Phonak FreeCom 7100, Руководство пользователя

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F Technical Data F Technical Data
Frequency
(Hz)
Mean attenuation
(dB)
Standard deviation
(dB)
APV
(dB)
125 21.9 5.2 16.7
250 21.9 5.2 16.7
500 21.1 5.8 15.3
1000 26.7 4.0 22.7
2000 32.7 3.5 29.2
4000 29.8 3.4 26.4
8000 31.7 4.7 27.0
SNR=24 L=18 M=20 H=27
Frequency
(Hz)
Mean attenuation
(dB)
Standard deviation
(dB)
APV
(dB)
125 23.4 3.6 19.8
250 21.4 4.2 17.2
500 20.5 2.5 18.0
1000 22.7 3.5 19.2
2000 27.0 3.0 24.0
4000 23.1 4.2 18.9
8000 26.4 4.8 21.6
SNR=22 L=19 M=19 H=21
Frequency
(Hz)
Mean attenuation
(dB)
Standard deviation
(dB)
APV
(dB)
125 25 3.9 21.1
250 23.4 4.7 18.7
500 23.1 4.3 18.8
1000 26.4 4.9 21.5
2000 29.7 2.2 27.5
4000 28.3 2.7 25.6
8000 31.6 3.8 27.8
SNR=25 L=20 M=22 H=26
Table 1a: Criteria levels for FreeCom 7100 with
CUSTOM ear shells.
SNR | Single Number Rating attenuation value
L | Low-frequency attenuation value
M | Medium-frequency attenuation value
H | High-frequency attenuation value
APV | Assumed Protection Value
H 108.42 dB .
M 103.80 dB .
L 98.85 dB .
Table 2a: Criteria levels for FreeCom 7100 with
GENERIC ear shells with silicone eartips.
Table 3a: Criteria levels for FreeCom 7100 with
GENERIC ear shells with silicone eartips.
H 102 dB .
M 104.5 dB .
L 101.5 dB .
H 102 dB .
M 104 dB .
L 106 dB .
Table 1: Passive attenuation values for the FreeCom
7100 headset with the CUSTOM ear molds.
Table 2: Passive attenuation values for the FreeCom
7100 with GENERIC ear shells with silicone eartips
Table 3: Passive attenuation values for the FreeCom
7100 with GENERIC ear shells with foam eartips