Here you will find information about the construction of tubes and what some of them were used for. My main interest is special tubes. You will not find any large amount of data about audio applications. You will however find some illustrated examples as well as other useful information about these nice warm old things.
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Philips Electronic Counter PW4032 using E1T counting tubes
Some species of our glowing friends
Camera tubes
Radiation detectors
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Lots of interesting information about
tubes, valves and the history behind them.
All pictures except where
noted
