Table 1, 2 frequency response curve – BeStar BDT3032H12.8-02 LF User Manual
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Page:03 of 09
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table 1
1.2 Frequency response curve
720
Frequency
/Hz
900
1000
1900
2000
1600
750
Test conditions
The test assembly is in free field or a test room with min 2m
×2m ground and 2m high
Distance between loudspeaker and SPL meter=10cm
Trigger voltage is 5.6V0-p, 50% duty square wave signal
The trigger signal comes from a function generator FG100. The trigger voltage is
adjusted to 5.6V0-p constant voltage.(in case of load)
T
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o
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td.
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no
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i
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h
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r
in
pa
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w
ith
ou
t
it
s
w
ri
tt
en
c
on
tent
B
60
100
C
70
80
90
100
dB SPL
D
110
E
F
G
1K
Hz
B
C
D
95
95
105
105
98
88
98
88
90
88
98
100
108
98
Min SPL
/dBA
Max SPL
/dBA
E
F
G
6
H
4
5
3
2
1
H
BDT3032H12.8-02 LF
DRG NO: BS/TES01.563A
BDT3032H12.8-02 LF
陶红仲
王文邦
莫丽丽
07/08/09
莫丽丽
07/08/09
A