On the Cover
In this issue
- The Lenkurt Tube Mystery Odd choice of tubes used by Kenkurt.
- #45 Tube Substitutes Various ways to adapt tubes to perform with the characteristics of another.
- A “Holier Than Thou” 7B7 Possible explanation for the 7B7 being made with an odd choice of meterials.
- The “General” Is Coming! Steps taked to make the best impression to the President of RCA.
- Sodion Tubes – Don’t Try This At Home! Problems cleaning dirty Sodion tubes.
- Development of the Power Pentode in the U.S. Late introduction of power pentode tubes made in the U.S.
- Stromberg-Carlson 8-80 Amplifier Advertisement for the 8-80 stereo amplifier.
- The Altec TV Set! The famous audio amplifier maker tries entering the TV market.
- From DeForest’s Notebook DeForest’s notebook seems to show his development style to be experimental more than electronic analysis.
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