Sanyo TH2442 / CH2442 Car Speaker User Manual


 
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SM830082
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1. Specifications
1-10 Noise Criterion Curves
Concealed Duct Type
MODEL : UH2442
SOUND LEVEL :
HIGH 34 dB(A), NC 22 / LOW 27 dB(A), NC 18
CONDITION : Under the unit 4.9 ft.
SOURCE : 208 - 230 V, 1 Phase, 60 Hz
1761_U_I
60
50
40
30
20
10
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63 125 250 500 1000 2000 4000 8000
BAND CENTER FREQUENCIES, Hz
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0 dB = 0.0002 µbar)
NC-50
NC-40
NC-30
NC-20
MODEL : UH3642
SOUND LEVEL :
HIGH 38 dB(A), NC 30 / LOW 31 dB(A), NC 21
CONDITION : Under the unit 4.9 ft.
SOURCE : 208 - 230 V, 1 Phase, 60 Hz
1762_U_I
60
50
40
30
20
10
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63 125 250 500 1000 2000 4000 8000
BAND CENTER FREQUENCIES, Hz
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0 dB = 0.0002 µbar)
NC-50
NC-40
NC-30
NC-20