專家解讀視頻
Describes instruments for the measurement of frequency weighted and time averaged sound pressure levels. Includes object and general requirements, definitions, general characteristics, frequency weighting and amplifier characteristics, averaging and indicator characteristics, overload indication, sensitivity to various environments, calibration and verification of the basic characteristics, provision for use with auxiliary equipment and rating information and instruction manual.
Indice de classement: S31-109. (09/2002)
DIN EN 60804 : 2002 - Identical
I.S. EN 60804:2000 - Identical
BS EN 60804 : 2001 - Identical
DIN EN 60804 : 2002 - Identical
BS EN 60804:2001 - Identical
NBN EN 60804:2001 - Identical
I.S. EN 60804:2000 - Identical
UNE EN 60804:2002 - Identical
SS EN 60804 Ed. 2 (2001) - Identical
SN EN 60804:2000 - Identical
DIN EN 60804 (2002-01) - Identical
