Projekta Nr.EN ISO 389-2:1996
NosaukumsSpecifies levels supplementary to those specified in ISO 389:1991 (to be re-issued as ISO 389-1). Values given are applicable to insert earphones of type Etymotic Research ER-3A, coupled to the human ear by ear inserts of type ER-3-14.
Reģistrācijas numurs (WIID)9780
Darbības sfēraSpecifies levels supplementary to those specified in ISO 389:1991 (to be re-issued as ISO 389-1). Values given are applicable to insert earphones of type Etymotic Research ER-3A, coupled to the human ear by ear inserts of type ER-3-14.
StatussIzstrādē
ICS grupa17.140.50