输入多路器位于通信卫星的接收机输出端用于将宽带信号分别传送给多个转发器输入端
The input multiplexer is located at the output end of the receiver of a communication satellite and is used to transmit broadband signals to the input ends of multiple transponders respectively
以上为机器翻译结果，长、整句建议使用 人工翻译 。