BeStar BMS20-11C-08H4.5RW020 LF - Manual (Page 4)

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2.Sensitivity difference at 1.0KHz average shall be within ± 2dB from initial
value after test.
Date:
Checked by:
Approved by:
Drawn by:
4
Rev.
6
A
Note Drawn Date
5
B
www.be-star.com [email protected]
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Speaker
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3.5 Temperature Cycle Test
Temperature -40
° C +60° C
Duration 30min 30min
Cycles 48
3.3 Low Temperature Test
Temperature -40± 2° C
Duration 48hrs
3.1 Load Test
Power (Nom) 2.53Vrms(white noise)
Duration 96hrs
3.4 Damp Heat
Temperature 40± 2° C
Relative Humidity
90%-95%RH
Duration 24hrs
Notice:
1.All these tests above should be measured after leaving normal temperature
for 2hrs.
3.2 High Temperature Test
Temperature
+60 ± 2° C
Duration
48hrs
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3. Reliability Test
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4 6 5 3 2 1
3.7 Drop Test
Height 1m
Drop face thick board (20mm)
Times 10
08/01/16 A
程久生
08/01/16
3.6 Vibration Test
Vibration 6.7Hz/min
Amplitude 2mm
Duration 30 minin each of 3 axes
李红元
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BMS20-11C-08H4.5RW020 LF
DRG NO: BS/TES01.901A
BMS20-11C-08H4.5RW020 LF