BS EN 61043:1994 IEC 1043:1993 : Specification for Electroacoustics — Instruments for the measurement of sound intensity — Measurement with pairs of pressure sensing microphones
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The primary purpose of this Standard is to to ensure the accuracy of measurements of sound intensity applied to the determination of sound power in accordance with ISO 9614-1.
BS EN 61043:1994 IEC 1043:1993 : Specification for Electroacoustics — Instruments for the measurement of sound intensity — Measurement with pairs of pressure sensing microphones