www.airraidsirens.com/proj_3phase.htm is a very well thought out project. A classic rural phase-converter situation for multiple motors is https://www.electrical-contractor.net/ubb/Forum7/HTML/000234.html
Check though usenet {Google Groups} for metalworking and woodworking newsgroups.




[This message has been edited by Bjarney (edited 01-24-2005).]