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Twist Tie Wire Joule Thief.ASF

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Uploaded by on May 6, 2010

This shows a Joule Thief inductor coil made out of just plastic coated steel twist tie wire. There is no ferrite toroid core used to make the inductor in this video but one could be used. I also show a Slayer Exciter hooked up to the circuit. The device is running on one AA battery at less than 20mA. The spools of wire can be found in gardening or hardware stores and is very inexpensive. It would only be appropriate for some circuits because it is magnetic and does not conduct electricity as well as copper wire.

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Uploader Comments (Lidmotor)

  • Have you tried winding the copper wire around the toroid made from the tie wire? In other words, wind it just like a regular toroid is wound. The idea is to not have the current going through the steel wire, because of the much higher losses. Instead, only the magnetic field is going through the steel wire. The reason for using the steel wire to wind the core is to reduce the eddy current losses in the core.

  • @acmefixer1 -----THAT is a great idea and I understand what you are saying. I will have to try it. Thanks!

  • more leedskalnins work, like it alot, need a steel tesla like coil 3/4 thick then cover it with a piece of 1in copper pipe connect thewire to each end of the copper pipe,,, make sure the iron dont ground to the pipe no where but the end.......it with be the best electro magnet you have ever seen, and the backspike is amazing. and has other phenomina, like become temporarily magnetic i want to go get some paper coated bread ties and make a battery

  • @crob227 -----Thanks for the info.

  • Hey Lidmotor, search for hhoforvolts on YouTube, he has some great videos about how to build a starship coil, and he compares it's performance to a Rodin coil. It's really interesting stuff!

  • @mrBr00k5----More projects. The list goes on.

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All Comments (17)

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  • @Lidmotor

    The earliest wall telephones used an inductor coil that had a core made of a bundle of steel wires, maybe 4 or 5 inches in length. The eddy current losses were lower than in a solid piece of steel. Same goes for modern transformers which are made of a stack of laminations. The small air spaces between the 'E's and 'I's makes for lower eddy current losses.

  • @Pirate88179 ---Hi Bill, I have been looking at this twist tie wire in the store for a long time wondering if it could be used in an electronic circuit of some kind. It was the Stubblefield earth battery coil that uses iron and copper wire that made me try it. By the way I still can't get my Stubblefield coil to work like Lasersaber did. Let me know if anyone else has had success making a pulse motor out of one. Thanks.

  • @mikepowers420 ---I havn't made a Rodin coil yet. It is on my to do list.

  • @GBluer -----Thanks. It was just something different to try. I am wondering now If we could use your L1 and L2 coils in a regular Tesla coil circuit. It should work.

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