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6A7 tube substitutes?

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11-08-2019, 10:03 AM

dieseljeep dieseljeep is offline

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Join Date: Jul 2010

Posts: 7,562

Quote:

Originally Posted by Boobtubeman

What i meant was 6C6 will sub a 77 and a 6D6 will sub a 78, is there a # that will sub a 6A7??

The 6A7 is a pentagrid converter tube and the only one that I know of, with the same characteristics in a UX7 base. More modern counterparts are the 6A8, 6SA7, even 6BE6.
I'm surprised that the prices went that high.

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