The Development of High-precision AC-DC Current Calibration Source
Shufan Zeng · Electrical Measurement & Instrumentation · 2010
In order to satisfy the need of the traceability and value of a quantity transfer of AC-DC ampere meter,the paper developed the AC-DC current calibration source of high-precision,high-power and broadband frequency response,which is unification of the source and standard instrument.It introduced the various parts of the principle and characteristics of the circuit,through the rational allocation of the various parts of the power to achieve the required technical specifications.