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Instrument for Measuring True-RMS AC Voltage and AC Voltage Fluctuations

机译:用于测量真有效值交流电压和交流电压波动的仪器

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摘要

This invention relates to devices for measuring fluctuations in alternating current voltage, and more particularly to instruments for measuring true-RMS line voltages, frequency and percent regulation in connection with measurements required in the testing of diagnostic X-ray equipment and similar apparatus.

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