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  • orgonaut314
    replied
    Ok there are definitely two resonances. One was between the primary and the balun and its radiation was low to the ground at 3,7 MHz. The other was the very sharp peak at 3,2MHz that came from the top of the Tesla coil.

    I now have some 600 mili Watt into that resonance.

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  • orgonaut314
    replied
    LOL I just figured out what causes the radiation to drop it was opening and closing the door! My earth wire is going through the door and somehow the door makes for extra capacitance in the ground wire (turned out to be a bad connection to ground). Leaving the door open is best.

    The next thing is that there seem to be two resonances all the time. Have to figure that one out now.
    Last edited by orgonaut314; 05-09-2014, 01:21 PM.

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  • orgonaut314
    replied
    There is a strange thing with my Tesla coil now.

    For instance I put the driver on this morning and there is a hell of a radiation coming from the coil. On the driver side of the balun I measure 13,2V and 100mA. That makes 1,3 Watt. I had to tune the input down to keep the radiation meter in a normal scale. It is maximum now.

    However the resonance has shifted to 3,69 MHz.

    Yesterday it was 3,2 MHz and I had 750 miliWatt on the driver with a much higher input voltage. So it was radiating much less than and the frequency was 3,2MHz.

    Now I know that after some time the radiation will drop again to the normal intensity at the normal frequency that is called normal because that was the resonance with the sinus generator only.

    So I have to conclude that the coil is suddenly resonating very intense at a higher frequency. Any one have an explanation?

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  • orgonaut314
    replied
    Originally posted by mo19841116 View Post
    Hello Eric and everyone

    I've been through the three threads, and start building something based on Eric's design. Thanks Eric, nobody have ever led so many people to the real world of real science. I hope I didn't miss some parts of the discussion, but I have a question stuck in my mind. As Eric said, the copper weight in the primary condenser, the primary, the secondary, and the extra coil should all be the same, and it's a important rule which should not be violated. My question is why it's so important? I know it is the rule but I just don't know the engineering explanation. I hope it's haven't been answered before, if it did is, please somebody point me in which thread and which post it is?

    And Eric, thank you again, and thanks everybody else too.

    Ming
    These coils are about the energy in the dielectric next to the electromagnetic wave.
    It seems there is a connection between this dielectric energy and gravitation. If that speculation is right than the mass is something to concentrate the dielectric energy in the same space between primary and secondary coil. Making one bigger would be something like making the primary coil have a bigger diameter and a lot of magnetic energy goes wasted.

    I am only speculating here.

    But equal mass on same material means equal volume. The skin effect makes it equal surface. So only the mass that carries a current is taken into account.

    On the other hand it might be just to make the two coils have the same capacity? But than the rule that the capacitor and the inductor in the primary would have to be the same volume does not make sense to me.
    Last edited by orgonaut314; 05-09-2014, 09:42 AM.

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  • AstroNod
    replied
    Skin Effect

    Hi mo19841116 / ming .

    Active matter in the prim. coil must be about the same as in the sec. coil .
    However due to High frequency there is skin effect .
    So you can take area of your material , basic math. of wire its circle area and the length of the wire . for strap just count the sides and times the length .

    in the time of tesla there was no skin effect in the text books due to the low frequency skin effect is deeper than HF like MW band or HF bands .
    tesla use <100KHz . (VLF)

    the capacitor tune in the prim coil you can count the area with the prim. coil if you have a plate or vacuum cap . with small mica caps you can leave the `extra` area out . . or just leave the tune cap extra area out .

    there many online calulators who can help disign the right coils .

    however this topic skin effect i already mention in my postings before .

    due to the skin effect at >1MHz is small and smaller on higher freq. you can just take area of the material but if you want to do it perfect what you wont measure ..... you should count the depth into the material as well .
    this take much more complex calculations .

    I hope this helps ... donate some time to you

    all the best .

    de PD7Z
    Last edited by AstroNod; 05-09-2014, 08:34 AM.

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  • mo19841116
    replied
    About copper weight.

    Hello Eric and everyone

    I've been through the three threads, and start building something based on Eric's design. Thanks Eric, nobody have ever led so many people to the real world of real science. I hope I didn't miss some parts of the discussion, but I have a question stuck in my mind. As Eric said, the copper weight in the primary condenser, the primary, the secondary, and the extra coil should all be the same, and it's a important rule which should not be violated. My question is why it's so important? I know it is the rule but I just don't know the engineering explanation. I hope it's haven't been answered before, if it did is, please somebody point me in which thread and which post it is?

    And Eric, thank you again, and thanks everybody else too.

    Ming

    Leave a comment:


  • AstroNod
    replied
    orgonaut314 telluric output

    orgonaut314 hi astronod here .

    ok on ya ballun always good to learn RF technics .

    what ya can try is make 2 LED` s in antiparallel and hook it up between the down output and the ground plane start with signal gen power only .
    search resonance gound plane is free floating no extra connection to ground.
    if that work , replace the the 2 led` s with a small light buld like for the bike light or smaller . if you have no small light bulbs more leds antiparallel is ok to .
    so it can hold about your 2 watts .
    you can try to with just 2 leds and the 2 watts just gently put more use out of the signal gen .

    the neon .. put it on a non conductivce stick and hold it to the top coil output .

    one lead of the neon could hit the output of the top coil .

    see what happen .

    all the best PD7Z
    Last edited by AstroNod; 05-08-2014, 04:06 PM.

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  • orgonaut314
    replied
    One small step of progress here. As you might remember I was having trouble with my 6sn7 driver. Not much power came from the driver to the Tesla antenne. Now AstroNod suggested a balun because the impedance of the tube was 2k Ohm and the Tesla coil had 500 Ohm.

    This week I had some time to make one. I used a ferriet thingy from an AM radio and used 100 double windings. I needed a large amount of windings or else the selfinductance of this transformer would leak to much at the tube side. It needed to be over 10kOhm at 3 Mhz. It is now 1,5 mH.

    Now the balun was finished but I could not get the Tesla coil in resonance with the air capacitor, not even with minimum capacity. Turned out that the balun had 720pF parasitic capacity. I spread the windings better and got it to 200pF. Now I can get the Tesla coil in resonance and the driver has a mu of 10. Finally this driver works



    One question. I can put a 2 Watt through the Tesla coil now but how much are you guys using to get a neon bulb to light up? I only have the secondary coil right now. No extra coil yet.

    Leave a comment:


  • AstroNod
    replied
    Tesla C.I.G. &amp; BURNED OUT TESLA BEAM TUBE

    Hi All , the new Plasma Sphere is in the house .
    Made a short video with a extra dielectric pick up on top of the coil nothing is connected directy to the coil .

    Tesla C.I.G. & BURNED OUT TESLA BEAM TUBE - YouTube

    Later on in the video you see the bigger voltage regulator burned out !

    its a lovely Tesla Beam tube , till about 50 watts above that the mica will burn and the glas will become weak .

    Tonight i make the one coil EMF sett up with the plasma globe become RED !

    Stay tuned .

    PD7Z

    Leave a comment:


  • AstroNod
    replied
    Tesla coil measurements device

    Hi All,

    Small update what slipped my mind a vieuw times :

    When i hook up one coil like the extra tesla coil with a ground plane of aluminium foil under the coil than there is a E.M.F. configuration . the wider `secondairy` TMT coil does the same.
    However with a small signal into the coil via the primairy and between the telluric output and the ground plane there you can place a detector like 2 red leds anti parallel . over the the LED you place a RF volt meter or a RF probe with dc voltage out , scope probe is good to .
    The voltage would have a swing slightly however the variation is random .
    The voltage on my probe swings about 0.5 volts on about 2 a 3 volts steady input power .

    I will make a sett up and record the voltage swings and compare it with the solar data and or static build up between earth and clouds ect .

    Please all out there conduct this experiment and note/record what you will see.
    you can have a a dielectric top on the coil to perhaps it will amplify the swing data .

    James B. i did send a PM back .

    All the best.

    De PD7Z
    Last edited by AstroNod; 05-06-2014, 05:23 PM.

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  • James Barker
    replied
    Hi Astronod,
    I sent you a PM, please check your inbox!

    Leave a comment:


  • AstroNod
    replied
    Tesla Semi C.I.G. &amp; Tesla beam tube

    Hi All i shot a new video yesterday and put it on you tube today .

    Tesla Semi C.I.G. & Tesla beam tube Tesla Semi C.I.G. & Tesla beam tube - YouTube

    Wonder Why that video took so long Aaron just posted here about 7 months later .

    High power or not if you study the CIG sett up` s in the past what was under the table how to drive it ... with high power switching tubes .
    Impulse / Semi spark does give at the output a special effect what normal direct AC drive won`t have .

    in my last video i show a stabilisator tube play around with the stV100/60 Z II telefunken and AC high voltage only with spark ther is a special effect in the tube also the plasma in the top side look like a spark to just small but its there .
    when drive it direct without spark it will not show .

    so something to think about .

    I wonder how long it will take to tune up that 5000 watts XMTR to a GIC and get it to work with AC direct drive . (one or 2 coils in serries original TMT)
    Without become a fried chicken.

    Pehaps Aaron should build a Gray tube tesla CIG



    De PD7Z

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  • Aether
    replied
    Thanks for the interview, it was quite interesting, I'm looking forward to seeing the full potential, or at least a glimpse(higher power), of the CIG in action.
    Last edited by Aether; 05-06-2014, 03:07 AM.

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  • Aaron
    replied
    Cosmic Induction Generator

    I did this interview with Eric Dollard last September - about the Cosmic Induction Generator. Just put it on YouTube today. Please support John Polakowski's Indiegogo campaign!

    Cosmic Induction Generator Interview with Eric Dollard | A & P Electronic Media – Digital Publishing by Aaron Murakami & Peter Lindemann

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  • mikrovolt
    replied
    The globes started out as a way to see flux lines. Which it did temporarily.
    It unexpectedly became short lived, it began to vaporize some material inside globe adding some usefulness
    at various k range. It may be possible to condition a globe this way then use it at a distance that is attenuated.
    The vaporized gas can be hazard.

    On the cosmic inductor is there possibly a 400 hertz beat note or harmonic at one setting ?
    The question comes from article here the spectrum even though not at level 9
    22.5 Khz the difference between side bands a harmonic of 400 Hz ? distances much greater than 160 M
    And if this OU value exists and shows up what other indications coincide ?

    Teslini talasi

    On the voltage max yes I agree. My experience is the lead length kept short and on either end should be the same. When you have longer or shorter than Vmax the lead length are sensitive crazy to slightest small change in length.
    Last edited by mikrovolt; 05-03-2014, 11:53 PM.

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