Active Audio StepArray+ SA150P+, Руководство пользователя

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8.5 SA400P / acoustical data
8.5 SA400P / acoustical data
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20m 10m 0m 40m 30m
10m
50m 60m 70m
h=3,05m
10dB
5dB
0dB
-5dB
-10dB
-15dB
-20dB
(a) SA400P vertical directivity: sound level for the voice octaves (500Hz,1kHz,2kHz) in the vertical median plane.
0m 10m 20m 30m 40m
10m
20m
50m 60m 70m
30m
40m
10dB
5dB
0dB
-5dB
-10dB
-15dB
-20dB
(b) SA400P horizontal directivity: sound level for the voice octaves (500Hz,1kHz,2kHz) on the listening plane.
0 10 20 30 40 50 60 70
−15
−10
−5
0
5
10
15
SPL(dist) SA400P
250Hz
500Hz
1000Hz
2000Hz
4000Hz
8000Hz
(c) Sound level by octave in the axis of the listening plane in front of the column
with respect to the distance from the column.
Figure 10 – SA400P acoustical data.
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Column is in nominal position. Levels are referenced to the mean SPL on the listening area.
Last update: March 29, 2016
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