This paper describes the input circuit and anti-interference measures of A-D-A type digital frequencydiscriminator used in the speed governing system of hydraulic turbines.
本文介绍用于水轮机调速系统中的A-D-A型数字鉴频器的输入电路和抗干扰措施。
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Discriminator: a device that converts a property of an input signal such as frequency or phase into an amplitude variation depending on how the signal differs from a standard or reference signal.