The RCA “Sellin Fool” mannikin of 1931-32 returns, this time endorsing TCA.
In this issue
- An Alesa Vaic Factory Tour
- More on Penta Tubes
- Blue Glow
- Vacuum Tube Reliability
- Weird Tube of the Month: The Crosley Deflectron
- Report on Eastern trip – April 11 to April 22 (1949)
- Cataphoretic Cathodes
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