Greinacher Tube, Jacobs Ladder in a partial vacuum AlastairWright 0:44 15 years ago 2 736 Далее Скачать
Jacob's Ladder in a Vacuum and in a Helium Atmosphere Basement Lab Productions 7:29 7 years ago 763 Далее Скачать
We got the Jacobs ladder working #engineering #electronics #electrical #viral #vlog #test John Podsednik 0:18 1 year ago 709 Далее Скачать