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随着广播事业的迅猛发展,广播的频道不断增多,广播的时间也不断地延长;同时随着广播播出质量和安全播出要求的不断提高,模拟广播播出系统的技术指标和系统构架已不能满足广播发展的需要,在一定程度上影响了广播事业的发展。建设数字化广播直播室系统成为必然的趋势,下面以浙江电台数字化直播系统为例,介绍数字化系统的构成及特点。
With the rapid development of the broadcasting industry, the number of channels for broadcasting has been on the increase and the time for broadcasting has been continuously extended. Meanwhile, as the quality of broadcast broadcasting and the requirement of broadcasting continuously improve, the technical indicators and system architecture of the broadcasting system for analogue broadcasting have been Can not meet the needs of the development of radio, to a certain extent, affected the development of broadcasting. The construction of digital broadcasting studio system has become an inevitable trend. The following takes Zhejiang Radio Digital Live Broadcasting System as an example to introduce the composition and characteristics of the digital system.