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Tesla Coil video

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Uploaded by on Jun 12, 2006

A quick demonstration of my Tesla Coil, showing some of what you can do with 100,000 volts at high frequency!

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Howto & Style

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  • likes, 8 dislikes

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Uploader Comments (ct92404)

  • hi

    in this video you controlled the output .. is it a variable resistor, because when you turn the switch on, all the power from the input works to come up with a certain output..but as i can see you were controlling the Arcs ... HOW??

    thanks.. i saw all your video about building a tesla coil, and am thinking of building one that i can touch with my hands .. i dunno it feels cool

    thanks again

  • It's a variable transformer ("variac"). I use it to control the voltage going into the power transformer on the Tesla Coil. The spark gap needs a certain minimum voltage to work, that's why you can see me turning the knob on the variac to slowly bring the voltage up, and then suddenly the Tesla Coil starts working.

  • BTW...never let the arcs from a Tesla Coil hit your bare hands! You can draw arcs if you have something metal in your hands, but don't let the sparks hit your hands directly. The current itself is high frequency and it won't shock you...but if you get hit directly by a SPARK, it can cause burns and it hurts like hell.

  • ct92404,

    I would like to make a small coil like the one in this video. Do you think you could help me design one? I have the power supply, 6Kv 30ma neon transformer and a 12kv 60ma trans. Also have some high voltage ceramic doorknob caps. I have an acrylic tube for the secondary, 2 inch diameter. Just don't know where to start? Could you help or at least send me in the right direction? Thanks, Rob.

  • Sure, check out my videos. I have a two-part video showing how to build a Tesla Coil. It covers all the basics. For now, you should build a small one using your 6kv 30ma transformer. The 12kv transformer would be a bigger, more complicated project because everything would have to be insulated for the higher voltage and able to handle twice as much power, especially the spark gap.

  • ...You'll probably want to start with the secondary winding first, because you will sort of build the coil around it. That 2-inch tube will work fine, although I've found that acrylic is kind of hard to wind on because it's so slippery. You'll want to use 26 or 28 gauge magnet wire, about 750 turns. Check out the videos I made to see if they help you. Let me know if you have any questions.

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  • That was amazing

    You don't find good demonstrations easily, this clears so many doubts

    Thank You so much : )

  • What`s the amperage on that thing

  • Nice video. Tell me aren't you endangering your TV and Stereo by operating the TC so close?

    I ran a fairly TC large upstairs room and it set off my house alarm downstairs and it messed up the alarm system and had to be replaced. Now I get so worried about other electrical equipments nearby when operating a TC.

    I want to know what happens if an iron core is placed inside the coil and filled the whole coil in oil. What would the performance be like?

  • does the Tesla coil always give out a high frequency,so that that mean i could touch a Tesla coil with a rod?Because I would like to try this for the science fair.

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