


  • kt315
    replied
    we need Arduino based PI pustareka http://forum.amperka.ru/threads/%D0%...no.6958/page-2

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  • pustareka
    replied
    Originally posted by MFC View Post
    Ok deepers don't have ground balance, but in Cuba exist a red ground in my town that I doubt fully that these minlab sd2000 detectors work. The extreme mineralization level is hard to pass, Most dept lost for any detector. Its a physics problem. The very high conductive terrain. Ok the deepers have not any ground balance but if the terrain permit prospecting it have very good dept, maybe more than 1.5 mts with the frame 1x1m very easy. For the deeper you most use less sensitivity using pot sensi, and after balance and adjust. You must familiarize with any detector if not you will never use efficiently. Other thing, deeper circuit is more easy to do.
    Deepers X6 mod Pustareka

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  • soylu
    replied
    where are you MFC

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  • soylu
    replied
    I put a file to the maikel hotmail account

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  • MFC
    replied
    Some times the use of a metal detector can depends of the features of the machine in fact, some good in some grounds and bad in others, nothing is perfect, the better macines can be too much expensive.

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  • MFC
    replied
    Ok deepers don't have ground balance, but in Cuba exist a red ground in my town that I doubt fully that these minlab sd2000 detectors work. The extreme mineralization level is hard to pass, Most dept lost for any detector. Its a physics problem. The very high conductive terrain. Ok the deepers have not any ground balance but if the terrain permit prospecting it have very good dept, maybe more than 1.5 mts with the frame 1x1m very easy. For the deeper you most use less sensitivity using pot sensi, and after balance and adjust. You must familiarize with any detector if not you will never use efficiently. Other thing, deeper circuit is more easy to do.

    Leave a comment:


  • pustareka
    replied
    Originally posted by flex View Post
    Pustareka, can you share LTspice asc file, to check what are the timing of detector

    For me this detector has following disadvantages:
    - no 2-nd sample to cancel magnetic field (as it is in SD2000)
    - no 2-nd channel to cancel ground ministration (as it is in SD2000)
    - fake discrimination ability.
    Device can be used only on non-mineralized soils.
    Yes, no cancel grunt. Bed mineral detector.

    PCB SD2000 ?

    Deeper 10 vremenaya diagramma.asc
    Deeper 10 vremenaya diagramma.rar

    Deeper 10 Gold.asc
    Deeper 10 vremenaya diagramma v6.rar

    Leave a comment:


  • flex
    replied
    Pustareka, can you share LTspice asc file, to check what are the timing of detector

    For me this detector has following disadvantages:
    - no 2-nd sample to cancel magnetic field (as it is in SD2000)
    - no 2-nd channel to cancel ground ministration (as it is in SD2000)
    - fake discrimination ability.
    Device can be used only on non-mineralized soils.

    Leave a comment:

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