6939: Difference between revisions

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==Used in==
==Used in==
* [[581]]/[[585]] early models - final vertical output stage
* [[581]]/[[585]] early models - final vertical output stage
* [http://www.nj7p.org/Tubes/PDFs/Frank/079-RCA/6939.pdf Datasheet]


[[Category:Tetrodes]]
[[Category:Tetrodes]]

Revision as of 22:48, 25 May 2020

The 6939 (European equivalents QQE02/5, QQV02/6) is a dual tetrode (Qa 2 × 3 W) designed for push-pull RF amplifier power stages.

The 7699 is similar.

Links

Used in

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