Transducer
Impedance
Coupler
Signal
Tone 125 Hz
Tone 160 Hz
Tone 200 Hz
Tone 250 Hz
Tone 315 Hz
Tone 400 Hz
Tone 500 Hz
Tone 630 Hz
Tone 750 Hz
Tone 800 Hz
Tone 1000 Hz
Tone 1250 Hz
Tone 1500 Hz
Tone 1600 Hz
Tone 2000 Hz
Tone 2500 Hz
Tone 3000 Hz
Tone 3150 Hz
Tone 4000 Hz
Tone 5000 Hz
Tone 6000 Hz
Tone 6300 Hz
Tone 8000 Hz
Transducer
Impedance
Coupler
NB 125 Hz
NB 160 Hz
NB 200 Hz
NB 250 Hz
NB 315 Hz
NB 400 Hz
NB 500 Hz
NB 630 Hz
NB 750 Hz
NB 800 Hz
NB 1000 Hz
NB 1250 Hz
NB 1500 Hz
NB 1600 Hz
NB 2000 Hz
NB 2500 Hz
NB 3000 Hz
NB 3150 Hz
NB 4000 Hz
NB 5000 Hz
NB 6000 Hz
NB 6300 Hz
NB 8000 Hz
White noise
Effective masking value is RETSPL / RETFL add 1/3 octave correction for Narrow-band noise from ANSI
S3.6 2010 or ISO389-4 1994.
D-0121151-B – 2018/11
AD528 - Instructions for Use - EN
DD45
DD450
10 Ω
40 Ω
6ccm
Artificial ear
Max HL
Max HL
90
100
95
105
100
105
110
110
115
115
120
115
120
115
120
120
120
120
120
120
120
120
120
110
120
115
120
115
120
115
120
115
120
115
120
115
120
115
120
105
115
105
115
105
110
105
DD45
DD450
10 Ω
40 Ω
6ccm
Artificial ear
EM
EM
51.5
34.5
44.5
30
37.5
26
31
22
26.5
19.5
21.5
17.5
17
15
14
13
11.5
11
11.5
11
12
11.5
13
12
14
11.5
14
11.5
14
10.5
14
9
14
8.5
14
10
14
14.5
18
19
25.5
22
24
22.5
17
22.5
0
0
IP30
B71
10 Ω
10 Ω
2ccm
Mastoid
Max HL
Max HL
90.0
95
100
105
45
105
50
110
65
110
65
115
70
115
70
115
70
120
70
120
70
120
70
120
70
120
75
120
80
120
80
120
80
115
80
105
60
100
50
100
50
95
50
IP30
B71
10 Ω
10 Ω
2ccm
Mastoid
EM
EM
30.0
26
22
18
71
16
68
13
65
9.5
62
9
57.5
7
53.5
6.5
52
6
48.5
8
45
8
42.5
8
41.5
9
37
11
35.5
9.5
36
10
37
10.5
40.5
10
45
7
45
7
45
5
45
0
42.5
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