• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Newb B9A question

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Is this diagram as you look at the pins on the tube or the holes on the tube holder?
bab_b9a.gif
 
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