運用數值模擬來提升高功率毫米波速調管的電子轉換效率、頻寬、及增益，便是我們所要研究的課題。本文採用兩間隙的分佈作用腔作為輸出腔，其最大優點是能夠承載高平均功率能量，且能提高頻寬及效率。自國外引進大小訊號程式，針對重要的設計參數去分析及優化，可以縮短高頻作用段的設計時程且預期可能達到的成果。其中，使用三種調諧方式以增加頻寬及效率，且引進調頻機制的概念以便將來可以精準的控制各諧振腔的頻率。而我們預期可達到頻寬113 MHz、效率20.26 %、最大輸出功率1134.6 W的目標。

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