6939: Difference between revisions
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{{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. | The [[7699]] is similar. |