MODEL FOR MARK STATING THE SOUND PRESSURE LEVEL AT THE OPERATOR'S POSITION
3.4.Sound power level LWA is obtained by applying the weighting A to the sound power level LW.
5.5.1.Before the tests, the acoustic properties of the entire apparatus...
5.5.2.These on-the-spot checks shall be supplemented by more thorough calibrations...
6.1.1.Lawnmowers designed to be equipped with a device for collecting...
6.1.2.The cutting device shall be adjusted to a height of...
6.1.3.The cutting devices of cylinder lawnmowers shall be adjusted with...
6.4.Measuring surface, measuring distance, location and number of measuring points
6.4.2.2.Position of the measuring points on a hemisphere of radius r
7.1.Measurement of the acoustic properties of the measuring site
7.1.3.Measurement of temperature, humidity, barometric pressure and other disturbances
7.3.Determination of the nature of the noise generated by the sound source
8.6.3.Disturbances: temperature, humidity, altitude of site, etc.
11.METHOD OF CALCULATING THE AVERAGE LEVEL CORRESPONDING TO THE ROOT MEAN SQUARE VALUE OF THE VARIOUS SOUND PRESSURE LEVELS