Svar till: Is it possible

[Alexander Hahn]

Stanley, the best information I found is here: https://web.archive.org/web/20050311003838/http://www.antiquewireless.org/otb/blw535202.htm
And the english Wikipedia, of course: https://en.wikipedia.org/wiki/Alexanderson_alternator
Vy 73, Alex – DH2ID