BeStar BMS1511F-11C-08H2.5W LF - Manual (Page 11)

3.Sensitivity difference at 2~5KHz shall be within ±3dB from initial value after test.
6.5 Temperature Cycle Test
Cycles 10
Notice:
1.Immediately after reliability test,the samples shall be stored under climatic conditions
such as normally exist in ordinary rooms or laboratories.Unless otherwise noted,the
recovery period shall be 4hrs at least before performance testing.
2. After reliability test ,all samples must be meet the requirements specified
6.6 Drop Test
Height 1.0m
Drop face thick ness wooden board (20mm)
Times 10
(three times in each direction )
6.3 Low Temperature Test
Temperature -20 ±3°C
Duration 96hrs
6.1 Load Test
Power (Nom) 0.5W(in Pink noise in 1cc box)
Duration 96hrs
6.2 High Temperature Test
Temperature +70 ±3°C
Duration 96hrs
6. Reliability Test
6.4 Damp Heat
Temperature 40 ±3°C
Relative Humidity 90%-95%RH
Duration 96hrs
B
6
A
4 5 3
C
2 1
A
B
C
D
E
F
G
H
6 4 5 3
D
E
F
G
1 2
Drawn by:
Drawn Rev. Date Approved by:
Checked by:
Note
Date:
Page:11 of 13
Speaker
文件号：BS/QDTE045B
汪珍珍
王凯
王凯
王凯
www.bestargroups.com [email protected]
+25
-40
T( °C)
+85
t (min)
30
1 cycles
30 30
transition time:20-30s
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BMS1511F-11C-08H2.5W LF
A
BMS1511F-11C-08H2.5W LF
DRG NO: BS/TES01.1288A
2013/09/10
2013/09/10