Presents a DAC dynamic test instrument that display DAC output waveform of any division open loop VHF number generator used in the broadband oscilloscope.
阐述了以开环数字高频振荡发生器将数模转换器输出阶梯波的任一部分，在宽带示波器上显示出来的动态测试设备。
This paper presents a DAC dynamic test instrument which display DAC output waveform of any division open loop VHF number generator used in the broadband oscilloscope.
本文介绍了以开环数字高频振荡发生器将DAC输出阶梯波的任一部分，在宽带示波器上显示出来的动态测试设备。
Using a reformative redundant stage, gain errors are measured by PR (pseudo-random) signal being injected at sub-DAC output and compensated in background according to the estimated value.
该方法应用改进冗余位结构，通过在其子dac输出端引入伪随机信号测量级间增益，并利用此估计值在后台进行增益误差补偿。
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