UNE EN 60651:1996被替代
Sound Level Meters
出版：Asociacion Espanola de Normalizacion
专家解读视频
Describes instruments (sound level meters) for the measurement of certain frequency and time weighted sound pressure levels. Gives the following characteristics of sound level meters: - directional characteristics; - frequency weighting characteristics; - time weighting, detector and indicator characteristics; - sensitivity to various environments.
Supersedes UNE 20464. (09/2003)
BS EN 60651:1994 - Identical
DIN EN 60651 (1994-05) - Identical
SN EN 60651:1994 - Identical
NF EN 60651:1994 - Identical
NBN EN 60651:1996 - Identical
IEC 60651 Ed. 1.2 - Identical
I.S. EN 60651:1994 - Identical
SS EN 60651:1996 - Identical
