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6.8.4.2 Sinusoidal shock wave
The shape is approximately half-sine pulse. The figure below shows the maximum acceleration level and
duration.
Models
1 and 3 disk models
2 disk models
All models
Figure 65. Sinusoidal shock wave
6.8.5 Rotational shock
All shock inputs shall be applied around the actuator pivot axis.
Duration
1 ms
2 ms
Figure 66. Rotational Shock
Accleration level (G)
350
400
75
Rad/sec
30,000
20,000
Deskstar 120GXP hard disk drive specifications
57
Duration (ms)
2
11
2
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