Characteristics, Description – BeStar BLS2027-11-08H7.8 LF User Manual
Page 2
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H
Rev.
Date
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2011/07/04
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BLS2027-11-08H7.8 LF
Speaker
Approved by:
Note
Drawn
5
4
Drawn by:
Checked by:
Date:
3
2
DRG NO: BS/TES01.1163A
王 平
李红元
2011/07/04
1
Page:02 of 06
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2. Characteristics
2.1 Electrical and Mechanical Characteristics
No. Item Specification
1. Dimension 20 x 27 x 7.8(mm)
2. AC Impedance 8
Ω
±15% at 1.0KHz
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 86±3dB/0.1W /0.1m at 0.8,1.0,1.2,1.5KHz average
8. T.H.D
≤5% at 2.0W/1KHz
9. Magnet
Ш11.5Ч1.5mm
10. Buzzes & Rattles Must be normal at sine wave 4.0Vrms
11. Polarity Positive voltage to (+),Diaphragm moves forward
12. Operating Temperature -30~+ 70
°C
13. Storage Temperature -40~+ 85
°C
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BLS2027-11-08H7.8 LF
王文邦
1.Description
1.1 Acoustic component Performance Specification
1.2 The present document specifies performance requirements
for the acoustic characteristics of speaker
Speaker
Mic
Audio
Analyser
Power Amplifier
0.1m
0
.1
W
(0
.89
V
rm
s)
2.2 Test Method
Anechoic chamber
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