Design studies of 140GHz, 1.6MW gyrotron oscillator

The design of a 140GHz gyrotron oscillator operated in the circular TE
_22,6
mode is presented. Results of simulations with nonlinear theory code show that the gyrotron can generate peak power of 1.6MW at 140GHz when utilized a 80kV, 40A, ν
_⊥
/ν
_∥
=1.4 electron beam, and the gyrotron operates stably in the operating mode.