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|  MIL-T-48409A(MU)
4.6.2.2 Operational temperatures. - The test shall be performed in
accordance with Procedure I of MIL-F-13926 at the extreme temperatures
specified in 3.3.2.2 utilizing the testing equipment indicated in 4.6.2.1.
The assembly shall be exposed to each specified temperature for a period
of twe hours. At the end of each two hour period and while still at the
specified temperature, the assembly shall be subjected to the tests in
4.6.3. The assembly shall conform to the requirements of 3.3.2.2, and 3.3.3.
4.6.2.3 Vibration. - This test shall be performed as per MIL-STD-810,
Method 514.2, Procedure VIII, Curve V, Figure 514.2-6, resonance dwell
not required. Subsequent to the vibration test, the module shall meet
the requirements of 3.3.3.
4.6.2.4 Shock. - This test shall be performed as per MIL-STD-810,
Method 516.2, Procedure I, Figure 516.2-1, Note 1. Subsequent to the
shock test, the module shall meet the requirements of 3.3.3.
4.6.2.5 Humidity. - This test shall be performed as per MIL-STD-810,
Method 507.1, Procedure IV, Figure 507.1-3. Subsequent to the test the
module shall meet the requirements of 3.3.3.
4.6.2.6 Fungus. - This test shall be performed as per MIL-STD-810,
Method 508.1, Procedure I. Subsequent to the fungus exposure the module
shall meet the requirements of 3.3.3.
4.6.3 Performance operation. - Perform this test utilizing standard
test equipment to supply the voltages specified in 3.3.3 and measure the
waveform as shown in Figure I.
5. PREPARATION FOR DELIVERY
5.1 Packaging, packing and marking. - Packaging, packing, and mark-
ing shall be in accordance with Packaging Data Sheet 11737703. The level
of protection shall be as specified in the procurement document.
6. NOTES
6.1 Intended use. - The Timing Module is a functional assembly of
the LASER Trainer: M55.
6.2 Ordering data. - Procurement documents should specify the foil-
owing:
(a) Title, number, and date of this specification
(b) Application packaging data sheet number (see 5.1)
(c) Selection of applicable levels of preservation, packaging
and packing
(d) Applicable stock number
(e) Requirement for First Article Submission
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