1、MI L - R- 85669 (AS ) 5 JAl?rTJAIIY 1988 MI L ITARY SPEC I F I CAT ION REPEATER SET, RADIO, POD AN/ARQ - 49 This specification is approved for use within the Naval Air Systems Command,- Department of the Navy, and is available for use by all Departments and Agencies of the Department of Defense. 1.
2、SCOPE 1.1 Scope. This specification establishes the design, performance, and acceptance requirements for Repeater Set, Radio, Pod AN/ARQ-49 herein referred to as the pod. The pod will be.used to relay UHF communication signals and Navy Tactical Data Sys.tem (NTDS) Link 11 signals. 2: APPLICABLE DOCU
3、MENTS 2.1 Government documents, 2.1.1 Specification, standards, and handbooks. The following specifications, standards, and handbooks form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the
4、Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation, , I i Benef icial comments (recommendations, additions, deletions) and any pertfnent data which may be of use in improving this document should be addressed to: Commanding Officer,
5、 Naval Air Engineering Center, Systems Engineering ad Standardization Department (SESD) Code 53, Lakehurst, NJ 08733-5100, by using the self-addressed Standardization Document Improvement Proposal (DO Form 1426) appearing at the end of this document or by letter. I 1 AMSC N/A FSC 1430 DISTRIBUTION S
6、TATEMENT A. Approved for pub1 ic release; distribution is unlimited. - /THIS DOCUMENT CONTAINS a? PAGES. = = - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85669 L4 H 7777706 03b5720 O I MIL-R-85669 (AS) SPECIFICATIONS FED ERAL QQ-P-35 QQ- P
7、-416 MI L ITARY MIL-P- 116 MIL-B-5087 MIL-W-5088 MIL-E-5400 MIL-T-5422 MIL-C-5541 MIL-C-6021 MIL-M-7793 MIL-A-8591 MIL-P-15024/2 MIL-E-17555 -MIL-F-18264 MIL-T-23103 MIL-P-23377 MIL-H-46855 MIL-C-83286 Passivation Treatments for Corrosion - Resisting Steel Plating, Cadmium (Electrodeposited) Preserv
8、ation- Packaging, Methods of Bonding, Electrical, and Lightning Protection for Aerospace Systems Wiring; Aircraft, Selection and Installation of Electronic Equipment, Airborne, General Specification for Testing, Environmental, Airborne Electronic and Associate Equipment Chemical Conversi on Coatings
9、 Al umi num and Al umi num Al 1 oys Casting, Classification and Inspection of Meter, Time Totalizing Airborne Stores, Associated Suspension Lugs, and Aircraft-Store Interface (Carriage Phase), General Design Criteria for Plate, Identification Unit or Plug-in Assembly Electronic and Electrical Equipm
10、ent , Accessories and Repair Parts, Packaging and Packing of Finishes, Organic, Weapons System, Application and Control of Thermal Performance Eva1 uat i on Ai rborne El ectron Equipment, General Requirement for 4 C Primer Coating, Epoxy Polyamide, Chemical and Sol vent Resi stant Human Engineering
11、Requirements for Military Systems, Equipment and Facilities Coating Urethane, Aliphatic Isocyanate, for Aerospace Appl i cat i ons 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-5667 3Lt 9 7997906 0365723 2 9 MI L-R-85669 (AS) STANDARDS M I
12、L I TARY MIL-STD-130 Identification Markings of U.S. Military Property MIL-STD-454 Standard General Requirements for Electronic Equipment MIL-STD-461 Electromagnetic Emission and Susceptibility Requirements for the Control of Electromagnetic I nt erf erence MIL-STD-462 Electromagnetic Interference C
13、haracteristics, Measurement of MIL-STD-704 Aircraft Electric Power Characteristics MIL-STD-756 Reliability Prediction MI L - STD- 78 1 Reliability Tests; Exponential Distribution MIL-STD-794 MIL-STD-810 Environmental Test Methods MIL-STD-883 Parts and Equipment Procedures for Packaging and Packing o
14、f I Test Methods and Procedures for Microelectronics MIL-STD-889 Dissimilar Metals MIL-STD-965 Parts Control Program MIL-STD-1472 MIL-STD-2074 MIL-STD- 2084 Human Engineering Design Criteria for Military Systems, Equipment and Facilities Fai 1 Ure C1 assi fi cati on for Re1 i abi 1 i ty Testing Main
15、tainability of Avionics Systems and Equipment, General Requirements HANDBOOKS MILITARY MIL-HDBK-217 Re1 iabil ity Prediction of Electronic Equipment 2.1.2 Documents and drawings. The following documents and drawings form a part of this specification to the extent specified herein. specified, the iss
16、ues shall be those in effect on the date of the solicitation. Unless otherwise Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85669 ILI 7777706 0365722 4 I MIL-R-85669(AS) DOCUMENTS NAVAL AIR SYSTEMS COMMAND AS- 46 13 Application and Derating
17、Requirements for Electronic Components, General Specification for WS-6536 Process Speci fi cat i on Procedures and Requi rements for Preparation and Sol deri ng of El ectri cal Connections NAC R Uni t/System Level DRAWING NAVAL AIR SYSTEMS COMMAND 4 1536AS100 Repeater Set, Radio, Pod AN/ARQ-49 (Copi
18、es of specifications, standards, handbooks, drawings, and other Government documents required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activity.) 2.3 Order of precedence. In the event of a conf
19、lict between the text of this specification and the references cited herein, (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulati
20、ons unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Item description. The AN/ARQ-49 shall be in accordance with Drawing 1536AS100. The baseline configuration shall consist of four Radio RT-l250A/ARC Receiver-Transmi tters to provide two voice channels and two radio RT-l486/A Recei
21、ver-Transmitters to provide a Link 11 channel. units shall be contained in a 15-foot pod which shall have incorporated a ram air turbine (RAT) for power, and fans for cooling. RAM air cooling shall be used to cool the pod internally while in flight. The pods shall be capable of relaying UHF communic
22、ation signals and Navy Tactical Data System (NTDS) Link 11 signals. System components, as far as possible, shall be Navy inventory items (see figure 1). These 3.2 First article. (see 6.2.1), a sample(s) shall be subjected to first article inspection (see 4.4 and 6.3). When specified in the contract
23、or purchase order 3.3 Parts and materials. The selection and application of parts, materials, and processes shall be in accordance with MIL-E-5400 and MIL-STD-454, except as specified herein. These requirements shall be applicable to any equipment designed or modified by the contractor or subcontrac
24、tors, but shall not apply to unmodified off the shelf equipment. 3.3.1 Screening of parts. All electrical, electronic, and electromechanical a parts shall be subjected to 100 percent screening. nonestabl i shed re1 iabil i ty mi 1 i tary standard parts shall be screened to the Nonstandard parts and
25、4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I I I l I I I ! I I I I I I I I I I I l l I I l I I l I Y MIL-R-5667 LLt 7777706 0365723 b . MIL-R-85669 (AS) -r P* O c U O a -e v) 1 o- .+- U m CT Provided by IHSNot for ResaleNo reproduction or netw
26、orking permitted without license from IHS-,-,-NIL-R-5667 14 a 7777706 0365724 MIL-R-85669(AS) requirements of the most similar military standard or standard-established reliability part. All integrated circuits shall be screened to MIL-STD-883, Method 5004, Class B as a minimum. MIL-STD-883, Method
27、5008 as a minimum. Hybrid circuits shall be screened to 3.3.1.1 Incoming inspection. Upon receipt, each active component shall be subjected to a functional test at the ambient temperature. shall not be used in the pod. failed components , 3.3.2 Part derating and application. Application and derating
28、 requirements shall be in accordance with AS-4613, Class A. junction temperatures shall be not greater than 15OoC and all other junction temperatures shall be not greater than llOC. High Power Amplifier (HPA) 3.3.3 Stress analysis. The contractor shall conduct a part-1 eve1 stress a analysis to veri
29、fy derating compliance. 3.3.4 Parts control program. The contractor shall establish and maintain a parts control program in accordance with MIL-STD-965, Procedure I. 3.3.5 Microelectronic modular assemblies. Microelectronic technology shall be considered, and when used, microelectronic items shall m
30、eet the requirements of MIL-STD-883. Conformal coatings used with modular assemblies containing integrated circuits and discrete parts shall be easily removable without damage to the assembly. 3.3.6 Nonrepai rabl e subassembl ies. When used, nonrepai rabl e subassembl i es shall be in accordance wit
31、h MIL-E-5400 and MIL-STD-2084. 3.3.7 Metals. Metals shall be of corrosion-resisting type or treated to 0 resist corrosion in salt spray, atmospheric conditions, or fuels during the service life of the pod when in storage or during normal service use. 3.3.7.1 Dissimilar metals. Unless suitably protec
32、ted against electrolytic corrosion, dissimilar metals shall not be used in intimate contact. Dissimilar metals are specified in MIL-STD-889. 3.3.8 Castings. Castings shall be clean and free from blow holes, porosity, cracks and other defects. All castings shall be in accordance with the requirements
33、 of MIL-C-6021 and MIL-STD-454, Requirement 21. 3.3.9 Structural welding. Structural welding shall be in accordance with MIL-STD-454, Requirement 13. 3.3.10 Circuit materials. Circuits shall be designed to use a minimum of different materials, parts, subassemblies, cards and modules. 3.3.11 Solderin
34、g. The contractors soldering system procedures and training programs shall be in accordance with the requirements of WS-6536. 3.4 Design. The pod shall be in accordance with MIL-A-8591 and all the applicable requirements of MIL-E-5400, Class 1. 3.4.1 Standard, special tools and test equipment. The p
35、od shall be designed so that standard tools and test equipment or Ground Support Equipment (GSE) used with predecessor equipment may be used to the greatest possible extent to accomplish all necessary adjustments, maintenance and testing. e 6 Provided by IHSNot for ResaleNo reproduction or networkin
36、g permitted without license from IHS-,-,-MIL-R-85bb7 LLI 77777Ob 0365725 T I MIL-R-85669 (AS) 3.4.2 Modules. The electronic portions of the pod shall be modularized by function in accordance with MIL-STD-2084, Requirement 103. Mechanical subassemblies shall be modularized to the extent practical to
37、facilitate production assembly and rework and to facilitate changes. The use of cements and welds or other bonds which will consume appreciable rework time shall be avoided in the design of repairable assemblies. Assemblies that require machining, lapping, or custom fitting shall be avoided. Where t
38、wo created that identifies this requirement. When adjustment or alignments must be made, components shall be pinned, slotted, or scribed to permit rapid reassembly with mnimum gauging and trial and error. Replacement of modules shall not require use of solder, cement, or welding. The design shall be
39、 such that reverse or improper assembly, mating or installation shall be impossible. one Shop Replaceable Assembly (SRA). in a loop exceeds the practical or physical space available on one SRA, mounting and packaging shall facil itate maintenance. Non-repairable or disposable subassemblies may be us
40、ed and are preferred, providing such subassemblies are sufficiently reliable and inexpensive to justify that concept; where significant weight savings may be achieved, mechanical integration with or modification of existing design requires encapsul ated subassembl ies. ident i fi ed. I units must be
41、 matched and used with each other, an assembly drawing shall be I l I I I Where possible, circuitry loops shall he contained on If the number of discrete components I I l or where Items recommended as nonrepairabl e shall be 3.4.3 Encapsulation. Repairable assemblies shall not be encapsulated, potte
42、d, or embedded. When a conformal coating is used, it shall be a transparent type easy to remove and reapply. 3.4.4 Fasteners. The different types of fasteners (screws, bolts, and quick release fasteners) shall be minimized to reduce tool equipments for maintenance. Quick, positive release, self-lock
43、ing, and captive features shall be used where appropriate, 3.4.5 Cables and connectors. cables and connectors in accordance with MIL-E-5400. The pod shall be designed for the use of 3.4.5.1 The pod shall be designed to operate as required using the external wiring in accordance with the applicable r
44、equire ments of MIL-W-5088. The external wiring shall be unshielded, except that a minimum number of the individual wires may be shielded when demonstrated as necessary to meet the interference control requirements, and provide that assembly and maintenance of the cable to the plugs may be easily ac
45、complished. Polyvinylchloride (PVC) insulated conductors or jackets shall not be used, Interconnecting cabling. 3.4.5.2 Cable and wire runs, Cable and wire runs shall be routed in such a manner as to avoid sharp bends and pinching, especially near connectors. Protection shall be provided for cables
46、routed through openings. clamping or support provisions shall be made. Easily removable and rep1 aceabl e sections of cab1 es shall be used where appropriate. 3.4.6 Keying. Modules and connectors shall be keyed to prevent the insertion of a connector or subassembly into an improper location. Adequat
47、e 3.4.7 Interchangeability. In addition to the requirements of MIL-STD-2084 and MIL-E-5400, all parts having the same part number shall be interchange- able with each other with respect to installation and performance. Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
48、nse from IHS-,-,-MIL-R-85669 14 E 7777906 0365726 II E MI L-R-85669 (AS) 3.4.8 Primary input power. The pod shall be designed to meet all applicable requirements of MIL-STD-704 and shall give specified performance from the following power sources with characteristics as Specified in MIL-STD-704 havi
49、ng limits as specified therein, A major design goal of the pod shall be to conserve primary power to the maximum extent possible. The average power required shall be not greater than 1800 watts supplied from 115/208 Vac, 400 Hz, 3 Phase, in accordance with MIL-STD-704. 3.4.8.1 Degraded performance. Degraded performance wi 11 be permitted during all voltage transients of MIL-STD-704 for Normal Electric System Operation, e
