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Electron Motion in Static Fields
Currents in Microwave Tubes
Exchange of Power between Electron Streams and Periodic Electric
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accelerating admittance alternating amplifier anode antenna band bandwidth Bell System Bell System Tech c/vp calculated capacitance cathode Chapter charge conductor considered convection current corresponding cross section current density cylindrical delay line determined diode displacement current distribution drift space effect electric field electron beam electron gun electron stream electron trajectories electron velocity equation equivalent circuit field components fluctuations four-terminal network function given by Eq grid grid-controlled tubes group velocity helix Hence induced current input Inst introduced J. R. Pierce klystron linear load magnetic field magnetron maximum Mc/sec microwave tubes noise figure obtain from Eq output periodic phase constant phase velocity Phys potential minimum Proc produced propagation constant quantities Radio Engrs radius region retarding field short-circuited shown in Fig slots space harmonics space-charge limited space-charge waves tf>L tion traveling wave traveling-wave magnetron traveling-wave tube triodes tuned circuit velocity modulation voltage wave guide zero