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RE: Learning more about your 5687 tubes...

I was wondering the same thing, but though I have at times accidently set a lower voltage setting with no issues, going the other way could be risky. Sacrificing a tube.

Here's a real good article link I came across discussing the tube itself.



"I know just enough to get into trouble. But not enough to get out of it."

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  • RE: Learning more about your 5687 tubes... - Jonesy 14:38:27 04/08/21 (0)


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