bn:01890852n
Noun Concept
ES
barkhausen-kurz tubo  tubo barkhausen-kurz
EN
The Barkhausen–Kurz tube, also called the retarding-field tube, reflex triode, B–K oscillator, and Barkhausen oscillator was a high frequency vacuum tube electronic oscillator invented in 1920 by German physicists Heinrich Georg Barkhausen and Karl Kurz. Wikipedia
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