BeStar BMS40-12-08H4.9W076J LF - Manual (Page 2)

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Checked by:
Approved by:
Drawn by:
Date:
3 2 1
Speaker
Page:1 of 5 DRG NO: BS/TES01.865B
Rev. Drawn Date Note
www.be-star.com [email protected]
丁小军
郭 敏
08.08.07
丁小军 08.7.30 A
BMS40-12-08H4.9W076J LF
BMS40-12-08H4.9W076J LF
1.Technical Terms
No. Item Specifications
1. Size 40*4.9mm
2. Impedance at 1.0KHz/1V 8 ±1.2 Ω
3. Lowest Resonance frequency 430 ±86Hz
4. Effective frequency range fo...5000Hz
5. Rated input power 1w
6. Maximum input power 1.5w
7. Buzz & Rattle(at sine wave2V) must be normal
8. SPL(1W,1m) at 1K Hz 86 ±3dB
9 Polarity Positive voltage to (+),
the diaphragm move forward
10. Frame Material Metal
11. Weight 9.5g
12. Operating temperature -40...+85 °C
13. Storage temperature -40...+85
°C
2.FrequencyResponse
莫丽丽
60
70
80
90
100
dBSPL
110
100 1K 10K Hz 20K
-180
-108
-36
-36
108
Deg
180
丁小军 08.08.07 B