IPC Subgroup
H01J 25/49 Tubes using the parametric principle, e.g. for parametric amplification
Introduced: September 1968
Last revised: January 2006
Full Title
Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons > Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps > Tubes using the parametric principle, e.g. for parametric amplification
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS