139 Search results

For the term "bifilar wound toroid diy".

Tesla Bifilar and Hairpin Bifilar Windings Compared

There seems to be some confusion and misconception about the use of the term “bifilar” in coil windings. Two “files” or wires parallel on the form… but how they are wired electrically makes a…

Joule Thief: Sohei Thoth’s "Wireless" Bifilar JT, Enhanced

The inductor of the Joule Thief can be made in many different ways. Instead of the cored inductor, Sohei Thoth has been exploring “wireless” versions using air core coils, bifilar wound. “Wireless” isn’t really…

Joule Thief: Basic Circuit, Upgrade to 24 LEDs, 1 to 1 Toroid Winding

The basic circuit using the 2n2222 metal can transistor, with a few alterations from the “instruction” video, to show the next steps in development. I’ve tested a few different coils and this 1::1 toroid…

Potential Difference Inc Bi-Toroid Transformer Demo

PRO-PEACE, OIL FREE, NEW FREE-WORLD ORDER TECHNOLOGY video.google.com www.zeitgeistmovie.com July 14th, 2008 Ottawa University POTENTIAL DIFFERENCE INC. Bi-Toroid Transformer which uses opposing coil Back EMF induced flux according to Lenz’s Law to self regulate…

Joule Thief: Variations… Alternate Toroid, Reversed Transistor Comparisons

After the last video with the serendipitous wiring error, I decided to make an easily configured testbed and try some variations. Interesting….. I tried the generic 2n3904 type, reversed and correct, the metal-can 2n2222a…