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Original Message
RE: 6SF5 vs 12AX7
Posted by FlaCharlie on January 28, 2021 at 05:28:41:
They both have a mu of 100 and other parameters are very close, although not exactly the same.
https://tube-data.com/sheets/127/1/12AX7.pdf
https://tube-data.com/sheets/127/6/6SF5.pdf