Interacoustics AC40 Service Manual

AC40 Service Manual Page 4
Survey of reference and max hearing level Tone Audiometer
ANSI TDH39
Coupler: ANSI S3.7-1995 (NBS-9A) /
IEC 60318-3 1998 (6ccm)
Tone Audiometer
Tone Narrow Band Noise
ANSI S3.6-2010 ANSI S3.6-2010
Frequency RETSPL MaxHL RETSPL MaxHL
125 45.0 90 49.0 75
160
¹
37.5
95
41.5
85
200¹ 31.5 100 35.5 90
250 25.5 110 29.5 95
315¹ 20.0 115 24.0 100
400¹ 15.0 120 19.0 105
500 11.5 120 15.5 110
630¹ 8.5 120 13.5 110
750 8.0 120 13.0 110
800¹ 7.0 120 12.0 110
1000 7.0 120 13.0 110
1250¹ 6.5 120 12.5 110
1500 6.5 120 12.5 110
1600¹ 7.0 120 13.0 110
2000 9.0 120 15.0 110
2500¹ 9.5 120 15.5 110
3000 10.0 120 16.0 110
3150¹ 10.0 120 16.0 110
4000 9.5 120 14.5 110
5000¹ 13.0 120 18.0 110
6000 15.5 120 20.5 110
6300¹ 15.0 120 20.0 110
8000 13.0 110 18.0 100
WhiteNoise 0.0 120
TEN Noise 25.0 110
¹ The RETSPL is copy from ISO389-1 1998
ANSI HDA 280
Coupler ANSI S3.7-1995 (NBS-9A) /
IEC 60318-3 1998 (6ccm)
Tone Audiometer
Tone Narrow Band Noise
PTB PTB
Frequency RETSPL MaxHL RETSPL MaxHL
125 38.5 105 42.5 75
160¹ 33.5 110 37.5 80
200¹ 29.5 115 33.5 85
250 25.0 120 29.0 90
315¹ 21.0 120 25.0 95
400¹ 17.0 120 21.0 95
500 13.0 120 17.0 100
630¹ 10.5 120 15.5 100
750 9.0 120 14.0 105
800¹ 8.5 120 13.5 105
1000 7.5 120 13.5 105
1250¹ 8.5 120 14.5 105
1500
9.5
120
15.5
105
1600¹ 9.0 120 15.0 105
2000 8.0 120 14.0 105
2500¹ 7.0 120 13.0 105
3000 6.5 120 12.5 105
3150¹ 7.0 120 13.0 105
4000 9.5 120 14.5 105
5000¹ 12.0 120 17.0 105
6000 19.0 115 24.0 95
6300¹ 19.0 115 24.0 95
8000 18.0 105 23.0 90
WhiteNoise 0.0 120
¹ This value is interpolated on Interacoustics
IEC TDH39
Coupler: IEC 60318-3 1998 (6ccm)
Tone Audiometer
Tone Narrow Band Noise
ISO 389-1 1998 ISO 389-4 1994
Frequency RETSPL MaxHL RETSPL MaxHL
125 45.0 90 49.0 75
160 37.5 95 41.5 85
200 31.5 100 35.5 90
250 25.5 110 29.5 95
315 20.0 115 24.0 100
400 15.0 120 19.0 105
500 11.5 120 15.5 110
630 8.5 120 13.5 110
750 7.5 120 12.5 110
800 7.0 120 12.0 110
1000 7.0 120 13.0 110
1250 6.5 120 12.5 110
1500
6.5
120
12.5
110
1600 7.0 120 13.0 110
2000 9.0 120 15.0 110
2500 9.5 120 15.5 110
3000 10.0 120 16.0 110
3150 10.0 120 16.0 110
4000 9.5 120 14.5 110
5000 13.0 120 18.0 110
6000 15.5 120 20.5 110
6300 15.0 120 20.0 110
8000 13.0 110 18.0 100
WhiteNoise 0.0 120
TEN Noise 25.0 110
IEC HDA 280
Coupler IEC 60318-3 1998 (6ccm)
Tone Audiometer
Tone Narrow Band Noise
PTB ISO 389-4 1994
Frequency RETSPL MaxHL RETSPL MaxHL
125 38.5 105 42.5 75
160¹ 33.5 110 37.5 80
200¹ 29.5 115 33.5 85
250 25.0 120 29.0 90
315¹ 21.0 120 25.0 95
400¹ 17.0 120 21.0 95
500 13.0 120 17.0 100
630¹ 10.5 120 15.5 100
750 9.0 120 14.0 105
800¹ 8.5 120 13.5 105
1000 7.5 120 13.5 105
1250¹ 8.5 120 14.5 105
1500 9.5 120 15.5 105
1600¹ 9.0 120 15.0 105
2000 8.0 120 14.0 105
2500¹ 7.0 120 13.0 105
3000 6.5 120 12.5 105
3150¹ 7.0 120 13.0 105
4000 9.5 120 14.5 105
5000¹ 12.0 120 17.0 105
6000 19.0 115 24.0 95
6300¹ 19.0 115 24.0 95
8000 18.0 105 23.0 90

Interacoustics AC40 Specifications

General

Brand	Interacoustics
Model	AC40
Category	Measuring Instruments
Language	English