A celebration of the addition of an LRS Relay and ita AEG amplifier to the museum of the University of Electro_Communications in Chofu City, Tokyo. The celebrents are, left to right, Hisashi Ohtsuka (who assembled the collection), Prof. Yukawa (museum curator, Bengt Svensson (who played a mojor role in having the LRS transferred from the Technical Museum in Stockholm), and Bjorn Forsberg (another LRS enthusiast).
In this issue
- The Electrad Diode
- Manfacture of a High Frequency Transmitting Tube
- More on the 5918
- Excess Emission
- Hytron
- Hytron HY-Numbered Tubes
- Review: Lee De Forest – King of Radio, Television, and Film
- Electronic Tuibes Help Win Battles
- Norman Krim, RIP
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