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SJZ9148-1987 English PDF

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SJZ9148-1987: Electro-acoustical measuring equipment for aircraft noise certification
Status: Obsolete
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
SJ/Z 9148-1987English399 Add to Cart 3 days [Need to translate] Electro-acoustical measuring equipment for aircraft noise certification Obsolete SJ/Z 9148-1987

PDF similar to SJZ9148-1987


Standard similar to SJZ9148-1987

GB/T 12807   GB/Z 12414   SJ/T 9148   

Basic data

Standard ID SJ/Z 9148-1987 (SJ/Z9148-1987)
Description (Translated English) Electro-acoustical measuring equipment for aircraft noise certification
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard N65
Word Count Estimation 10,156
Date of Issue 1/6/1988
Date of Implementation 1/6/1988
Adopted Standard IEC 561-76, IDT
Regulation (derived from) Ministry of Industry and Information Technology Notice 2013 No. 52
Summary This standard applies to aircraft noise assessment of acoustic measurement and analysis equipment provides better performance requirements, the assessment work program by 1sO No. 3891 standards required for spectrum analysis measurements as a function of time. This is to ensure that by the use of different equipment of various noise department, said the results should be obtained can be compared with each other.

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