Page 1
SPECIFICATION
FOR DYNAMIC SPEAKER
Customer
Date
Page
Table of Contents:
16 Aug. 2010
01 of 06
06TOTAL PAGE
Model Name
Product No.Customer P/N
Issue No.
Issue Date
www.be-star.com
RoHS
BLS3040-BOX LF
122720
BS/TES01.1131A
2010/08/16
1.Description
2.Characteristics
3.Drawing
4.Reliability Test
5.Packing
6.History Change Record
Drawn by
Checked by
Approved by
Customer approved
BESTAR ELECTRONICS INDUSTRY CO.,LTD
No.199 HuangHe West Road.New district,ChangZhou,JiangSu Province,P.R.China
Tel: +86 519 88222567 Fax: +86 519 88222551
E-mail:wu@be-star.com http://www.be-star.com
Page 2
6 45 3
BLS3040-BOX LF
H
1.Description
1.1 Acoustic component Performance Specification
1.2 The present document specifies performance
requirements for the acoustic characteristics of speaker
2.Characteristics
G
F
2.1 Electrical and Mechanical Characteristics
No. Item Specification
1. Dimension 30 x40 x 4.5(mm)
2. AC Impedance 8 Ω±15%(at 2KHz/1Vrms)
3. Rated Input Power 1.0W(2.83Vrms)
4. Maximum Input Power 1.2W(3.10Vrms)
5. Resonance Frequency 550Hz ±20%
6. Frequency Response F0~6KHz
12
G
F
7. S.P.L 93±3dB/1m/1W at0.8, 1.0,1.2,1.5KHz average
E
8. THD ≤5% (at 1.0KHz/0.1W)
E
9. Buzzes & Rattles Must be normal at sine wave2.83Vrms
10. Polarity Positive voltage to (+),Diaphragm moves forward
11. Operating Temperature -20~+ 60°C
12. Storage Temperature -30~+ 70°C
D
D
13. Weight ~9.2g±0.3g
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
2.2 Test Method
Power Amplifier
C
1m
0.1W(0.89Vrms)
B
Speaker
Mic
Audio
B
Analyser
Anechoic chamber
Date:
A
A
Rev.
2010/08/16
Date
6
王文邦
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
2010/08/16
王文邦
王 平
李红元
BLS3040-BOX LF
Speaker
DRG NO: BS/TES01.1131A
2 1
A
Page:02 of 06
Page 3
6 45 3
BLS3040-BOX LF
H
2.3 Frequency Response Curve (only for reference)
12
A: Frequency Response Magn 0 dB re 20.00 μPa/V 1/12Oct
G
F
E
G
F
E
3. Drawing
Unit:mm
D
Tolerance:±0.2
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
B
Date:
A
A
2010/08/16 王文邦
Rev.
Date
Drawn
Note
6
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
2010/08/16
王文邦
王 平
李红元
BLS3040-BOX LF
Speaker
DRG NO: BS/TES01.1131A
2 1
Page:03 of 06
C
B
A
Page 4
6 45 3
BLS3040-BOX LF
H
4. Reliability Test
4.1 Load Test
Power (Nom) 1.0W(sine wave)
Duration 96hrs
12
G
Temperature +70±3°C
G
Duration 96hrs
4.3 Low Temperature Test
Temperature -30±3°C
Duration 96hrs
4.4 Damp Heat
4.2 High Temperature Test
F
Temperature 40±3°C
F
Relative Humidity 90%-95%RH
Duration 96hrs
4.5 Temperature Cycle Test
Cycles 4
E
T(°C)
transition time:20-30s
E
+75
+25
-30
D
1
1 1
t (h)
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
1 cycles
4.6 Drop Test
C
Height 1.0m
Drop face thick board (20mm)
C
Times 10 (three times in
each durection )
Notice:
1.Immediately after reliability test,the samples shall be stored under climatic conditions
such as normally exist in ordinary rooms or laboratories.Unless otherwise noted,the
B
recovery period shall be 4hrs at least before performance testing.
2. After reliability test ,all samples must be meet the requirements specified
B
3.Sensitivity difference at 0.8~1.5KHz shall be within ±3dB from initial value after test.
Date:
A
A
2010/08/16 王文邦
Rev.
Date
6
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
2010/08/16
王文邦
王 平
李红元
BLS3040-BOX LF
Speaker
DRG NO: BS/TES01.1131A
2 1
A
Page:04 of 06
Page 5
6 45 3
BLS3040-BOX LF
H
5. Packing
12
G
F
E
6
ITEM:
C/NO:
MADE IN CHINA
MODEL:
QTY:
N.W:
G.W:
SIZE:
LOT NO
PCS
Kg
kg
49.5X26X24cm
D
G
F
E
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
B
Date:
A
A
2010/08/16 王文邦
Rev.
Date
Drawn
Note
6
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
2010/08/16
王文邦
王 平
李红元
BLS3040-BOX LF
Speaker
DRG NO: BS/TES01.1131A
2 1
Page:05 of 06
C
B
A
Page 6
6 45 3
BLS3040-BOX LF
H
6. History Change Record
12
version
No.
A
G
F
E
Before After
Change Items
Date
2010/08/16
Drawn
王文邦
Approved
李红元
G
F
E
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
B
Date:
A
A
2010/08/16 王文邦
Rev.
Date
Drawn
Note
6
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45
2010/08/16
王文邦
王 平
李红元
3
BLS3040-BOX LF
Speaker
DRG NO: BS/TES01.1131A
2 1
Page:06 of 06
D
C
B
A
Loading...