Characteristics, Description – BeStar BLS2828-12-04H11 LF User Manual
Page 2
H
H
张小红
Rev.
Date
6
A
09/10/22
A
B
BLS2828-12-04H11 LF
Speaker
Approved by:
Note
Drawn
5
4
Drawn by:
Checked by:
Date:
3
2
DRG NO: BS/TES01.1032A
张小红
09/10/22
1
Page:2 of 6
A
B
2. Characteristics
2.1 Electrical and Mechanical Characteristics
No. Item Specification
1. Dimension 28X28X11(mm)
2. AC Impedance(at 1kHz) 4
±15%Ω
3. Rated Input Power 2.0W
4. Maximum Input Power 2.5W
5. Resonance Frequency 500
±20%Hz
6. Frequency Response F0～20KHz
7. Output SPL
83
±3dB/0.1W /0.1m
at 1.0KHz
8. Distortion
≤5%（at 1kHz,0.1W）
9. Buzzes & Rattles must be normal at 2.83Vrms (sine wave)
10. Operating Temperature -20～+65
°C
11. Storage Temperature -25～+75
°C
12. Weight ~11.8g
T
h
is
p
ri
n
t
and
i
n
fo
rm
a
ti
on
t
he
re
i
n
a
re
p
rop
ri
e
ta
ry
t
o
B
e
s
ta
r E
le
c
tr
on
ics
I
ndu
s
tr
y
C
o
.,
L
td.
and
s
ha
ll
no
t
be
u
s
ed
i
n
w
ho
le
o
r
in
p
a
rt
w
it
hou
t
it
s
wr
itt
en
c
on
tent
D
C
E
F
G
D
C
E
F
G
6
5
4
3
2
1
Speaker
Mic
Audio
Analyser
Power Amplifier
10cm
0
.1
W
(0
.6
3
V
rm
s)
2.2 Test Method
Anechoic chamber
李红元
王文邦
BLS2828-12-04H11 LF
1.Description
1.1 Acoustic component Performance Specification
1.2 The present document specifies performance requirements
for the acoustic characteristics of speaker