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January 15, 2021

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Where Technology meets magic

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VTTC

Vacuum tube tesla coil (VTTC) using Russian GU-81m

September 26, 2012
0 comment

Vasil sent me 3 of his complete tesla coil systems. So here I am rebuilding his GU81m VTTC.

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Vacuum tube tesla coil (VTTC) using Russian GI-30

April 11, 2011
5 comments

A vacuum tube tesla coil built around the Russian tetrode GI-30. My first VTTC and my first vacuum tube circuit, and some very rewarding results.

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