Medical or industrial X-ray machine manufacturers may have HV cables. One that comes up in a google search is Essex and they have HV cables for u= p to=20 250kVdc. I guess they are quite expensive though. /Ruben --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .