Added: 4 years ago
From: Myke1576
Views: 1,238
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  • how many caps are u using

  • @Hvdavi I was using one but it died not too long after this video. Using 4 in a series and parallel combination will reduce the stresses put on each cap so they don't die.

  • whhh thats it. great job

  • Thanks. :)

  • Huge arcs! Were the arcs bigger with the MOTs in series or parallel?

  • The arcs were a tiny bit bigger than the ones made by the MOTs in parallel. These MOTs weren't arranged in the common way that people do so the output of both MOTs was the same as just one MOT.

  • its blue cause its too bright for the camera.

    normally its yellow

  • Yes it is too bright for the camera because you can see the columns of pixels of the CCD saturating but I don't think that makes the arc appear more blue. You can see the blue from the reflection on the wall so I doubt that part would appear to bright for the camera.

  • Why arc is blue?

  • It might just be the camera seeing it as blue. I haven's looked at the arc without eye protection because i don't want to damage my eyes. The sunglasses I was wearing at the time blocked a lot of UV so it might have also blocked some blue too.

  • When you guys are talking about cancelling inductive reactance, are you connecting the capacitor in parralel with the mot primary and mains? Is this a mot capacitor or a store bought or homeade or what?

  • Yes, when you connect a cap in parallel with the MOT primary it will make the load appear to be more like a resistive load than a inductive one. This cap would be called the PFC(Power Factor Correction) cap. This is a 1uF MOT cap that was pulled from a microwave. As of now it is dead from having too much current pass through it.

  • Cool, I think it's like the cavity of a guitar and when u sing at a certain tone in the shower, u get some acoustic resonant effect from the echo off the wall, good analogy. If u convert the voltage 2 DC and filter the ripple with a cap, u'd also get a huge arc. I saw another video of a HV switch opening n they said there was line capacitance causing higher voltage that the vacrupter switches couldn't handle, so that was probably the same principle as this MOT setup using caps.

  • No, it isn't. The cap was resonating with the MOT secondary. The combination of the two made it seem closer to the ideal voltage source which can supply infinite current. Since nothing is perfect and the values weren't measured (guessing values)it isn't perfect resonance.

  • Wow! So you're basically canceling out the inductive reactance. Are you using any kind of ballast?? You have to be drawing an unbelievable amount of current on the primary side.

  • Wow, so u're 'turbocharging' it with resonant caps? Does this actually increase the current draw on the primary side? I think the capacitive reactance has a voltage doubler effect. I wanna try resonant caps with my next MOT setup.

  • Yeah, if XL and Xc are equal, you'd be canceling out the inductive reactance...less impedance and more current draw. I think you're right, that it might also boost the voltage, especially from drawing arcs that way. It acts almost like a spark gap and you might get oscillations that boost the voltage.

  • Yeah, if XL and Xc are equal, you'd be canceling out the inductive reactance...less impedance and more current draw. I think you're right, that it might also boost the voltage, especially from drawing arcs that way. It acts almost like a spark gap and you might get oscillations that boost the voltage.

  • wow, amazing

  • Whoa!

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