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GB/T 14727-2008: General specification for the wireless hearing system equipment for the deaf children
Status: Valid GB/T 14727: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 14727-2008 | English | 209 |
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General specification for the wireless hearing system equipment for the deaf children
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GB/T 14727-2008
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| GB/T 14727-1993 | English | 319 |
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General specification for the mireless transmitting bearing. Speech training equipment for the deaf children
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GB/T 14727-1993
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PDF similar to GB/T 14727-2008
Basic data | Standard ID | GB/T 14727-2008 (GB/T14727-2008) | | Description (Translated English) | General specification for the wireless hearing system equipment for the deaf children | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | C45 | | Classification of International Standard | 11.180.99 | | Word Count Estimation | 9,945 | | Date of Issue | 2008-09-19 | | Date of Implementation | 2009-03-01 | | Older Standard (superseded by this standard) | GB/T 14727-1993 | | Quoted Standard | GB/T 191; GB/T 2423.1; GB/T 2423.2; GB/T 2423.3; GB/T 2423.8; GB/T 2423.10; GB/T 6657; GB 8898-2001; GB/T 9001-1988; GB/T 9388; GB/T 9401; GB/T 11454; GB 12641; IEC 118.12 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 17 of 2008 (No. 130 overall) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the wireless transmitting speech training for deaf children of hearing equipment, technical conditions, measurement methods, inspection rules and signs, packaging, transportation, storage and so on. This standard applies to wireless transmission type (FM transmitter, FM receiver that type, and audio sensors, and the first two hybrid, excluding infrared transmission type) Deaf Hearing and Speech training equipment. | GB/T 14727-2008: General specification for the wireless hearing system equipment for the deaf children
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
General specification for the wireless hearing system equipment for the deaf children
ICS 11.180.99
C45
National Standards of People's Republic of China
Replacing GB/T 14727-1993
Wireless transmitting hearing aid fitting speech training equipment
General technical conditions
Posted 2008-09-19
2009-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard replaces GB/T 14727-1993 "wireless transmitting hearing aid fitting speech training equipment general technical conditions."
The original standard GB/T 14727-1993 compared to the main changes are as follows.
a) the name of the standard was revised;
b) part of the term has been modified to increase the English section;
c) the preparation of the content of the specification adjustment, rearrange the contents of Chapter 4, to prepare technical requirements and test methods for the two chapters, the first
Chapter 6, Chapter 7 summarized in a chapter;
d) increase of terms and definitions with the FM frequency induction hybrid hearing aid fitting speech training equipment, technical requirements and test methods;
e) environmental test methods in accordance with national standards promulgated by the new amended to remove crash test;
f) refine some technical indicators and test methods.
The standard proposed by the People's Republic of China Ministry of Civil Affairs.
This standard by the national rehabilitation and special equipment Standardization Technical Committee on Persons with Disabilities (SAC/TC148) centralized.
This standard is drafted by. National Rehabilitation Device Quality Supervision and Inspection Center, China Rehabilitation Research Center, Rui Shifeng power hearing set
Group China headquarters.
The main drafters. Zhang Hongtao, Guozhan Dong, Mao Jierong.
This standard replaces the standards previously issued as follows.
--- GB/T 14727-1993.
Wireless transmitting hearing aid fitting speech training equipment
General technical conditions
1 Scope
This standard specifies the technical conditions for the wireless transmitting hearing aid fitting speech training equipment, measurement methods, inspection rules and signs, packaging, transportation
Transport, storage and so on.
This standard applies to wireless transmission type (FM transmitter, FM receiver that is style, with audio induction and mixed the first two, excluding infrared transmission
Type) hearing aid fitting speech training equipment.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 191 Packaging - Pictorial signs
GB/T 2423.1 Environmental testing for electric and electronic products Part 2. Test methods Test A. Cold
GB/T 2423.2 Environmental testing for electric and electronic products Part 2. Test methods Test B. Dry heat
GB/T 2423.3 Environmental testing for electric and electronic products Part 2. Test methods - Test Cab. Damp heat test
GB/T 2423.8 Environmental testing for electric and electronic products Part 2. Test methods Test Ed. Free fall
GB/T 2423.10 Environmental testing for electric and electronic products Part 2. Test methods Test Fc. Vibration (sinusoidal)
Methods of measurement GB/T 6657 electro-acoustic characteristics of hearing aids
GB 8898-2001 Audio, video and similar electronic apparatus - Safety requirements
GB/T 9001-1988 Methods of measurement of audio amplifier
GB/T 9388 wireless microphone system measurement method
GB/T 9401 Methods of measurement microphones
GB/T 11454 hearing aids with audio induction loops of magnetic field intensity
GB 12641 teaching audio-visual equipment and system maintenance and operation safety requirements
Size electrical connector system. IEC 118-12 aids - Part 12
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Permanent hearing loss in the better ear than 41dB children.
3.2
The use of deaf children of hearing, sight, touch, hearing and speech training for its equipment (hereinafter referred to as "devices for deaf children").
3.3
By wireless (radio transmitter and receiver induction coil sensors, etc.) the sound signal from a microphone or audio transmitted at the listener, recanalization
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