Tube🌿Time1d ago
feast your ocular orbs on this cross section of a miniature Nuvistor vacuum tube.
Show threadTube🌿Time1d ago
RCA published a really nice cutaway drawing with annotations.
Show threadTube🌿Time1d ago
and here is the Nuvistor, flanked by a "miniature" vacuum tube on the left and a transistor from the same era on the right. RCA's Nuvistor was just a micro-miniaturized vacuum tube they felt could beat the transistor. (it did not.)
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@tubetime

Check hamfests if people want to find some. They were used in early 60's Motorola PT-100 Handie-Talkies

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Apr 5 at 4:14pmWeb