A cryogenic current comparator bridge for resistance measurements at currents of up to 100 A

被引:0
|
作者
Williams, JM [1 ]
Kleinschmidt, P [1 ]
机构
[1] Natl Phys Lab, Ctr Electromagnet Metrol, Teddington TW11 0LW, Middx, England
关键词
D O I
10.1109/CPEM.1998.699838
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The use of cryogenic current comparators at NPL has been limited so far to currents of 100 mA. A new current comparator with a maximum current capacity of 100 A has been developed and will form the basis of a resistance ratio bridge for low value resistors with a relative uncertainty of 10(-7) or better.
引用
收藏
页码:163 / 164
页数:2
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