Husqvarna X-SYNC Operator's Manual page 15

Helmet mounted
Clamping force 11.1 N
Au/NZs 1270
Frequency,
125
Hz
Mean
attenuation,
15.9
dB
Standard
5.3
deviation, dB
Mean -
standard
10.6
deviation
Headband style
Clamping force 11.1 N
Au/NZs 1270
Frequency,
125
Hz
Mean
attenuation,
21
dB
Standard
3.4
deviation, dB
Mean -
standard
17.6
deviation
2146 - 003 -
250 500 1000
20.4 26.2 34.8
5.4 7.9
15 18.3 29.1
250 500 1000
24.2 30.1 35.1
3.3 3.4
20.9 26.7 32.8
2000 4000
38.2
34
5.7 4.2 5.6
34 28.4
2000 4000
37.4
35.8
2.3
2.7 2.5
34.7
33.3
8000 SLC 80 Class
35.9
26.2 Class 5
8.1
27.8
Class
8000 SLC 80
37.8
Class 5
32.1
3.9
33.9
15