12B4: Difference between revisions

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It is used in the [[551]] and [[555]].
It is used in the [[551]] and [[555]].
It is used as a pass tube in the power supply of the [[513]].


* [http://w140.com/12B4A.pdf 12B4A Datasheet (PDF)]
* [http://w140.com/12B4A.pdf 12B4A Datasheet (PDF)]

Revision as of 20:17, 22 November 2014

The 12B4 is a triode with 5.5 W maximum plate dissipation, 1000 V peak plate voltage, and and 105 mA peak cathode current.

It is used in the 551 and 555. It is used as a pass tube in the power supply of the 513.

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