CEI 29-30 : 1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
VERIFICATION FOR LEVEL PRESSURE SOUND METERS
Hardcopy , PDF
01-03-2024
Italian
01-01-1997
FASC 3903 La presente guida specifica le prove necessarie per la verifica periodica degli strumenti per la misura di livelli di pressione sonora ponderati in frequenza e mediati nel tempo. Gli strumenti sono indicati come 'misuratore di livello sonoro' o 'fonometro' e possono presentarsi in forme differenti quali strumenti portatili o sistemi di analisi costituiti da più elementi con trattamento sia analogico sia digitale del segnale.
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