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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Priority to JP4274776ApriorityCriticalpatent/JPS52126267A/en
Publication of JPS52126267ApublicationCriticalpatent/JPS52126267A/en
PURPOSE: To measure the power factor with simple circuit constitution by obtaining an output voltage proportional to (π/2-ϕ) and identifying the delay and advance in phase relations with a polarity of output concerning the phase difference ϕ of two sinusoidal wave alternating input.