Intel E1400 Design Guidelines - Page 47
Random Vibration Test Procedure, 2.1.2, Shock Test Procedure
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Balanced Technology Extended (BTX) Thermal/Mechanical Design Information 5.2.1.1 Random Vibration Test Procedure Recommended performance requirement for a system: Duration: 10 min/axis, 3 axes Frequency Range: 5 Hz to 500 Hz 5 Hz @ .001 g2/Hz to 20 Hz @ 0.01 g2/Hz (slope up) 20 Hz to 500 Hz @ 0.01 g2/Hz (flat) Power Spectral Density (PSD) Profile: 2.2 G RMS Figure 5-2. Random Vibration PSD 0.1 0.01 0.001 Vibration System Level + 3 dB Control Limit - 3 dB Control Limit 0.0001 1 10 100 Hz 1000 5.2.1.2 Shock Test Procedure Recommended performance requirement for a system: Quantity: 2 drops for + and - directions in each of 3 perpendicular axes (i.e., total 12 drops). Profile: 25 G trapezoidal waveform 225 in/sec minimum velocity change. (systems > 20 lbm) 250 in/sec minimum velocity change. (systems < 20 lbm) Setup: Mount sample system on tester. Thermal and Mechanical Design Guidelines 47
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