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RE: Best current KT88

Since the issue is raised, does anyone know for a fact, the purpose of holes in plates? I've heard (A) for cooling, (B) to be able to inspect the filament-to-cathode spacing, or . . . . . . .? Does anyone know the definitive reason? Thanks.


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  • RE: Best current KT88 - nsgarch 06/1/0714:13:41 06/1/07 (1)

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