loading
AIHA NOISE & HEARING - THE NOISE MANUAL
AIHA
A description is not available for this item.
NOISE-VIBRATION PROBLEM - NOISE-VIBRATION PROBLEM-SOLUTION WORKBOOK
AIHA
A description is not available for this item.
QPL-87819 - Headset-Microphone, (Hearing Protective Type, High and Moderate Ambient Noise Levels), General Specification for
February 8, 2019 - NPFC

QUALIFIED PRODUCT LIST OF PRODUCTS QUALIFIED UNDER PERFORMANCE SPECIFICATION MIL-PRF-87819 Headset-Microphone, (Hearing Protective Type, High and Moderate Ambient Noise Levels), General Specification for This list has been prepared for use by or for the Government in the acquisition...

SAE AIR6297 - Method to Calculate Behind Start of Takeoff Roll Noise Level Adjustments
July 1, 2017 - SAE

This document describes a method to calculate noise level adjustments at locations behind an airplane (described by an angular offset or directivity) at the start of takeoff roll (SOTR). This method is derived from empirical data from jet aircraft (circa 2004), most of which are...

MIL-PRF-87819 - HEADSET-MICROPHONE, (HEARING PROTECTIVE TYPE, HIGH AND MODERATE AMBIENT NOISE LEVELS), GENERAL SPECIFICATION FOR
May 18, 2017 - NPFC

This specification covers the requirements for headset-microphones with rigid headband. These parts meet established requirements for communications equipment used to protect against hazardous noise exposure and are approved for use in certain high and moderate ambient noise...

GMW14904 - Generator Vehicle Level Noise Evaluation Procedure
October 1, 2017 - GMW
A description is not available for this item.
ANSI/ASA S12.72 - American National Standard Procedure for Measuring the Ambient Noise Level in a Room
January 1, 2015 - ASA

This standard specifies requirements and procedures for the measurement of sound pressure levels in building spaces or rooms. These requirements and procedures apply ideally to measurements performed in unoccupied spaces, with normal building services and HVAC equipment operating under...

ISO 3740 - Acoustics — Determination of sound power levels of noise sources — Guidelines for the use of basic standards
February 1, 2019 - ISO

This document gives guidance for the use of a set of twelve basic International Standards (see Tables 1, 2 and 3) describing various methods for determining sound power levels from all types of machinery, equipment and products. It provides guidance on the selection of one or more of these...

GMW14239 - Radiated Tire Noise Source Level Evaluation Procedure
September 1, 2015 - GMW
A description is not available for this item.
GOST 17228 - Passenger and transport aeroplanes. Acceptable noise levels on ground
January 1, 2014 - GOST
A description is not available for this item.
GOST 17229 - Passenger and transport aeroplanes. Determination of noise levels on ground
January 1, 2014 - GOST
A description is not available for this item.
ISO DIS 17208-2 - Underwater acoustics - Quantities and procedures for description and measurement of underwater noise from ships - Part 2: Determination of source levels from deep water measurements
September 4, 2018 - ISO

This document specifies methods for calculating monopole source levels by converting radiated noise level values obtained in deep water according to ISO 17208-1, or directly from measurements made in deep water with specific hydrophone geometry. For measurements made in deep...

DS/EN IEC 61265 - Electroacoustics – Instruments for measurement of aircraft noise – Performance requirements for systems to measure sound pressure levels in noise certification of aircraft
August 21, 2018 - DS

IEC 61265:2018 specifies requirements for the electroacoustical performance of systems of instruments used to measure sound for the purposes of aircraft noise certification, and for other comparisons among aircraft models, and provides methods by which tests can be made periodically to...

Noise in the Plastics Processing Industry
October 1, 2018 - CRC

This practical guide for managers and engineers in the plastics industry shows how to reduce high noise levels which often occur in the workplace and reduce the risk of noise-induced hearing damage to employees. Practical methods for reducing noise from industrial...

Advertisement