The system adopts direct digital synthetic (DDS) technology for building the sine wave generator to realize continuous regulation of amplitude, frequency and phase modulation.
系统采用直接数字合成（DDS）技术构建正弦波发生器，实现幅值、频率、相位等连续调节；
The system adopts direct digital synthetic (DDS) technology for building the sine wave generator to realize continuous regulation of amplitude, frequency and phase modulation.
系统采用直接数字合成（DDS）技术构建正弦波发生器，实现幅值、频率、相位等连续调节；
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