6939: Difference between revisions

Revision as of 23:47, 8 October 2021

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

The 7699 is similar.

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-The '''6939''' (European equivalents '''QQE02/5''', '''QQV02/6''') is a dual tetrode (Qa 2 × 3 W) designed for push-pull RF amplifier power stages.
+{{Vacuum Tube
+|Type=Double Tetrode
+|Number=6939
+|EuroNumber=QQE02/5, QQV02/6
+|Part_nos=
+|Description=dual tetrode
+|Used_in=581;585;
+|Designers=
+}} (Q<sub>A</sub> 2 × 3 W) designed for push-pull RF amplifier power stages.
 The [[7699]] is similar.