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NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co LtdfiledCriticalNEC Corp
Priority to JP6233077ApriorityCriticalpatent/JPS53147578A/en
Publication of JPS53147578ApublicationCriticalpatent/JPS53147578A/en
Testing Electric Properties And Detecting Electric Faults
(AREA)
Abstract
PURPOSE: To measure resonance frequencies in a short time by letting the multiple waves of N times of the frequency whose phase coincides with that of the resonance frequency of a vibrator pass through a gate for 1/N second.
COPYRIGHT: (C)1978,JPO&Japio
JP6233077A1977-05-271977-05-27Measuring apparatus for mechanical vibrator resonance frequency
PendingJPS53147578A
(en)