DocumentCode
2970455
Title
Response of Hall probes in the ultra-acoustic frequency range
Author
Callegaro, L.
Author_Institution
Ist. Elettrotecnico Nazionale Galileo Ferraris, Torino, Italy
fYear
1998
fDate
6-10 July 1998
Firstpage
582
Lastpage
583
Abstract
A setup for measurement of frequency response of Hall probes in the ultra-acoustic range is described. Field is probed inside a coaxial circuit with circular and axial symmetry, minimizing variations of field distribution with frequency and offering calculable geometry. Probe signal, and current signal from a high-frequency shunt, are acquired both with a lock-in amplifier and an ac voltmeter.
Keywords
Hall effect transducers; magnetic sensors; ultrasonic measurement; ultrasonic transducers; Hall probes; ac voltmeter; axial symmetry; calculable geometry; circular symmetry; coaxial circuit; current signal; field distribution; frequency response; high-frequency shunt; lock-in amplifier; ultra-acoustic frequency range; Calibration; Coaxial components; Conductors; Frequency; Geometry; Hall effect devices; Magnetic field measurement; Magnetic flux; Probes; Voltmeters;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 1998 Conference on
Conference_Location
Washington, DC, USA
Print_ISBN
0-7803-5018-9
Type
conf
DOI
10.1109/CPEM.1998.700066
Filename
700066
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