Sensear smartPlug, Руководство пользователя

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DOC00071 smartPlug™ Manual rev 02
21
PASSIVE ATTENUATION (ANSI S12.6 – 2008)
smartPlug™ measured in accordance with ANSI S12.6–2008 (Method B)
Foam tips (SML, MED, LRG)
Frequency (Hz) 125 250 500 100 2000 4000 8000 NRS
Mean
attenuation(dB)
32.0 29.2 32.3 32.0 37.0 40.8 42.6
29 to 39dB
Standard
deviation
(dB)
6.1 6.5 6.8 6.7 5.1 5.8 4.5
APV84% 26.9 23.7 26.6 26.0 32.7 35.9 38.8
PASSIVE ATTENUATION (AS/NZS 1270:2002)
smartPlug™ measured in accordance with AS/NZS1270:2002.
Foam tips (SML, MED, LRG)
Frequency (Hz) 125 250 500 1000 2000 4000 8000 SLC(80)
Mean
attenuation(dB)
31.7 28.1 32.1 32.7 36.7 39.5 42.0
28dB,
Class5
Standard deviation
(dB)
9.7 7.8 8.0 8.2 5.7 7.6 5.7
Mean attenuation–
Standard deviation
(dB)
22.0 20.3 24.1 24.5 31.0 31.9 36.3
En
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