Title :
A multi-frequency 4-terminal-pair AC bridge
Author :
Jeffery, A. ; Shields, J.Q. ; Shields, S.H.
Author_Institution :
Nat. Inst. of Stand. & Technol., Gaithersburg, MD, USA
Abstract :
A 4-terminal-pair AC bridge, capable of a relative uncertainty of 2/spl times/10/sup -9/, has been constructed at NIST. The bridge is a multi-ratio bridge (10:1, 2:1 and 1:1) and operates in the range from 100 to 2000 Hz. The design and initial testing of this bridge is described.
Keywords :
bridge instruments; calibration; measurement standards; measurement uncertainty; multiterminal networks; 100 to 2000 Hz; NIST; calibration; four-terminal-pair AC bridge; initial testing; multi-frequency bridge; multi-ratio bridge; relative uncertainty; Bridge circuits; Buildings; Calibration; Capacitance measurement; Capacitors; Electrical resistance measurement; Frequency measurement; Laboratories; NIST; Quantum capacitance;
Conference_Titel :
Precision Electromagnetic Measurements Digest, 2000 Conference on
Conference_Location :
Sydney, NSW, Australia
Print_ISBN :
0-7803-5744-2
DOI :
10.1109/CPEM.2000.851063
