Absolute calibration of a 100 KV DC divider

An absolute determination of the ratio of a 100 kV DC divider has been made. A new Zener device that has recently become available has been used in a step-up mode to obtain the divider ratio. The uncertainty of the determination is 5.5 ppm.

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[2]  Saverio D'Emilio,et al.  Calibration of DC Voltage Dividers up to 100 kV , 1985, IEEE Transactions on Instrumentation and Measurement.