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GB/T 20248-2006 English PDF

GB/T 20248-2006_English: PDF (GB/T20248-2006)
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GB/T 20248-2006English234 Add to Cart 3 days [Need to translate] Acoustics -- Measurement of sound pressure levels in the interior of aircraft during flight Valid GB/T 20248-2006


BASIC DATA
Standard ID GB/T 20248-2006 (GB/T20248-2006)
Description (Translated English) Acoustics. Measurement of sound pressure levels in the interior of aircraft during flight
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A59
Classification of International Standard 17.140
Word Count Estimation 12,162
Date of Issue 2006-05-08
Date of Implementation 2006-11-01
Adopted Standard ISO 5129-2001, IDT
Drafting Organization Institute of Acoustics
Administrative Organization National Standardization Technical Committee Acoustics
Regulation (derived from) China Announcement of Newly Approved National Standards No. 6 of 2006 (No. 93 overall)
Proposing organization Chinese Academy of Science
Issuing agency(ies) Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China
Summary This standard specifies the stationary aircraft in flight cabin crew and passengers position SPL measurement equipment and requirements for measurement methods and reporting requirements. SPL describe the aircraft cabin can be used to determine the acoustic environment of each kinds of parameters, measurement methods specified in this standard aims to ensure the consistency of the measurement results, measurement uncertainty determined to provide base-chu this standard provides a read-out device from the microphone to a complete electro-acoustic measurement system performance specifications. As long as the total measurement system meets the technical specifications of this standard, you can choose from a variety of different measurement system components. The recommended method for measuring the sound pressure signals can be recorded for 1/3 octave band sound pressure level analysis, may also be the 1/3 octave band sound pressure level measurements.

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