BeStar BDT3032H12.8-02 LF - Manual (Page 3)

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A Speaker
Page:03 of 09
1
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
h
is
p
ri
n
t
a
n
d
i
n
fo
rm
a
tio
n
t
he
re
i
n
a
re
p
ro
p
ri
e
ta
ry
t
o
B
e
s
ta
r
E
le
c
tr
o
n
ics
I
ndu
s
tr
y
C
o
.,
L
td.
a
nd
s
h
a
ll
no
t
b
e
u
s
ed
i
n
w
h
o
le
o
r
in
pa
rt
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