Half Price Standard Code

American National Standard for Acoustics -Determination of sound power levels of noise sources – Guidelines for the use of basic standards (a nationally adopted international standard).
standard by American National Standards of the Acoustical Society of America, 07/15/2002

American National Standard Quantities and Procedures for Description and Measurement of Environmental Sound – Part 3: Short-term Measurements with an Observer Present
standard by American National Standards of the Acoustical Society of America, 01/15/2013

AMERICAN NATIONAL STANDARD Mechanical vibration – Rotor balancing – Part 11: Procedures and tolerances for rotors with rigid behaviour (a nationally adopted international standard)
standard by American National Standards of the Acoustical Society of America, 2019

Mechanical Vibration and Shock: Evaluation of Human Exposure to Whole Body Vibration Part 4 – Guidelines For the Evaluation of the Effects of Vibration and Rotational Motion on Passenger and Crew Comfort in Fixed-Guideway Transport Systems
standard by American National Standards of the Acoustical Society of America, 07/29/2003

American National Standard Methods to Define and Measure the Residual Sound in Protected Natural and Quiet Residential Areas
standard by American National Standards of the Acoustical Society of America, 12/05/2014

American National Standard Engineering Methods for the Determination of Sound Power Levels of Noise Sources in a Special Reverberation Test Room
standard by American National Standards of the Acoustical Society of America, 01/01/1990

Acoustics – Determination of Sound Power Levels of Noise Sources Using Sound Pressure – Engineering Method in an Essentially Free Field Over a Reflecting Plane
Amendment by American National Standards of the Acoustical Society of America, 11/14/2003

American National Standard for Measurement of Sound Pressure Levels in Air
standard by American National Standards of the Acoustical Society of America, 07/25/2005

American National Standard Acoustics – Determination of sound power levels of noise sources using sound pressure – Engineering methods for small, movable sources in reverberant fields – Part 2: Methods for special reverberation test rooms
standard by American National Standards of the Acoustical Society of America, 10/18/1999

American National Standard for Acoustical Terminology
standard by American National Standards of the Acoustical Society of America, 10/14/2013