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In Reply to: Your favourite ECC88/6DJ8/6992 pre amp tube? posted by Bibi on October 1, 2004 at 01:32:55:
Could you look at the etched codes on these?I have about a dozen of these in HP coarboard tubes that have UK etched codes ("B" as first letter in second row.)
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- Re: Amperex A frame Hewlett Packard ECC88's - Ivan303 09:00:10 10/01/04 (0)