Characteristics, 1 electrical and mechanical characteristics, 2 test method – BeStar BMS1813-11C-08H3.8RW028 LF User Manual
Page 2: 10cm, Bestar electronics industry co.,ltd, Digital audio analysis system

H
H
王文邦
BESTAR ELECTRONICS INDUSTRY CO.,LTD
Rev.
Date
6
A
07/09/05
A
B
BMS1813-11C-08H3.8RW028 LF
Speaker
Approved by:
Note
Drawn
5
4
Drawn by:
Checked by:
Date:
程久生
3
2
DRG NO: BS/TES01.863A
王文邦
高 正
07/09/05
1
Page:1 of 5
A
B
1. Characteristics
1.1 Electrical and Mechanical Characteristics
No. Item Specification
1. Dimension 18 x 13 (mm)
2. AC Impedance 8
Ω
± 15% at 2KHz
3. Rated Input Power 0.6W
4. Maximum Input Power 0.8W
5. Resonance Frequency 850Hz
± 20%
6. Frequency Response F0~20KHz
7. S.P.L 86
± 3dB/0.1W/0.1m at 0.8,1.0,1.2 ,1.5KHz average
8. T.H.D <=8 % (0.6W/1KHz)
9. Buzzes & Rattles Must be normal at sine wave 2.19Vrms
10. Operating Temperature -20~+ 60
° C
11. Storage Temperature -30~+ 70
° C
12. Weight ~1.5g
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BMS1813-11C-08H3.8RW028 LF
1.2 Test Method
Baffle
10cm
0
.1
W
(8
9
4
m
V
rm
s
)
s
ine
w
a
ve
Sample
Digital Audio Analysis System
Microphone
Power amplifier
Audio analyzer