Sennheiser HDA 300 Bedienungsanleitung Seite 2

Sensitivity level
on ear simulator with adapter (plate) and
conical ring according to
IEC 60318-1:2010*
Mean value
Frequency in Hz on B&K 4153
in dB re 1 Pa/V
63 34.9
80 35.6
100 36.1
125 36.1
160 37.2
200 38.0
250 38.0
315 38.6
400 38.2
500 37.2
630 35.4
750 33.5
800 32.7
1000 30.1
1250 27.5
1500 25.2
1600 24.3
2000 21.1
2500 20.3
3000 20.0
3150 19.8
4000 16.3
5000 26.1
6000 26.4
6300 26.7
8000 28.1
10000 19.4
12000 24.1
12500 20.2
14000 17.5
16000 16.1
* measured with additional adapter for a quicker and more accurate positioning on coupler plate
This is optionally available from Sennheiser.
Measuring conditions
Temperature:
Relative humidity:
Standards
Headphones comply with IEC 60645-1, IEC 60645-2, ANSI S3.6-2010
Standard
deviation in dB
0.58
0.75
0.58
0.88
0.40
0.31
0.67
0.77
1.03
1.05
0.75
0.61
0.53
0.28
0.37
0.26
0.33
0.52
0.54
0.55
0.55
0.46
0.20
0.25
0.36
1.56
0.43
0.81
0.68
1.04
0.85
22 °C
50 %
on 6 ccm coupler according to
IEC 60318-3:2010
Mean value
Standard
on B&K 4152
deviation
in dB re 1 Pa/V
24.5 1.08
27.2 0.90
29.1 0.68
30.5 0.52
31.7 0.41
32.5 0.29
33.1 0.44
34.2 0.27
35.3 0.22
36.3 0.22
37.5 0.28
38.2 0.41
38.4 0.34
38.8 0.61
37.4 0.62
36.0 0.29
35.3 0.20
33.2 0.58
32.0 0.42
29.7 0.36
29.0 0.29
26.7 0.14
27.0 0.36
28.9 0.54
28.3 0.54
18.4 0.74