Hisashi Ohtsuka (right), enjoying his 2009 Schrader Award plaque with Dr Yukawa, museum director of the University of Electro_Communicationon Tokyo. Photos: Hisashi Ohtsuka
In this issue
- Review: Radio Valve Dayta, 1926-1946.
- Review: A Radioo Patent Chronology
- “Announcing: Vintage TEK.org
- TCA Board Meeting, 2009
- TCA member meeting, 2009
- The Demise of the AWA
- Reader Report – The Fence Charger
- Sperry Klystrons – Sales Report
- Comtemporary Tube Manufacture: KR Audio Electrronics
- Sylvania “House-Numbered” CRTs, part 1
- “Perfect Radio Tubes”
- Weird Tube of the Month: The Wamoscope
- Rebuilding Picture Tubes
- Tube Troubles in TV Receivers
- A Four-Electrode Tube and Circuit
Leave a Reply