Arcs change shape in my vacuum! RIP Tesla Coil :(

I finally managed to get my vacuum chamber working, and run the Tesla coil in it! Awesome effect on arcs, but RIP Tesla coil! Read other articles at: Follow me on Facebook: It would be pretty awesome if you support ElectroBOOM at Patreon: Make sure you sign up to get a free Keysight scope at: Visit Circuit Specialists for great low cost tools I use, or for the MooshiMeter: http://circu