SPECIFICATION
09TOTAL PAGE
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1.Description
2.Characteristics
3.Drawing
4.Reliability Test
5.Reflow Condition
6.Tape on Reel Packing
7.MSL Rating and Notice
8.History Change Record
FOR DYNAMIC SPEAKER
Preliminary Specification For The Acoustic
Characteristics of Dynamic Speaker
Customer
Product No.Customer P/N
Model Name
Issue Date
Issue No.
BS/TES01.1115A
2011/10/18
SMS1010-08H04 LF
137610
Date
Page
18 Oct. 2011
01 of 09
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
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
and shall not be used in whole or in part without its written content
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1.Description
1.1 Acoustic component Performance Specification
1.2 The present document specifies performance requirements
for the acoustic characteristics of speaker
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A
2.Characteristics
2.1 Electrical and Mechanical Characteristics
No. Item Specification
1. Dimension 10 x 10 x 4.0 (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 1200Hz ±20%
6. Frequency Response F0~20KHz
7. S.P.L 86±3dB/1W/0.1m at F0,1.6,2.0,3.2KHz average
8. THD ≤8% (at 1.0-10KHz/0.1W)
9. Buzzes & Rattles Must be normal at sine wave 2.83Vrms
10. Polarity Positive voltage to (+),Diaphragm moves forward
11. Operating Temperature -30~+ 85°C
12. Storage Temperature -40~+ 105°C
13. Weight ~1.2g±0.2g
Speaker
2011/10/18
2011/11/18
SMS1010-08H04 LF
DRG NO: BS/TES01.1115A
SMS1010-08H04 LF
Speaker
Mic
Audio
Analyser
Power Amplifier
10cm
1W(2.83Vrms)
2.2 Test Method
Anechoic chamber
李红元
王 平
王文邦
王文邦