Hi All, Can anyone provide me with the specs on the 4651 Ceramic tube. Manufactured by ITT and I think Burle. Thanks Norm N8RGR -- 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