以上对合成器vco工作的基本过程进行了描述。

This is the basic description of how most synth VCOs work.

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首先分析直接数字频率合成器(DDS)的基本结构、工作原理、杂散来源、输出频谱特性。

At first, this paper described the basic structure, working principle, sources of spurious signals and characteristics of output spectrum, of direct digital frequency synthesizer (DDS).

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文章介绍了直接数字频率合成器(DDS)的基本工作原理，同时对其杂散进行了分析。

The paper introduced the working principle of the direct digital frequency synthesizer (DDS) and its spurious analysis is performed.

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