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BS 6647 85th Edition, October 31, 1985
Complete Document
Active, Most Current
Guide to Oscilloscopes and Peak Voltmeters for Impulse Tests
Includes all amendments and changes through Reaffirmation Notice , December 15, 1991
Additional Comments: SAME AS IEC 790
Page Count:24
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Gives requirements for analogue oscilloscopes and peak voltmeters used for measurements during tests with high impulse voltages and high impulse currents. Covers the specific characteristics, tests and calibrations required to meet the measuring accuracies specified in BS 923:Part 3.