6DS4NuvistorVacuumTube.jpg
Summary
Description 6DS4NuvistorVacuumTube.jpg |
English:
6DS4
Nuvistor
vacuum tube made by RCA, 1960s
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Source |
Originally uploaded as a thumbnail to the en: Wikipedia by User:EricBarbour . Larger version produced by Lupo from Mr. Rehwinkel's originals by rotating and cropping.
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Author | John Rehwinke | |||||
Permission
( Reusing this file ) |
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