On the Cover
In this issue
- Electronic Starter Kit, Shockproof A review of early multi-purpose radio kits.
- Wierd Tube of the Month: The Quadratron The Baker-Smith Company adds an additional plate to act as a control grid.
- The “Reprocessing” Tube Racket The selling of re-processed tubes to the public.
- Grumping About Tubes Philco Serviceman, June, 1954.
- The Sylvania “Rocket” Tube A line of super-high frequency tubes.
- Design Principals of Planar Triodes Sylvania data on planar triodes.
- China Appoints Arctarus Radio Press from about 1933 note the contract with Arctarus and China.
- Thermionic Age in Brazil – Continued 2 Continued overview of receiving tubes in Brazil.
- 55-Watt Amplifier with 6L6s RCA Application Note No. 68.