A-12. The accelerator grid and the buncher grids.
A-13. The catcher cavity.
A-15. Intermediate cavities between the input and output cavities.
A-16. A large negative pulse is applied to the cathode.
A-17. The middle cavity.
A-18. The bandwidth decreases.
A-19. Stagger tuning.
A-20. The reflector or repeller.
A-22. Three-quarter cycle.
A-23. Mode 2.
A-24. Power is reduced.
A-25. The half-power points of the mode.
A-26. Voltage amplification.
A-27. Used to focus the electrons into a tight beam.
A-28. The directional couplers are not physically connected to the helix.
A-29. The traveling wave must have a forward velocity equal to or less than the speed of the electrons
in the beam.
A-30. The helix.
A-32. A magnetic field.
A-33. Anode or plate.
A-34. The resonant cavities.
A-35. The permanent magnet.
A-36. The critical value of field strength.
A-38. The negative-resistance magnetron has a split plate.
A-39. The application of the proper magnetic field.