Why aren't new vacuum tubes as good as old ones?


Why aren't new vacuum tubes as good as or better than old ones? Don't we have purer metals? Precision equipment? Why isn't anyone making the highly regarded 7316s?
pmboyd

Showing 2 responses by celander

☝🏻☝🏻 True enough. A lot of craftsmanship, old school tech, and perhaps now-banned materials are not available.