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In Reply to: RE: CCa Siemens Identification (with actual photos) posted by erik on February 13, 2021 at 08:23:33:
Thank Erik!
thanks to your comment, I found this, and it is a lead of research:
https://www.audioasylum.com/cgi/t.mpl?f=tubes&m=22092
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Follow Ups
- RE: CCa Siemens Identification (with actual photos) - beto1 08:54:30 02/13/21 (0)