K&K Audio / Lundahl Transformers

12BH7A question

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It looks like the 12BH7A is very similar in characteristics as the ECC99, pinout and all.

The Raven is spec'd with an 87 ohm shared cathode resistor and regulated 150V B+. Would this be a good operating point for the 12BH7A? It would be deluxe to just swap tubes and compare results.

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