Characteristics 2.frequency response, No. item specifications 1. dimension, 1 electrical and mechanical characteristics – BeStar BLS3070-12-08H23 LF User Manual
Page 2
No. Item Specifications
1. Dimension
30.5*70mm
2. Impedance 8± 1.2
Ω
3. Resonance frequency 300± 60Hz
4. Operating frequency range F0~4KHz
5. Rated input power 2W
6. Maximum input power 5W
7. Buzz & Rattle must be normal (at sine wave2V)
8. T.H.D <5%(at 1KHz/250mW)
9. SPL(1m/0.5W at 0.5、0.6、0.8、1.0、1.2 kHz ) 86± 3dB
10. Frame SPCC
11. Operating temperature -10...+55 C
12. Storage temperature -10...+60 C
1.1 Electrical and Mechanical Characteristics
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Drawn by:
Drawn
Rev.
Date
Approved by:
Checked by:
Note
Date:
Speaker
Mic
Audio
Analyser
Power Amplifier
1m
1
W
(2
V
rm
s)
2.1 Test Method
Anechoic chamber
BLS3070-12-08H23 LF
张秀琴
王 平
汪凤声
A
Speaker
汪凤声
1.Characteristics
2.Frequency Response
2012/03/20
2012/03/20
BLS3070-12-08H23 LF
Page:02 of 07
DRG NO ：
BS/TES01.1072A