由中国空间技术研究院开发研制的“鑫诺二号”通信卫星重约5.1吨，星上载有22个转发器。
SinoSat-2, mainly developed and manufactured by the Chinese Academy of Space Technology, weighs about 5.1 tons and has 22 transponders.
原因只有一个，那就是维护他们垄断的有线电视广播，因为有线电视也是接收通信卫星转发的节目。
There is only one reason, that is to safeguard their monopoly of the cable TV broadcast, cable TV is also receiving because communication satellite forwards the program.
在通信卫星的处理转发器中，星上解调是一项重要的技术，可以提高卫星通信信号的传输质量。
In communication satellites 'processing transponders, the on-board demodulation is an important technology, which can improve the transmission qualities of satellite signals.
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