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IS Number/आईएस संख्या : 4755:2026

IS Title/आईएस शीर्षक : Acoustics Reference zero for the calibration of audiometric equipment Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones Second Revision

Superseding IS/सुपरसीडिंग आईएस : IS 4755:1987

Degree of Equivalence/समतुल्यता स्तर : Modified/Technically Equivalent

Number of Revisions/पुनरीक्षणों की संख्या : 2

Number of Amendments/संशोधनों की संख्या : No amendment issued

Aspect/पक्ष : Code of Practice

Language/भाषा :

Reaffirmation Year/पुनर्पुष्टि वर्ष :

Technical Department/तकनीकी विभाग : LITD (Electronics and Information Technology Department)

Technical Committee/तकनीकी समिति : LITD 08 (Electronic Measuring Instruments, Systems And Accessories Sectional Committee)

Member Secretary/सदस्य सचिव : Priyanshu Sharma (SCIENTIST-C)

Other Details

Indian Standard

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Amendment : 0

Gazette Document : 0

License : 0

Product Manual & SIT : 0

Laboratory : 0

Classification Details

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Cross Reference Details

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Composition

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Corrigendum : 0

Cross Reference Details

Indian Standards Referred In IS 4755:2026
:

Standard contains no Cross Referenced Indian Standard.

International Standards Referred In 4755:2026

Standard contains no Cross Referenced International Standard.

4755:2026
is Referred in following Indian Standards :

1	IS 13161 : Part 1 : 1991	Shipbuilding - Noise levels onboard ships: Part 1 glossary of terms	TED 17
2	IS 10565 : 1999	Diagnostic Audiometers	LITD 7
3	IS 10779 : 1984	Reference Coupler for the Calibration of Earphones Used in Audiometry	LITD 7
4	IS/IEC 60318 : Part 5 : 2006	Electroacoustics - Simulators of Human Head and Ear Part 5: 2 cm3 Coupler for the Measurement of Hearing Aids and Earphones Coupled to the Ear by Means of Ear Inserts	LITD 07

Classification Details

Group	:	Electronic and Telecom equipments, components and devices
Sub Group	:	Electronic components and devices
Sub Sub Group	:	Testing procedures for electromechanical components
Aspect	:	Code of Practice
Certification	:	None
Relevant Ministries	:
Sustainable development Goals :
Short Commom Man's Title	:	Reference zero for the calibration of puretone air conduction audiometers
ITC-HS Code	:	N/A
Degree of Equivalence	:	Modified/Technically Equivalent
Identical/Equivalent International Standard(s)	:	ISO 389-1985
Harmonized with	:

ID	Mailing list	Download
1	Committee members email list	Download
3	Additional mailing list	Download

List of Licenses under IS : IS 4755 : 2026

ID	Licence No.	Firm Name & Address	District	State	Validity Date	Status	Variety	Brand Name	Scale

ID	Licence No.	Firm Name & Address	District	State	Validity Date	Status	Variety	Brand Name	Scale

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Basic Details/ मूल ब्यौरा

Other Details

Indian Standard

Amendment : 0

Gazette Document : 0

License : 0

Product Manual & SIT : 0

Laboratory : 0

Classification Details

Cross Reference Details

Composition

Corrigendum : 0

Cross Reference Details

Classification Details

Email Ids

List of Licenses under IS : IS 4755 : 2026

List of Expired or Cancelled Licenses under IS : IS 4755 : 2026

List of laboratories for : IS 4755 : 2026

List of Amendement(s) for : IS 4755 : 2026

List of Gazette Document(s) for : IS 4755 : 2026

List of Corigenda Document(s) for : IS 4755 : 2026

List of Product Manuals & SIT