Interacoustics Affinity Compact - Page 66

D-0123234-D – 2020/05
Affinity Compact - Instructions for Use - EN Page 62
NB NOISE EFFECTIVE MASKING LEVEL
TRANSDUCER
DD45
TDH39
DD65 v2
DD450
HDA300
EAR3A
IP30
B71
B71
B81
B81
IMPEDANCE 10 Ω 10 Ω 10 Ω 40 Ω 23 Ω 10 Ω 10 Ω 10 Ω 10 Ω 12.5 Ω 12.5 Ω
COUPLER
6ccm
6ccm
ARTIFICIAL
EAR
ARTIFICIAL
EAR
ARTIFICIAL
EAR
2ccm
2ccm
MASTOID
FOREHEA
D
MASTOID
FOREHEA
D
EM
EM
EM
EM
EM
EM
EM
EM
EM
EM
EM
NB 125 Hz
51.5
49
34.5
34.5
31
30
30
NB 160 Hz
44.5
41.5
29.5
30
28.5
26
26
NB 200 Hz
37.5
35.5
25.5
26
26.5
22
22
NB 250 Hz 31 29.5 21 22 24 18 18 71 83 71 83
NB 315 Hz
26.5
24
18
19.5
20
16
16
68
80.5
68
80.5
NB 400 Hz
21.5
19
14.5
17.5
16
13
13
65
78.5
65
78.5
NB 500 Hz 17 15.5 12 15 12 9.5 9.5 62 76 62 76
NB 630 Hz 14 13.5 11.5 13 11 9 9 57.5 71 57.5 71
NB 750 Hz
11.5
12.5
10.5
11
9.5
7
7
53.5
66.5
53.5
66.5
NB 800 Hz 11.5 12 10 11 9 6.5 6.5 52 64 52 64
NB 1000 Hz
12
13
10.5
11.5
8
6
6
48.5
57
48.5
57
NB 1250 Hz 13 12.5 9.5 12 8.5 8 8 45 55 45 55
NB 1500 Hz 14 12.5 8.5 11.5 9 8 8 42.5 53.5 42.5 53.5
NB 1600 Hz
14
13
8.5
11.5
8.5
8
8
41.5
52.5
41.5
52.5
NB 2000 Hz
14
15
8.5
10.5
6
9
9
37
48.5
37
48.5
NB 2500 Hz
14
15.5
8
9
4
11
11
35.5
47.5
35.5
47.5
NB 3000 Hz
14
16
8
8.5
3
9.5
9.5
36
48
36
48
NB 3150 Hz
14
16
9
10
3.5
10
10
37
48.5
37
48.5
NB 4000 Hz
14
14.5
14.5
14.5
4.5
10.5
10.5
40.5
48.5
40.5
48.5
NB 5000 Hz 18 18 20.5 19 15.5 10 10 45 56 45 56
NB 6000 Hz
25.5
20.5
26
22
26
7
7
45
56
45
56
NB 6300 Hz
24
20
26
22.5
26.5
7
7
45
55
45
55
NB 8000 Hz
17
18
26
22.5
28
5
5
45
55
45
55
NB 9000 Hz
24
32.5
NB 10000 Hz
27
23
NB 11200 Hz
28
27
NB 12500 Hz 32.5 32
NB 14000 Hz
40
38.5
NB 16000 Hz 61 50.5
NB 18000 Hz 88 88
NB 20000 Hz
110
110
White noise 0 0 0 0 0 0 0 42.5 51 42.5 51
TEN noise 25 25 16 16
Effective masking value is RETSPL / RETFL add 1/3 octave correction for Narrow-band noise from ANSI S3.6 2018 or ISO389-4 1994.