IPC Subgroup
H01J 25/68 Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
Introduced: September 1968
Last revised: January 2006
Full Title
Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons > Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
Related Keywords
BARKHAUSEN-KURZ tubes
2 direct subcodes
Child Classifications
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- H01J 25/7 with resonator having distributed inductance and capacitance, e.g. Pintsch tube
- H01J 25/72 in which a standing wave or a considerable part thereof is produced along an electrode, e.g. Clavier tube