Resumen
Specifies the following data applicable to the calibration of bone vibrators for pure-tone bone-conduction audiometry: reference equivalent threshold force levels (RETFL), corresponding to the threshold of hearing of young otologically normal persons by bone-conduction audiometry; essential characteristics of the bone vibrator and of its method of coupling to a person under test and to the mechanical coupler; essential characteristics and datum level of the masking noise applied to the ear not under test.
Ciclo de vida
-
Anteriormente
RetiradaISO 7566:1987
-
Ahora
-
00
Preliminar
-
10
Propuesta
-
20
Preparación
-
30
Comité
-
40
Consulta
-
50
Aprobación
-
60
Publicación
-
90
Revisión
-
95
Retirada
Correcciones
Corrigen la edición actual; gratuitas; no incluidas en el texto de la norma existente.RetiradaISO 389-3:1994/Cor 1:1995
-
00
-
Revisada por
PublicadoISO 389-3:2016