ZH
RU
ES
sound diffuser
sound diffuser, Total:118 items.
In the international standard classification, sound diffuser involves: Acoustics and acoustic measurements, Aircraft and space vehicles in general, Protection of and in buildings, Wastes, Audio, video and audiovisual engineering, Alarm and warning systems, Installations in buildings, Protection against fire, Road engineering, Measurement of force, weight and pressure, Fluid storage devices, Special measuring equipment for use in telecommunications, Electromagnetic compatibility (EMC).
American Society for Testing and Materials (ASTM), sound diffuser
- ASTM E1888-97 Standard Test Method for Acoustic Emission Testing of Pressurized Containers Made of Fiberglass Reinforced Plastic with Balsa Wood Cores
- ASTM E1932-97(2002)e1 Standard Guide for Acoustic Emission Examination of Small Parts
- ASTM E1930-02 Standard Test Method for Examination of Liquid Filled Atmospheric and Low Pressure Metal Storage Tanks Using Acoustic Emission
- ASTM E1930-97 Standard Test Method for Examination of Liquid Filled Atmospheric and Low Pressure Metal Storage Tanks Using Acoustic Emission
Association Francaise de Normalisation, sound diffuser
- NF EN 50332-3:2017 Équipements de diffusion sonore: casques et écouteurs associés avec un lecteur de musique individuel - Méthode de mesure de niveau maximal de pression acoustique - Partie 3 : méthode de mesure pour la gestion de la dose de bruit
- NF C97-405:1980 Electro-acoustics. High fidelity equipments and systems. Loudspeaker. Requirements.
- NF S31-011*NF EN 61183:1994 Electroacoustics. Random-incidence and diffuse-field calibration of soud level meters.
- NF EN 62105:2002 Système de radiodiffusion sonore numérique (DAB) - Spécification de l'interface de données du récepteur (RDI)
- NF EN 50255:1998 Système de radiodiffusion sonore numérique (DAB). Spécification de l'interface de données du récepteur (RDI)
- NF EN 61183:1994 Électroacoustique - Étalonnage des sonomètres sous incidence aléatoire et en champ diffus
- NF C97-334*NF EN 61094-4:1996 Measurement microphones. Part 4 : specifications for working standard microphones.
- NF S61-025*NF EN 54-24:2008 Fire detection and fire alarm systems - Part 24 : components of voice alarm systems - Loudspeakers
- NF C48-150:2022 Blocs autonomes d'alarme sonore et/ou lumineuse d'évacuation
- NF EN 50320:2001 Système de radiodiffusion sonore numérique - Spécifications du jeu de commande DAB pour le récepteur (DCSR)
- NF C97-305/A1*NF EN 60268-5/A1:2014 Sound system equipment - Part 5 : loudspeakers
- NF C97-305:1996 Sound system equipment. Part 5 : loudspeakers.
United States Navy, sound diffuser
British Standards Institution (BSI), sound diffuser
- BS ISO 17497-2:2012 Acoustics. Sound-scattering properties of surfaces. Measurement of the directional diffusion coefficient in a free field
- BS ISO 17497-1:2004 Acoustics - Sound scattering properties of surfaces - Measurement of the random-incidence scattering coefficient in a reverberation room
- BS DD IEC/TS 61094-7:2006 Measurement microphones - Values for the difference between free-field and pressure sensitivity levels of laboratory standard microphones
- BS EN 54-24:2008 Fire detection and fire alarm systems. Components of voice alarm systems. Loudspeakers
- BS EN 1793-2:2012 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions
- BS EN 1793-2:2018 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions
- BS EN 61183:1995 Electroacoustics. Random-incidence and diffuse-field calibration of sound level meters
- 15/30321417 DC BS ISO 8201. Acoustics. Audible and other emergency evacuation signals
- BS ISO 17497-1:2004+A1:2014 Acoustics. Sound-scattering properties of surfaces. Measurement of the random-incidence scattering coefficient in a reverberation room
- BS EN 60268-5:2003+A1:2009 Sound system equipment. Loudspeakers
International Organization for Standardization (ISO), sound diffuser
- ISO 17497-2:2012 Acoustics - Sound-scattering properties of surfaces - Part 2: Measurement of the directional diffusion coefficient in a free field
- ISO 17497-1:2004 Acoustics - Sound-scattering properties of surfaces - Part 1: Measurement of the random-incidence scattering coefficient in a reverberation room
- ISO 7240-24:2010 Fire detection and fire alarm systems - Part 24: Sound-system loudspeakers
- ISO/IEC 21000-19:2010/Amd 1:2018 Information technology — Multimedia framework (MPEG-21) — Part 19: Media Value Chain Ontology — Amendment 1: Extensions on time-segments and multi-track audio
Korean Agency for Technology and Standards (KATS), sound diffuser
CZ-CSN, sound diffuser
Danish Standards Foundation, sound diffuser
- DS/ISO 17497-2:2012 Acoustics - Sound-scattering properties of surfaces - Part 2: Measurement of the directional diffusion coefficient in a free field
- DS/EN 61183:1996 Electroacoustics - Random-incidence and diffuse-field calibration of sound level meters
- DS/EN 60942:2003 Electroacoustics - Sound calibrators
TH-TISI, sound diffuser
Japanese Industrial Standards Committee (JISC), sound diffuser
- JIS C 1507:2006 Electroacoustics -- Instruments for the measurement of sound intensity -- Measurement with pairs of pressure sensing microphones
- JIS C 5513:1970 Transistor megaphones
Professional Standard - Culture, sound diffuser
- WH/T 39-2009 Practice specification for loudspeaker assemblies for professional audio and sound reinforcement
U.S. Air-Conditioning, Heating, and Refrigeration Institute (US-AHRI), sound diffuser
ESDU - Engineering Sciences Data Unit, sound diffuser
- ESDU 90025-1990 PERFORMANCE OF CONICAL DIFFUSERS IN SUBSONIC COMPRESSIBLE FLOW
American National Standards Institute （ANSI), sound diffuser
- ANSI S1.16-2000 Method for Measuring the Performance of Noise Discriminating and Noise Cancelling Microphones
- ANSI S1.15 Part 1-1997 Measurement Microphones - Part 1: Specifications for Laboratory Standard Microphones
- ANSI/ASA S1.15-1-1997 Measurement Microphones - Part 1: Specifications for Laboratory Standard Microphones
- ANSI S1.10-1966 Method for Calibration of Microphones
KR-KS, sound diffuser
工业和信息化部, sound diffuser
German Institute for Standardization, sound diffuser
- DIN EN 61183:1994 Electroacoustics - Random-incidence and diffuse-field calibration of sound level meters (IEC 61183:1994); German version EN 61183:1994
- DIN EN 54-24:2008 Fire detection and fire alarm systems - Part 24: Components of voice alarm systems - Loudspeakers; English version of DIN EN 54-24:2008-06
- DIN EN IEC 60942:2018-07 Electroacoustics - Sound calibrators (IEC 60942:2017); German version EN IEC 60942:2018
- DIN EN 61183:1994-12 Electroacoustics - Random-incidence and diffuse-field calibration of sound level meters (IEC 61183:1994); German version EN 61183:1994
- DIN EN 1793-2:2013 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions; German version EN 1793-2:2012
BE-NBN, sound diffuser
- NBN S 01-202-1979 Acoustics - Determination of sound power levels of noise sources -Precision methods for discrete-frequency and narrow-band sources in reverberation rooms
IN-BIS, sound diffuser
International Electrotechnical Commission (IEC), sound diffuser
- IEC TS 61094-7:2006 Measurement microphones - Part 7: Values for the difference between free-field and pressure sensitivity levels of laboratory standard microphones
- IEC 61183:1994 Electroacoustics - Random-incidence and diffuse-field calibration of sound level meters
- IEC 60942:2017 RLV Electroacoustics - Sound calibrators
Professional Standard - Machinery, sound diffuser
Group Standards of the People's Republic of China, sound diffuser
National Aeronautics and Space Administration (NASA), sound diffuser
US-FCR, sound diffuser
Defense Logistics Agency, sound diffuser
未注明发布机构, sound diffuser
- BS EN 61183:1995(1999) Electroacoustics — Random - incidence and diffuse - field calibration of sound level meters
Taiwan Provincial Standard of the People's Republic of China, sound diffuser
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, sound diffuser
- GB/T 21228.2-2023 Acoustic Surface Sound Scattering Properties Part 2: Free-field Directional Diffusion Coefficient Measurements
- GB/T 17312-1998 Random-incidence and diffuse-field calibration of sound level meters
European Committee for Electrotechnical Standardization（CENELEC）, sound diffuser
- EN 61183:1994 Electroacoustics - Random-Incidence and Diffuse-Field Calibration of Sound Level Meters
- EN IEC 60942:2018 Electroacoustics - Sound calibrators
GB-REG, sound diffuser
- REG NACA-TN-4080-1958 Some effects of vanes and of turbulence in two-dimensional wide-angle subsonic diffusers
- REG NACA-TN-3668-1956 Preliminary investigation of a family of diffusers designed for near sonic inlet velocities
SE-SIS, sound diffuser
- SIS SS-ISO 454:1985 Acoustics — Relation between sound pressure levels of narrow bands of noise in a diffuse field and in a frontally-incident free-field for equal loudness
European Committee for Standardization (CEN), sound diffuser
- EN 54-24:2008 Fire detection and fire alarm systems - Part 24: Components of voice alarm systems - Loudspeakers
RU-GOST R, sound diffuser
- GOST R ISO 17497-2-2014 Acoustics. Sound-scattering properties of surfaces. Part 2. Measurement of the directional diffusion coefficient in a free field
AENOR, sound diffuser
ES-UNE, sound diffuser
U.S. Military Regulations and Norms, sound diffuser
Military Standards (MIL-STD), sound diffuser
JP-JEITA, sound diffuser
- JEITA TT4501B-2006 Marking method of reaching distance of sound and operating time of dry cells on the transistor megaphone
Lithuanian Standards Office , sound diffuser
- LST EN 61183-2001 Electroacoustics. Random-incidence and diffuse-field calibration of sound level meters (IEC 61183:1994)
Acoustical Society of America (ASA), sound diffuser
- ASA S3.41-2015 American National Standard Audible Emergency Evacuation Signal
Indonesia Standards, sound diffuser
Professional Standard - Radio Television Film, sound diffuser
- GY 5201-1994 Sound reinforcement and translation system Budgetary quota for installation projects
- GY 5201-1995 Budget quota for sound reinforcement and transliteration system installation
ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., sound diffuser