The results show that: when two signals are inputted into TWT, the output power includes the intermodulation components, and the intermodulation components have important effect on broadband TWT.5.

• 分析结果表明：在多信号输入时，输出功率中确实有输入信号的互调制分量产生，同时可以发现，对于宽频带的行波管，互调制分量对主工作频率输出功率有比较大的影响。