12B4: Difference between revisions

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10 bytes added ,  11 October 2021
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|Part_nos=
|Part_nos=
|Description=power triode
|Description=power triode
|Used_in=126;502;502A;551;555;513;581;585;
|Used_in=126;502;502A;551;555;513;581;581A;585;585A;
|Designers=
|Designers=
}} with a {{B9A base}}.  It has 5.5 W maximum plate dissipation, 1000 V peak plate voltage, and and 105 mA peak cathode current.
}} with a {{B9A base}}.  It has 5.5 W maximum plate dissipation, 1000 V peak plate voltage, and and 105 mA peak cathode current.

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