NF EN 26189 : 1992
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ACOUSTICS - PURE TONE AIR CONDUCTION THRESHOLD AUDIOMETRY FOR HEARING CONSERVATION PURPOSES |
BS ISO 389-4 : 1994 AMD 10484
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ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - REFERENCE LEVELS FOR NARROWBAND MASKING NOISE |
ISO 389:1991
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Acoustics Standard reference zero for the calibration of pure-tone air conduction audiometers |
BS 2497-7:1988
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Standard reference zero for the calibration of pure tone air conduction audiometers Specification for a standard reference zero at frequencies intermediate between those given in Parts 5 and 6 of BS 2497 |
CSA C22.2 No. 62368-1 : 2014
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AUDIO/VIDEO, INFORMATION AND COMMUNICATION TECHNOLOGY EQUIPMENT - PART 1: SAFETY REQUIREMENTS |
BS EN ISO 389-2:1997
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Acoustics. Reference zero for the calibration of audiometric equipment Reference equivalent threshold sound pressure levels for pure tones and insert earphones |
EN 60645-2:1997
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Audiometers - Part 2: Equipment for speech audiometry |
BS 2497-6:1988
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Acoustics. Reference zero for the calibration of audiometric equipment Specification for a standard reference zero using an artificial ear complying with BS 4669 |
07/30165158 DC : 0
|
|
IEC 60645-2:1993
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Audiometers - Part 2: Equipment for speech audiometry |
BS EN 50249:2002
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ELECTROMAGNETIC LOCATORS FOR BURIED PIPES AND CABLES - PERFORMANCE AND SAFETY |
I.S. EN ISO 389-4:1999
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ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 4: REFERENCE LEVELS FOR NARROW-BAND MASKING NOISE |
BS EN 60645-2:1997
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Audiometers Equipment for speech audiometry |
BS 2497-5:1988
|
Standard reference zero for the calibration of pure tone air conduction audiometers Specification for a standard reference zero using an acoustic coupler complying with BS 4668 |
XP I ETS 300380 : 98 XP
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UNIVERSAL PERSONAL TELECOMMUNICATION (UPT) - ACCESS DEVICES - DUAL TONE MULTI FREQUENCY (DTMF) SENDER FOR ACOUSTICAL COUPLING TO THE MICROPHONE OF A HANDSET TELEPHONE |
ISO 389-4:1994
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Acoustics Reference zero for the calibration of audiometric equipment Part 4: Reference levels for narrow-band masking noise |
ISO 6189:1983
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Acoustics Pure tone air conduction threshold audiometry for hearing conservation purposes |
NF EN 50249 : 2003
|
ELECTROMAGNETIC LOCATORS FOR BURIED PIPES AND CABLES - PERFORMANCE AND SAFETY |
BS 2497(1992) : AMD 9442
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SPECIFICATION FOR STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE TONE AIR CONDUCTION AUDIOMETERS |
ETR 166 : 20001
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HUMAN FACTORS (HF); EVALUATION OF TELEPHONES FOR PEOPLE WITH SPECIAL NEEDS; AN EVALUATION METHOD |
BS 6083-10:1988
|
Hearing aids Guide to hearing aid standards |
NF ETS 300 082 : 1995
|
INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - 3,1 KHZ TELEPHONY TELESERVICE - END-TO-END COMPATIBILITY REQUIREMENTS FOR TELEPHONY TERMINALS |
ISO 389-2:1994
|
Acoustics Reference zero for the calibration of audiometric equipment Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones |
BS EN ISO 389-4:1999
|
Acoustics. Reference zero for the calibration of audiometric equipment Reference levels for narrow-band masking noise |
EN ISO 389-2 : 1996
|
Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994) |
EN ISO 389 : 1995
|
ACOUSTICS - STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE AIR CONDUCTION |
EN ISO 389-4 : 1998
|
ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 4: REFERENCE LEVELS FOR NARROW-BAND MASKING NOISE |
BS EN ISO 389:1997
|
ACOUSTICS - STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE AIR CONDUCTION AUDIOMETERS |
BS 5966(1980) : 1980
|
SPECIFICATION FOR AUDIOMETERS |
CEI EN 60645-2 : 1997
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AUDIOMETERS - PART 2: EQUIPMENT FOR SPEECH AUDIOMETRY |
I.S. EN 60645-2:1999
|
AUDIOMETERS - PART 2: EQUIPMENT FOR SPEECH AUDIOMETRY |
EN 50249:2002
|
Electromagnetic locators for buried pipes and cables - Performance and safety |