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ASTM ACOUSTIC - ASTM STANDARDS ON ACOUSTIC EMISSION TESTING
ASTM
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ISO FDIS 19488 - Acoustics - Acoustic classification of dwellings
August 29, 2018 - ISO

This document describes class criteria and procedures for acoustic classification of dwellings. The main purpose of this document is to make it easier for developers to specify a standardized level of acoustic quality other than the quality defined by national regulations, and for...

ANSI/ASA S1.18 - American National Standard Method for Determining the Acoustic Impedance of Ground Surfaces
October 31, 2018 - ASA

Outdoor sound close to the ground is influenced by the acoustical properties of the ground. This Standard describes recommended procedures to characterize, and the instruments to measure quantities that may be used to deduce, the acoustical properties of ground surfaces. Although this...

ISO FDIS 20145 - Pneumatic fluid power - Test methods for measuring acoustic emission pressure levels of exhaust silencers
November 30, 2018 - ISO

This document specifies two methods of measuring the level of acoustic pressure at the outlet of an exhaust silencer: - the first method, called "steady-state mode", is intended to evaluate the noise level under steady state flow, i.e. constant upstream pressure (steady-state test according...

ISO FDIS 16836 - Non-destructive testing - Acoustic emission testing - Measurement method for acoustic emission signals in concrete
October 5, 2018 - ISO

This document establishes a measurement method for acoustic emission signals in concrete.

GMW16977 - Acoustic Absorbing Material for Exhaust Applications
September 1, 2018 - GMW

Material Description. This specification describes three (3) types of fibrous glass materials typically used in silencer components of exhaust systems. The materials are classified as Type 1 for moderate-temperature applications, Type 2 for high-temperature applications and Type 3 for...

DS/ISO 9053-1 - Acoustics – Determination of airflow resistance – Part 1: Static airflow method
December 18, 2018 - DS

This document specifies the measurement of the determination of the static airflow resistance[1,2], in a laminar flow regime, of porous materials for acoustical applications.

FORD WSS-M99P32-F4 - PERFORMANCE, ACOUSTICAL UNDERBODY/ENGINE SHIELDS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical underbody and under-engine shields, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include PET nonwoven fabric, Glass/PP fiber...

FORD WSS-M99P32-F3 - PERFORMANCE, ACOUSTICAL HEAVY DUTY WHEEL ARCH/WELL LINERS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical wheel arch/well liners, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include PET nonwoven fabric, Glass/PP fiber nonwoven...

FORD WSS-M99P32-F5 - PERFORMANCE, ACOUSTICAL HEAVY DUTY UNDERBODY/ENGINE SHIELDS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical underbody and under-engine shields, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include PET nonwoven fabric, Glass/PP fiber...

FORD WSS-M99P32-E3 - PERFORMANCE, ACOUSTICAL HEAVY DUTY WHEEL ARCH/WELL LINERS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical underbody and under-engine shields, including wheel arch/well liners, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include...

FORD WSS-M99P32-F2 - PERFORMANCE, ACOUSTICAL WHEEL ARCH/WELL LINERS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical wheel arch/well liners, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include PET nonwoven fabric, Glass/PP fiber nonwoven...

FORD WSS-M99P32-E2 - PERFORMANCE, ACOUSTICAL WHEEL ARCH/WELL LINERS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical underbody and under-engine shields, including wheel arch/well liners, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include...

FORD WSS-M99P32-E5 - PERFORMANCE, ACOUSTICAL HEAVY DUTY UNDERBODY/ENGINE SHIELDS ***TO BE USED WITH FORD WSS-M99P1111-A***
December 6, 2018 - FORD

This specification defines the minimum durability requirements of composite acoustical underbody and under-engine shields, including wheel arch/well liners, where various materials may be combined to provide acoustical (sound absorption/barrier/insulation) features. Examples include...

ATIS 0600005 - Acoustic Measurement
December 1, 2017 - ATIS

Executive Summary This standard identifies sound power as the preferred method of measuring the emission of acoustic noise from telecommunications equipment. The main focus is to use sound power to gain repeatability and accuracy over sound pressure methods. This standard will also provide...

IEC TS 61994-4-4 - Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection - Glossary - Part 4-4: Piezoelectric materials - Single crystal wafers for surface acoustic wave (SAW) devices
November 1, 2018 - IEC

This part of IEC 61994 gives the terms and definition for single crystal wafers for surface acoustic wave (SAW) devices representing the state of the art.

IEC TS 61994-4-4 REDLINE - Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection - Glossary - Part 4-4: Piezoelectric materials - Single crystal wafers for surface acoustic wave (SAW) devices
November 1, 2018 - IEC

This part of IEC 61994 gives the terms and definition for single crystal wafers applied for surface acoustic wave (SAW) devices representing the state of the art,

Underwater Acoustic Modeling and Simulation
April 6, 2018 - CRC

This newest edition adds new material to all chapters, especially in mathematical propagation models and special applications and inverse techniques. It has updated environmental-acoustic data in companion tables and core summary tables with the latest underwater acoustic propagation,...

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