Can anyone help me identify some International Rectifier Corp. rectifier blocks, part number "GB 525 / HV" ? Thanks in advance for the help. Alan, W3BV -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.contesting.com/km9p/search.htm