A new signal processing circuit of vortex flow meter based on variable gain amplifier and digital signal processor (DSP) unit is designed.
设计一种基于变增益运算放大器和DSP数字信号处理单元的新型涡街流量计信号处理电路。
A capacitor meter will be needed to read the capacitance from the temporally installed add on variable capacitor.
将需要一个电容计，读取时间安装的可变电容器的电容。
The main flux of asynchronous motor varies with the power voltage and the para-meter of excited inductance becomes a variable.
电源电压变化时，异步电动机主磁通随之变化，与之相应的激磁电感参数将是一个变数。
The digital frequency meter to achieve the desired requirements of the variable-range measurement, measuring range 0.1Hz-9999MHz, accuracy up to 0.1Hz.
该数字频率计达到预期要求，实现了可变量程测量，测量范围0.1Hz—9999MHz，精度可达0。
The weighing meter consists of a variable frequency feed screw and a weighing sensor;
所述称重计量器 由变频螺旋送料机和称重传感器构成；
The weighing meter consists of a variable frequency feed screw and a weighing sensor;
所述称重计量器 由变频螺旋送料机和称重传感器构成；
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