DocumentCode
2526946
Title
Microprocessor-based audio-frequency CT automatic calibrator
Author
Wang, Z.Y. ; Ma, G.L. ; Yie, C.
Author_Institution
Harbin Inst. of Technol., China
fYear
1988
fDate
20-22 Apr 1988
Firstpage
248
Lastpage
252
Abstract
An automatic microprocessor-based audio-frequency CT calibrator, which is based on sample-hold detection, is presented. Due to the use of a nonbalancing differential circuit (without feedback channel), unstable measurement is avoided. The calibrator can be used at frequencies of 50-1500 Hz. Its accuracy is ±1%
Keywords
calibration; computerised instrumentation; sample and hold circuits; transformers; 50 to 1500 Hz; automatic microprocessor-based audio-frequency CT calibrator; comparative transformer; computerised instrumentation; nonbalancing differential circuit; sample-hold detection; Automatic control; Circuits; Computed tomography; Electrical equipment industry; Error correction; Filters; Frequency; Instruments; Phase detection; Transformers;
fLanguage
English
Publisher
ieee
Conference_Titel
Instrumentation and Measurement Technology Conference, 1988. IMTC-88. Conference Record., 5th IEEE
Conference_Location
San Diego, CA
Type
conf
DOI
10.1109/IMTC.1988.10860
Filename
10860
Link To Document