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CPC Subgroup
H01J 25/34

Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps

Full Title

Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons (details of transit-time tubes H01J23/00; particle accelerators H05H) > Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps

4 direct subcodes

Child Classifications

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  • H01J 25/48 Tubes in which two electron streams of different velocities interact with one another, e.g. electron-wave tube
  • H01J 25/49 Tubes using the parametric principle, e.g. for parametric amplification