The End of Thermionic Valves ?

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The End of Thermionic Valves ?

Postby softspeaker » 13 Jan 2015, 12:42

Recent advances in ‘cold cathode’ technology may be able to overcome some of the deficiencies of traditional electron tubes, which for the most part, rely on thermionic emission to emit electrons. An electron tube that employs a cold cathode would be able to overcome the disadvantages of traditional thermionic valves (bulky, tedious warm up times and large power consumption) whilst maintaining high output power density. ... ic-valves/

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