L4 EL34 op point

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Hi,

Hopefully someone can help. I am trying to understand the op point used in the L4 output stage, the 250R cathode resistor seems odd to me, with what I assume is about 380v B+ I can't see how the EL34's are not being considerably overdriven?

What am I missing?

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Topic - L4 EL34 op point - lurcher 05:56:41 03/27/11 (4)

RE: L4 EL34 op point - AudioNoteKits 09:28:51 03/27/11 (3)

RE: L4 EL34 op point - lurcher 10:35:21 03/27/11 (2)

RE: L4 EL34 op point - AudioNoteKits 10:41:55 03/27/11 (1)

RE: L4 EL34 op point - lurcher 12:05:30 03/27/11 (0)

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