Half Price Standard Code

American National Standard Electroacoustics – Simulators of Human Head and Ear – Part 1: Ear Simulator for the Measurement of Supra-aural and Circumaural Earphones
standard by American National Standards of the Acoustical Society of America, 01/21/2014

AMERICAN NATIONAL STANDARD Mechanical vibration – Measurement and evaluation of machine vibration – Part 1: General guidelines (a nationally adopted international standard)
standard by American National Standards of the Acoustical Society of America, 2019

American National Standard for Acoustics – Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices – Part 1: Airborne noise measurement (a nationally adopted international standard).
standard by American National Standards of the Acoustical Society of America, 04/02/2013

Template for Measuring Ground Impedance
standard by American National Standards of the Acoustical Society of America, 03/25/2004

American National Standard for Criteria for Evaluating Room Noise.
standard by American National Standards of the Acoustical Society of America, 05/21/2019

AMERICAN NATIONAL STANDARD Mechanical vibration – Measurement and evaluation of machine vibration – Part 2: Land-based gas turbines, steam turbines and generators in excess of 40 MW, with fluid-film bearings and rated speeds of 1 500 r/min, 1 800 r/min, 3 000 r/min and 3 600 r/min
standard by American National Standards of the Acoustical Society of America, 2019

American National Standard Methods for Measurement of Impulse Noise
standard by American National Standards of the Acoustical Society of America, 01/01/1986

American National Standard Methods for the Experimental Determination of Mechanical Mobility – Part II: Measurements Using Single-Point Translation Excitation
standard by American National Standards of the Acoustical Society of America, 01/01/1982

American National Standard for Methods for the Measurement of Insertion Loss of Hearing Protection Devices in Continuous or Impulsive Noise Using Microphone-in-Real-Ear or Acoustic Test Fixture Procedures.
standard by American National Standards of the Acoustical Society of America, 01/11/2010

American National Standard Method for Specifying the Characteristics of Auxiliary Analog Equipment for Shock and Vibration Measurements
standard by American National Standards of the Acoustical Society of America, 01/01/1976