Abstract
该文对L波段10 MW多注速调管输出系统开展了模拟和实验研究。计算分析了新型双端口6注同轴输出腔谐振频率、品质因数、特性阻抗等高频参数;设计了扁波导耦合输出窗,在波导内设置金属杆以调节阻抗匹配,使输出窗在工作频点1.3 GHz的驻波比计算值小于1.01,驻波比1.2以下带宽为100 MHz;加工了输出系统实物,开展了冷测实验,实验值与设计值吻合良好;利用PIC软件对输出系统注-波互作用特性进行了计算,获得了大于10 MW的输出功率,计算注-波转换效率大于65%。
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