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Application filed by Philips NvfiledCriticalPhilips Nv
Publication of CH239651ApublicationCriticalpatent/CH239651A/de
H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
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Engineering & Computer Science
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Power Engineering
(AREA)
CH239651D1942-04-171943-04-15Vorrichtung für hochfrequente Schwingungen mit zwei Entladungsröhren, deren Hüllen aus Isoliermaterial bestehen.
CH239651A
(de)