跨接在电压源上的任何外部分流电阻都会使测量的电压衰减，如图2 - 3所示。
Any external shunt resistance across the voltage source will attenuate the measured voltage, as shown in Figure 2-3.
注意，这种测量方法是两线电阻测量，而使用静电计电压表和外部电流源则可以进行四线测量。
Notice that this is a two-wire resistance measurement compared to using the electrometer voltmeter and external current source, which can make a four-wire measurement.
该混频器接收来自外部直流电压源动力。
The mixer receives its power from an external DC voltage source.
这个引脚起到接近2V直流的恒值电压源作用，并使RLS提供的外部电路电流降低。
This pin ACTS as a constant voltage source at approximately 2v dc and sinks current from the external circuit, which RLS supplies.
该器件内置一个精密低噪声、低漂移内部带隙基准电压源，也可采用外部差分基准电压。
The device contains a precision low noise, low drift internal band gap reference and can also accept an external differential reference.
也可以选用外部基准电压源，以满足应用的直流精度与温度漂移要求。
An external reference can also be chosen to suit the dc accuracy and temperature drift requirements of the application.
可程控基准电压源不仅要满足传统基准电压源的所有性能指标要求，其输出电压还可通过外部数字信号来精确设定。
Except for traditional circuit requirements, programmable voltage reference requires that its voltage can be preset and regulated accurately through external digital signals.
可程控基准电压源不仅要满足传统基准电压源的所有性能指标要求，其输出电压还可通过外部数字信号来精确设定。
Except for traditional circuit requirements, programmable voltage reference requires that its voltage can be preset and regulated accurately through external digital signals.
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