intensity MDV-D100Q4/N1-D, Руководство по обслуживанию

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0'9'41' 0'9'41'
Octave band centerfrequency
（
Hz
）
So
un
d
pr
e
ss
u
re
le
v
e
l
dB
（
0d
B
=
0.
000
2
ȝ
ba
r
）
Audibility lim its of
continuous w hite
sound
Octave band centerfrequency
（
Hz
）
So
un
d
pr
e
ss
u
re
le
v
e
l
dB
（
0d
B
=
0.
000
2
ȝ
ba
r
）
Audibility lim its of
continuous w hite
sound
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