DocumentCode
2750194
Title
Four-terminal mutual inductor for calibration of the lock-in amplifier at mV ranges
Author
Pan, Xianlin ; Zhang, Jiangtao ; Zhu, Zhongwen ; Lin, Ting ; Wang, Biao
Author_Institution
Harbin Inst. of Technol., Harbin, China
fYear
2012
fDate
1-6 July 2012
Firstpage
532
Lastpage
533
Abstract
This paper describes a method for calibrating the accuracy and linearity in quadrature part of the lock-in amplifier at mV ranges. The method is based on the use of the four-terminal mutual inductor and three-branch binary inductive current divider (BICD). The measurement standard uncertainties are presented at frequencies from 20 kHz to 200 kHz.
Keywords
amplifiers; calibration; dividing circuits; inductors; measurement standards; measurement uncertainty; calibration; four-terminal mutual inductor; frequency 20 kHz to 200 kHz; lock-in amplifier; measurement standard uncertainty; three-branch BICD; three-branch binary inductive current divider; Amplifiers; Current measurement; Frequency measurement; Inductance; Inductors; Shunt (electrical); Voltage measurement; Four-terminal mutual inductor; binary inductive current divider; binary inductive voltage divider; current-voltage method;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements (CPEM), 2012 Conference on
Conference_Location
Washington, DC
ISSN
0589-1485
Print_ISBN
978-1-4673-0439-9
Type
conf
DOI
10.1109/CPEM.2012.6251038
Filename
6251038
Link To Document