IPC Subgroup
H01J 23/2 Cavity resonators; Adjustment or tuning thereof
Introduced: September 1968
Last revised: January 2006
Full Title
Details of transit-time tubes of the types covered by group > Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge > Resonators > Cavity resonators; Adjustment or tuning thereof
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
2 direct subcodes
Child Classifications
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- H01J 23/207 Tuning of single resonator
- H01J 23/213 Simultaneous tuning of more than one resonator, e.g. resonant cavities of a magnetron