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Tube🌿Time
1d ago
feast your ocular orbs on this cross section of a miniature Nuvistor vacuum tube.
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Tube🌿Time
1d ago
RCA published a really nice cutaway drawing with annotations.
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Wikinaut
@tubetime
https://
en.wikipedia.org/wiki/Nuvistor
#Servicepost
Nuvistor - Wikipedia
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Wikinaut