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Technical data
Refer to the illustrations that follow for technical data
on each product. For more technical data, refer to the
technical data appendix sheet in this operator's manual.
HP500BT-01
f(H ) z
63
Mf (dB)
19.3
Sf (dB)
3.3
APV (dB)
16.0
457
g
HP500BT-02
f(H ) z
63
Mf (dB)
17.1
5.0
Sf (dB)
APV (dB)
12.1
498
g
For more information about the contents of the technical
data, refer to the list that follows:
•
F = Frequencies at which attenuation is measured.
•
Mf = Mean value.
•
Sf = Standard deviation.
•
APV (Mf-Sf) = Assumed Protection Value.
•
H = High frequency attenuation value (predicted
noise level reduction for noise where L
M = Medium frequency attenuation value (predicted
noise level reduction for noise where L
L = Low frequency attenuation value (predicted noise
level reduction for noise where L
Materials
Part
Inner ear cup
Outer ear cup, left
2146 - 003 -
Technical data
125
250
500
1000
17.7
24.6
32.3
3.0
3.6
2.6
15.1
21.6
28.7
125
250
500
1000
18.3
22.5
29.0
2.8
2.8
2.9
15.5
19.7
26.1
-L
= -2 dB).
C
A
-L
= +2 dB).
C
A
-L
= +10 dB).
C
A
Material
ABS
ABS
2000
4000
8000
36.7
37.4
39.0
39.9
3.3
3.3
3.3
33.4
34.1
35.5
36.9
2000
4000
8000
36.1
37.5
39.7
41.6
2.6
3.5
4.1
2.8
33.5
34.0
35.6
38.8
•
SNR = Single Number Rating (the value that is
subtracted from the measured C-weighted sound
pressure level, L
A-weighted sound level inside the ear.
Responsible manufacturer: Husqvarna AB, SE-561 82
Huskvarna, Sweden, tel: +46-36-146500.
Sound level
The FM radio mode and Headset mode have a
maximum equivalent sound level of 82 dB (A).
Part
Headband
Helmet fork
H
M
38.0
32.8
25.1
3.0
2.0
2.0
2.5
36
31
23
H
M
38.0
31.3
24.5
2.5
2.0
2.3
36
29
22
, in order to estimate the effective
C
Material
POM+TPE
POM
L
SNR
34.7
1.9
33
L
SNR
33.7
1.9
32
11
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