Check out the BALL BEARING fans from Mouser catalog. They last longer than sleeve bearing ones commonly used in commercial electroncis. Stuart K5KVH -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative requests: tentec-REQUEST@contesting.com Problems: owner-tentec@contesting.com Search: http://www.contesting.com/km9p/search.htm