MOLA Laser Housing Input Test Specification

Z-direction Input

Following are the test specification input levels for the Z-direction that were derived from the analytical responses. The table gives the values that are plotted in the chart. Recall that the Grms value is the area under the curve.

Laser Housing Random Vibration Test Spec (Z-dir)
FREQ(Hz) ASD(G2/Hz) dB/OCT Grms

20.00 0.0100 0.00 0.00

90.00 0.5000 7.83 3.53

120.00 0.5000 0.00 5.24

140.00 0.1400 -24.86 5.75

170.00 0.1400 0.00 6.10

200.00 0.0650 -14.21 6.33

250.00 0.0650 0.00 6.58

350.00 0.0400 -4.34 6.96

500.00 0.0400 0.00 7.38

2000.00 0.0100 -3.01 9.06

**Laser Housing Random Vibration Test Spec (Z-dir)**
FREQ(Hz)	ASD(G2/Hz)	dB/OCT	Grms
20.00	0.0100	0.00	0.00
90.00	0.5000	7.83	3.53
120.00	0.5000	0.00	5.24
140.00	0.1400	-24.86	5.75
170.00	0.1400	0.00	6.10
200.00	0.0650	-14.21	6.33
250.00	0.0650	0.00	6.58
350.00	0.0400	-4.34	6.96
500.00	0.0400	0.00	7.38
2000.00	0.0100	-3.01	9.06

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This page is maintained by Ryan Simmons , at Ryan.Simmons@nasa.gov.
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