Bls3040-box lf, Description, Characteristics – BeStar BLS3040-BOX LF User Manual
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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
Drawn by:
Drawn
Rev.
Date
Approved by:
Checked by:
Note
Date:
Page:02 of 06
A
2.Characteristics
2.1 Electrical and Mechanical Characteristics
No. Item Specification
1. Dimension 30 x40 x 4.5(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
550Hz ±20%
6. Frequency Response F0~6KHz
7. S.P.L
93±3dB/1m/1W at 0.8, 1.0,1.2,1.5KHz average
8. THD
≤5% (at 1.0KHz/0.1W)
9. Buzzes & Rattles Must be normal at sine wave 2.83Vrms
10. Polarity Positive voltage to (+),Diaphragm moves forward
11. Operating Temperature -20~+ 6 0
°C
12. Storage Temperature -30~+ 7 0
°C
13. Weight
~9.2g
±0.3g
Speaker
2010/08/16
2010/08/16
BLS3040-BOX LF
DRG NO: BS/TES01.1131A
BLS3040-BOX LF
Speaker
Mic
Audio
Analyser
Power Amplifier
1m
0
.1
W
(0
.8
9
V
rms)
2.2 Test Method
Anechoic chamber
王文邦
王文邦
李红元
王 平