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Reliability test, Speaker – BeStar BLS36-12-04H17.5 LF User Manual

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李红元

Drawn by:

Drawn

Rev.

Date

Approved by:

Checked by:

Note

王 平

Date:

2012/06/21

Page:06 of 08

DRG NO:BS/TES01.248A

Speaker

汪凤声

A

12/06/21

汪凤声

文件号:BS/QDTE045B

BLS36-12-04H17.5 LF

BLS36-12-04H17.5 LF

3.5 Drop Test
Height 75cm
Drop face free falling on concrete floor
Times 10 times

3.Reliability Test

3.3 Low Temperature Test

Temperature -25±2°C
Duration 96hrs

3.1 Load Test
Power (Nom) 2 W(white noise)
Duration 96hrs

3.2 High Temperature Test
Temperature

+70

±2°C

Duration

96hrs

3.4 Damp Heat

Temperature

40

±2°C

Relative Humidity

90%-95%RH

Duration

96hrs

3.6 Vibration Test
Frequency 30

±15Hz

Amplitude 1.5mm for 3hrs

Notice:

1.After test leave at room temperature for 1 hours,SPL shall not deviate by

±3dB from pre-test measurement,and meet above spec.item 5,6,7,8,9