Inquiry (采购产品): surface mount transformer Do you have a surface mount transformer with about a 20 to one step up? It would be used in a downhole low power downhole gamma ray high voltage supply. Secondary voltage would be on the order of 500 volts. Temperature rating would be 175C. **** Hidden Message ***** Bob Sloan PO 2031 Park City, UT 84060-2031 USA Company: R. Sloan Title: Consultant E-mail: sloanr@houston.rr.com **** Hidden Message ***** sloanr@houston.rr.com