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Aluminized vs Non Aluminized tubes
Here are some pictures I took illustrating the differences between an aluminized 10FP4 and a non aluminized 12LP4
This first pic is the 10FP4, you can see the shiny silvery coating inside, it extends all the way back past the anode connector.
Last edited by Eric H; 01-31-2004 at 04:36 PM.
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