Page 1
SPECIFICATION
FOR DYNAMIC SPEAKER
Customer
Date
Page
TOTAL PAGE
08
www.be-star.com
Preliminary Specification
BMS40-12-08H6.9CW65M LF
BS/TES01.736A
29 Oct. 11
01 of 08
Model Name
Product No.Customer P/N
Issue No.
Issue Date
RoHS
132615
11/10/29
Approval：
1.Characteristics
2.Drawing
3.Reliability Test
4.Packing
5.History Change Record
Drawn by
莫丽丽
Checked by
王文邦
Approved by
张秀琴
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
BMS40-12-08H6.9CW65M LF
H
1.Characteristics
1.1 Electrical and Mechanical Characteristics
No. Item Specifications
G
1. Size 40*6.9mm
2. Impedance at 1.0KHz/1V 8±1.2 Ω
3. Lowest Resonance frequency 430±86Hz
4. Effective frequency range fo...5000Hz
45
3
12
G
F
5. Rated input power 1w
F
6. Maximum input power 1.5w
7. Buzz & Rattle(at sine wave2.83V) must be normal
8. SPL(1W,1m) at 1K Hz 83±3dB
E
9 Polarity Positive voltage to (+),
E
the diaphragm move forward
10. Frame Material Metal
11. Operating temperature -40...+85°C
12. Storage temperature -40...+85°C
D
1.2 Test Method
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
Power Amplifier
0.1m
D
C
1W(2.83Vrms)
B
Speaker
Mic
Audio
Analyser
B
Anechoic chamber
Date:
A
11/10/29A 王文邦
Rev.
Date
莫丽丽
Drawn
Note
6
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45
11/10/29
莫丽丽
张秀琴
3
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
Page:02 of 08
2 1
A
Page 3
6 45 3
BMS40-12-08H6.9CW65M LF
H
1.3 Frequency Response Curve
A: Frequency Response Magn 0 dB re 20.00μPa/V 1/12Oct
Test condition:0.1m/1W
12
G
F
E
G
F
E
1.4 Total Harmonic Distortion Curve
Test condition:0.1m/1W
D
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
A
莫丽丽
Drawn
Note
Rev.
11/10/29A
Date
6
Date:
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
11/10/29
莫丽丽
王文邦
张秀琴
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
Page:03 of 08
2 1
C
B
A
Page 4
6 45 3
BMS40-12-08H6.9CW65M LF
H
1.5 Resonance Frequency Curve
Test condition:0.1m/1W
12
G
F
E
G
F
E
1.6 Buzzer&Rattle Curve
Test condition:0.1m/1W
D
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
A
莫丽丽
Drawn
Note
Rev.
11/10/29A
Date
6
Date:
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45
11/10/29
莫丽丽
王文邦
张秀琴
3
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
Page:04 of 08
2 1
C
B
A
Page 5
6
BMS40-12-08H6.9CW65M LF
H
2.Drawing
unit:mm
Ø40±0.3
45
3
12
G
≈
F
Red
Black
G
F
65±5
E
2x Wire UL1007 AWG22# ,Colour:Black(b) and red(r)
Connector:Molex 31067-1071
E
Ø38.9±0.4
Ø36
Ø16.8±0.3
D
and shall not be used in whole or in part without its written content
Ø15.9±0.3
D
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
Protective
Rev.
4.0±0.3
11/10/29A
Date
C
B
A
6
cover
莫丽丽
Drawn
Note
6.9±0.3
Date:
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
11/10/29
莫丽丽
王文邦
张秀琴
45 3
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
Page:05 of 08
2 1
C
B
A
Page 6
6 45 3
BMS40-12-08H6.9CW65M LF
H
3. Reliability Test
3.1 Load Test 1W
G
F
E
Duration 48hours
3.2 High temperature test
Temp. +85±2°C
Relative humidity 20...50%RH
Duration 48hrs
3.3 Low temperature test
Temp. -40±3°C
Duration 48hrs
3.4 Moisture temperature test
Temp. 40±2°C
Relative humidity 90...95%RH
Duration 48hrs
3.5 Drop Test
Height 100cm
Direction x,y&z 3 axis
Time 6s
Dropped to 20mm thickness wooden boad contained packing
12
G
F
E
D
and shall not be used in whole or in part without its written content
After each test of 3.2 to3.3,3.4,speakers should be measured after 2hrs
D
exposed in normal temperature.
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
After each test,All specification must be satisfied in this condition.
C
B
A
Rev.
SPL:deviation is ±2dB of initial values
Date:
Drawn by:
11/10/29A
Date
6
莫丽丽
Drawn
Note
Checked by:
Approved by:
45 3
11/10/29
莫丽丽
王文邦
张秀琴
www.be-star.com wu@be-star.com
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
2 1
Page:06 of 08
C
B
A
Page 7
6 45 3
BMS40-12-08H6.9CW65M LF
H
4. Packing
TBD
12
G
F
E
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
莫丽丽
Drawn
Note
Rev.
11/10/29A
Date
6
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
11/10/29
莫丽丽
王文邦
张秀琴
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
Page:07 of 08
2 1
C
B
A
Page 8
6 45 3
BMS40-12-08H6.9CW65M LF
H
5. History Change Record
12
version
No.
A
G
F
E
Before After
Change Items
Date
11/10/29
Drawn Approved
莫丽丽
张秀琴
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
A
莫丽丽
Drawn
Note
Rev.
11/10/29A
Date
6
Date:
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
11/10/29
莫丽丽
王文邦
张秀琴
BMS40-12-08H6.9CW65M LF
Speaker
DRG NO: BS/TES01.736A
Page:08 of 08
2 1
D
C
B
A
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