Instruction Manual

ManualsBrandsBeStar ManualsAcousticsBLS2027-11-08H7.8 LF

2011/07/04

BS/TES01.1163A

121610

SPECIFICATION

06TOTAL PAGE

www.be-star.com

RoHS

Customer

Product No.Customer P/N

Model Name

Issue Date

Issue No.Date

Page

04 Jul .2011

01 of 06

Checked by

Drawn by

Customer approved

Approved by

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

FOR DYNAMIC SPEAKER

BLS2027-11-08H7.8 LF

Approval:

1.Description

2.Characteristics

3.Drawing

4.Reliability Test

5.Packing

6.History Change Record

Summary of content (6 pages)

PAGE 1
SPECIFICATION FOR DYNAMIC SPEAKER www.be-star.com TOTAL PAGE 06 RoHS Customer Model Name BLS2027-11-08H7.8 LF Customer P/N Product No. 121610 Date 04 Jul .2011 Issue No. BS/TES01.1163A Page 01 of 06 Issue Date 2011/07/04 Approval: 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.
PAGE 2
6 5 4 2 3 1 BLS2027-11-08H7.8 LF 1.Description H H 1.1 Acoustic component Performance Specification 1.2 The present document specifies performance requirements for the acoustic characteristics of speaker 2. Characteristics 2.1 Electrical and Mechanical Characteristics G No. Item G Specification 1. Dimension 20 x 27 x 7.8(mm) 2. AC Impedance 3. Rated Input Power 2.0W 4. Maximum Input Power 3.0W 5. Resonance Frequency 570Hz ±20% 6. Frequency Response F0~10KHz 7. S.P.L 8. T.
PAGE 3
6 5 4 2 3 1 BLS2027-11-08H7.8 LF H H 2.3 Frequency Response Curve (only for reference) A: Frequency Response Magn 0 dB re 20.00 μPa/V 1/12Oct 110 dB 100 Sound Pressure Level (dB) G 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 F G 90 80 F 70 60 100 E 2k 1k 5k 7k 10k E Frequency (Hz) 3.Drawing unit:mm tolerance:±0.
PAGE 4
6 5 4 2 3 1 BLS2027-11-08H7.8 LF H H 4.Reliability Test 4.1 Load Test Power (Nom) Duration G 4.2 High Temperature Test Temperature Duration +85±2°C 96hrs 4.3 Low Temperature Test Temperature Duration -40±2°C 96hrs G 4.4 Damp Heat Temperature Relative Humidity Duration 4.5 Temperature Cycle Test Cycles F 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 2.
PAGE 5
6 5 4 3 2 1 BLS2027-11-08H7.8 LF H H 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 5. Packing G G F F E E TBD D D C C B B 2011/07/04 Date: 王文邦 Drawn by: A A 2011/07/04 Date Rev. 王文邦 Drawn Note Checked by: 王平 Approved by: 李红元 www.be-star.com wu@be-star.com 6 5 4 3 BLS2027-11-08H7.8 LF A Speaker DRG NO: BS/TES01.
PAGE 6
5 4 2 3 1 BLS2027-11-08H7.8 LF H H 6. History Change Record version No. 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 G Change Items Before Date Drawn Approved 2011/07/04 王文邦李红元 After A G F F E E D D C C B B 2011/07/04 Date: 王文邦 Drawn by: A A 2011/07/04 Date Rev. 王文邦 Checked by: 王平 Drawn Approved by: 李红元 Note www.be-star.com wu@be-star.