BeStar BMS1511F-11C-08H03P LF - Manual (Page 10)

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 board (20mm)
Times 10 (three times in
each direction )
+25
-40
+70
t (min) 30
1 cycles
30 30
6.3 Low Temperature Test
Temperature 20 ±3°C
Duration 96hrs
6.1 Load Test
Power (Nom) 0.5W( 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
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Note
Date:
Page:10 of 12
Speaker
A
DRG NO: BS/TES01.1170A
BMS1511F-11C-08H03P LF
2011/09/08
任江凤
2011/09/08
任江凤 李正杰
王文邦