调频和电视多频道共塔技术中的关键设备是多频道合成器。
The most important equipment is multi-channel synthesizer, it impacts capacity of whole system.
滤波器是邻频频道合成器的关键部件之一，而耦合问题又是滤波器设计的关键。
Filter is a key unit of adjacent frequency channel synthesizer and coupling problem is a key point in the design of a filter.
可以将不同的合成器置于不同的频道中以实现复杂的多音性能。
Different synthesizers can be allocated to different channels allowing complex multi-phonic performances to be realized.
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