GB/T 4963-1985 Replaced National standards

GB/T 4963-1985 Normal equal-loudness contours for pure tones under free field listening conditions

Publish Date: 1985-02-28 Implement Date: 1985-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4963-1985

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Physics and mechanics

ICS Name: \nNoise (related to humans)

Publish Date: 1985-02-28

Implement Date: 1985-10-01

Publisher: National Standards Bureau

Pages: 12 pages

Development Information

Drafting Units:

Chinese Academy of Sciences Institute of Psychology

Drafting Persons:

Fang Zhi

Word Count: 12 Thousand words Pages: 12 pages

Superseded by the following standards

GB/T 4963-2007 Acoustics—Normal equal-loudness-level contours

Adopt standards

ISO/R 226-61

Related Standards

GB/T 3239-1982 Active

GB/T 3239-1982 Expression of physical and subjective magnitudes of sound and noise in air

Publish Date: 1982-06-08

GB/T 7582-1987 Replaced

GB/T 7582-1987 Acoustics—Threshold of hearing by air conduction as a function of age and sex for otologically normal persons

Publish Date: 1987-03-27

GB/T 7583-1987 Active

GB/T 7583-1987 Acoustics—Pure tone air conduction threshold audiometry—For hearing conservation purposes

Publish Date: 1987-03-27

GB 14227-1993 Replaced

GB 14227-1993 Noise limits on platform of subway station

Publish Date: 1993-03-06

GB/T 14228-1993 Replaced

GB/T 14228-1993 Measurement for noise on platform of subway station

Publish Date: 1993-03-06

GB/T 14366-1993 Replaced

GB/T 14366-1993 Acoustics—Determination of occupational noise exposure and estimation of noise-induced hearing impairment

Publish Date: 1993-03-17