Microwave Linear Beam Tubes » Exercise - 14. In a klystron amplifier, velocity modulation of the electron beam is produced by the : (a) collector (b) catcher cavity (c) buncher cavity (d) cathode
Microwave Linear Beam Tubes » Exercise - 1 11. A traveling wave tube consists of : (a) electron gun, helix and repeller (b) electron gun, helix and collector (c) electron gun, repeller and collector (d) buncher cavity and catcher cavity
Microwave Linear Beam Tubes » Exercise - 12. Decreasing the volume of a cavity causes its resonant frequency to : (a) increase (b) decrease (c) remain the same (d) drop to zero
Microwave Linear Beam Tubes » Exercise - 13. Which of the following is not a microwave tube ? (a) traveling-wave tube (b) cathode-ray tube (c) klystron (d) magnetron