I have been a reader for quire a while but I have never posted anything. I hope I am doing it right. Here is a link to an article on three phase converters. http://www.metalwebnews.com/electric.html Keith Spriggs City of Cherokee County of Crawford State of Kansas Country of USA Friend of Jesse's Builder of model staionary engines mostly Corliss MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.