采用温度传感器AD590、湿度传感器HM1500、A/D转换器CC7107以及少量常用元器件，设计并制作了一款低功耗、低成本的数字显示温湿度两用测量仪。
Using the temperature sensor AD590 and humidity sensor HM1500, and the A/D converter CC7107 etc. A low power and low cost measurer of temperature and humidity was designed.
介绍一种用模数转换器(adc)进行温度补偿的压力测量电路，对模数转换器(adc)在温度补偿中的原理和作用进行了论述和分析。
A kind of pressure measuring circuit with ADC for temperature compensation was introduced. The principles and functions of ADC circuit in temperature compensation were discussed in detail.
然后，借助于研制的精密四端对-单端口转换器，用四端对阻抗测量仪测量单端口电容器容量值；
Secondly, with the aid of developed 4TP-single-terminal-port transform device, capacitance value of single-terminal-port capacitor is measured by 4TP impedance instrument.
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