In Reply to: Re: gz 37?????? posted by m-r-silver@msn.com on January 21, 2007 at 15:23:38:
Cossor is a rebrander and did not make tubes. Your Cossors are Mullards. Fact is, all vintage GZ37s are Mullard productions. There is no difference between the mil and non mil designated tubes. It's just a numbering system.
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Follow Ups
- Re: gz 37?????? - Len_ 19:57:59 01/21/07 (1)
- 8 years on my GZ37's. - Elmo 05:23:19 01/22/07 (0)