1、MIL-R-5308 58 W 7777906 017Lt282 O MIL-R-85308(AS) 28 July i983 MILITARY SPECIFICATION RECORDER/REPRODUCER, ACOUSTIC AN/AQH-4(V)2 This specification is approved for use by the Naval Air Systems Command Department of the Navy, and is available for use by all Departments and Agencies of the Department
2、 of Defense. 1. SCOPE. 1.1 Scope. This specification covers, requirements for the AN/AQH-4(V)2 Recorder/Reproducer, refered to herein as the equipment. 1.2 Associated Equipment. This equipment should operate with the associate equipment listed in 6.8. 2. APPLICABLE DOCUMENTS. 2.1 Government Document
3、s. 2.1.1 Specifications, standards, and handbooks. Unless otherwise specified, the following specifications and standards of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DODISC) specified in the solicitation, form a part of this specification to
4、the extent specified herein. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: (Commanding Officer, Naval Air Engineering Center, Engineering Specifications and Standards Dept. (ESSD), Code 93, La
5、kehurst, N.J. 08733) by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 5835 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-5308 58 W 7779906 OL7Li28
6、3 2 MIL-R- 8 5 308 ( As ) SPECIFICATIONS FEDERAL W- T-O O1 5 5 3 Tape, Recording, Instrumentation, Magnetic Oxide Coated W-R-175 Reel And Hub For Magnetic Recording Tape, General Specification For W-R-175/4 Reels, Precision, Aluminum, With 3-Inch Center Hole (Detail Specification) W-R-17 5 /6 Reel.
7、Precision, Glass Flange With Aluminum Hub, 3-Inch Center Hole (Detailed Specification) MILITARY MIL-E-5 400 Electronic Equipment, Aerospace, General specification for MIL-T-5422 Testing, Environmental, Aircraft Electronic and Associated Equipment MIL-C-6781 Control Panel: Aircraft Equipment, Rack or
8、 Console Mounted MIL-M-7 793 Meter, Time Totalizing MIL-E-17555 Electronic and Electrical Equipment, Accessories, and Repair Parts; Packaging and Packing of MI L-N-18 3 O 7 Nomenclature and Identification for Electronic, Aeronautical and Aeronautical upport Equipment Including Ground Support Equipme
9、nt MIL-S-19500 Semiconductor Devices, General Specification for MIL-C-26482 Connector, Electrical, (Circular, Miniature Quick Disconnect, Environment Resisting) Receptacles and Plugs, General Specification for MI L-M- 3 8 5 1 O Microcircuits, General Specification for MIL-C -8 1 51 1 Connector, Elec
10、trical, Circular, High Density Quick Disconnect, Environment Resisting, and Accessories, General Specification for STANDARDS FEDERAL FED-STD-5 95 Color Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85308 58 779770b O374284 LI - MILITARY MI L-
11、STD-4 15 Test Provisions for Electronic Systems and Associated Equipment, Design Criteria for MIL-STD-4 54 Standard General Requirement for Electronic Equipment MIL-STD4 61 Electromagnetic Emission and Susceptibility Requirements for the Control of Electromagnetic Interference MIL -S TD-4 6 2 Electr
12、omagnetic Interference Characteristics, Measurement of MI L-STD-4 71 Maintainability Verification/Demonstration/Evaluation MIL-STD-701 Lists of Standard Semiconductor Devices MIL-STD-7 04 Aircraft Electric Power Characteristics MIL-STD-781 Reliability Tests: Exponential Distribution MIL-STD-7 94 Par
13、ts and Equipment, Procedures for Packaging and Packing of MIL-STD-88 3 Test Methods and Procedures for Microelectronics DOD-STD-1460 Soldering of Electrical Connections and Printed Wiring Assemblies Procedure for MIL-STD-1610 Magnetic Tape Recorder/Reproducer Formats for ASJ Sensor Data MIL-STD-2068
14、 Reliability Development Tests MIL-STD-2074 Failure Classification for Reliability Testing MIL-STD-2084 General Requirements for Maintainability of Avionic and Electronic Systems and Equipment 2.1.2 Other government documents, drawings, and publications. The following other government documents, dra
15、wings, and publications form a part of this specification to the extent specified herein. NAVAL AIR SYSTBS COMMAND WR-101 PART I Electromagnetic Control Requirements for Advanced ASW Avionics Systems (Copies of specifications, standards, handbooks, drawings, and publications required by manufacturer
16、s in connection with specific acquisition functions should be obtained from the contracting activity, or as directed by the contracting officer.) 3 (-) . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85308 58 = 7779706 037Ll285 b MI L-R- 8 5
17、3 O 8 ( AS ) 2.2 Other publications. The following documents form a part of this specification to the extent specified herein. The issues of the documents which are indicated as DoD adopted shall be the issue listed in the current DoDISS and the supplement thereto, if applicable. INTER-RANGE INSTRUM
18、ENTATION GROUP IRIG IRIG IR1 G 104 Standard Time Code 106 Te leme t ry St and ard s 118 Test Methods For Telemetry Systems (Application for copies should be addressed to the Superintendent of Documents, Government Printing Office, Washington, D.C. 20402) 2.3 Order of precedence. In the event of a co
19、nflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. 3. REQUIREMENTS 3.1 First article. When specified, a sample shall be subjected to first article inspection (see 4.2 and 6.4) 3.2 Parts, materials, processes, and stand
20、ards. In the selection of parts, materials, processes and Standards, the requirements of MIL-E-5400 shall govern. The following items require particular attention and are subject to the provisions indicated below: a. The use of spot welding shall receive the procuring activitys prior approval, unles
21、s previously used on AQH-4 design. b. Nonrepairable subassemblies shall be used as practicable and approved in accordance with MIL-E-5400. C. Resistors shall be MIL-spec type and capacitors shall be established reliability type, unless otherwise approved by the procuring activity. d. MIL-M-38510 mic
22、rocircuits shall be used as first order of precedence. Any nonstandard microcircuit shall be available from two or more sources and shall be screened and conform to MIL-STD-883, Methods 5004 and 5005 Class B. Precap inspection of all microcircuits is required. Devices selected shall be soldered or w
23、elded into their circuits. e. The use of the following is prohibited: (1) Magnesium. (2) Nonhermetically sealed, wet tantalum capacitors and aluminum oxide capacitors. (3) Metallic oxide rectifiers. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M
24、IL-R-85308 58 = 777770b 0174286 8 MIL-R-8 5308( AS ) 3.2.1 Nonstandard parts and materials approval. Approval for the use of nonstandard parts and materials, including diodes, transistors, microelectronics and nonrepairable subassemblies, shall be obtained in accordance with MIL-E-5400. Nonstandard
25、microcircuits shall have a minimum of two sources of supply. In exceptional cases, when it is essential to use a nonstandard microcircuit having but a single source, the contractor shall obtain procuring activity approval for such use. 3.2.2 Nonrepairable assemblies. All nonrepairable assemblies are
26、 considered to be nonstandard parts. A listing of the nonrepairable assemblies shall be prepared and made available to the procuring activity (see 6.2.2). 3.2.3 Electron tubes. Electron tubes shall not be used in this equipment unless the contractor shows that the function cannot practicably he acco
27、mplished by any other device. If tubes are used, the equipment shall meet the electron tube requirements of MIL-STD-454, Requirement 29. 3.2.4 Semiconductor devices. The equipment shall meet the semiconductor devices requirements of MIL-STD-454, Requirement 30. Transistors and diodes shall be JAN TX
28、 type, where available, or JAN type; and chosen and applied in accordance with the requirements of MIL-S-19500. Whenever possible, semiconductor devices shall be those listed in MIL-STD-701. Non-JAN type semiconductor devices are considered to be nonstandard parts and shall be approved by the procur
29、ing activity. 6.2.2). (see 3.2.5 Module interchangeability. Modules of like type (see 6.5) shall be interchangeable and identical with all other modules of that type for all equipments.produced in accordance with this specification. 3.3 Design and construction. The equipment shall conform with all t
30、he applicable requirements of MIL-E-5400 for Class 1A equipment for design, construction, and workmanship, except as otherwise specified herein. 3.3.1 Total weight. The total weight of the equipment, excluding tape and reels, shall be a minimum consistent with good design, and shall be not greater t
31、han 76 pounds. 3.3.1.1 Form factor. The AN/AQH-4(V)2 Recorder/Reproducer shall be not greater than the following dimensions (except the handles may project one inch) : Width Height Depth 16.75 inches 19 inches 11.7 inches 3.3 .l. 2 Interchangeability. The AN/AQH-4(V)2 Recorder/Reproducer shall be me
32、chanically interchangeable, except for connectors, with the AN/AQH-4(V) Recorder/Reproducer (see FIGURE 1). 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85308 58 M 7797706 037Ll287 T m MIL-R-8 5308( AS ) 3.06 in. Max./ 7.7724 cm. 2.06 in.
33、Max./ 5.2324 cm. II II 7.00 in. 17.78 cm. Max. 2.64 in. Max./ 6.706 cm. Electrical Connectors: Primary Power Inlet: Remote Control: Data Input: Data Output: T- 19.00 in. 48.26 cm. Max. Location of connectors not critical except that they be accessible from rear of unit. J1 Receptacle to mate with MS
34、3126El4-12S 52 Receptacle to mate with HS3126E18-328 53 Receptacle to mate with H81511/6EEOlSl 54 Receptacle to mate with Mi51 1/06EEOlS3 FIGURE 1 Envelope and Connectors, AN/AQH-4(V)2. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A 3.3.1.3 Ther
35、mal design. The thermal design of the equipment shall be such that, with an ambient air temperature of 54.5OC, no solid state component or capacitor case temperature shall exceed 86.7OC, except for the bias oscillator transistors, which shall not exceed 96.1OC. Semiconductor devices and integrated c
36、ircuit junction temperatures shall be not greater than 110OC. 3.3.2 Reliabilitv 3.3.2.1 Reliability program. The contractor shall establish and conduct a reliability assurance program as specified in 3.3.2.2 through 3.3.2.6.1. 3.3.2.2 Operational stability. The equipment shall operate continuously o
37、r intermittently for a period of at least 200 hours without readjustment of any controls which are inaccessible to the operator during normal use. Such readjustment includes tape path realignment. Normal tape resupply, tape path cleaning or degaussing is not to be interpreted as a readjustment. 3.3.
38、2.3 0perating.life. The equipment shall have a total operating life of 10,000 hours with minimal service and replacement of parts. 3.3.2.4 Reliability in mean time between failure (MTBF). The mean (operating) time between failures for the equipment, including BITE, shall meet or exceed 500 hours. 3.
39、3.2.4.1 Reliability guarantee. All malfunctions occuring as a result of the testing identified herein shall be failure diagnosed (repair analysis) to identify the failed piece parts, and reported in writing to the procuring activity (see 6 2 2). This function shall be conducted by the contractor at
40、his expense at his facility. If a design change is required as a result of failure during testing, then corrective action shall include incorporation of the change(s) in all preproduction and production units. 3.3.2.5 Time totalizing meters. The equipment shall contain two time totalizing meters in
41、accordance with MIL-M-7793. The meters, (10,000 hours each), shall be included in the equipment; one meter shall monitor total system operating time, and the other shall monitor total tape travel time. Each meter shall be clearly identified regarding its respective function, and shall be visible whe
42、n the unit is installed in the normal configuration. 3.3.2.6 Failure reporting analysis and corrective actions. The contractor shall implement a closed loop failure reporting analysis and corrective action program. The contractor shall provide for visibility and traceability of all reported failures
43、, beginning with those occurring during final assembly checkout and ending with acceptance testing. 3.3.2.6.1 Failure. A failure shall be classified as the inability of the equipment to meet the requirements of the equipment specification, including excessive wear and misalignment of tape path compo
44、nents. All unscheduled maintenance or adjustment shall constitute a failure. 7 - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85308 58 i 7797906 0374289 3-i MIL-R-8 5308(As ) 3.3.3 Cabling and connectors. The equipment shall provide for th
45、e use of cables and connectors as follows: 3.3.3.1 Interconnection cabling. The equipment shall operate as required using external wiring in accordance with the applicable requirements of WR-101, Part I. except that a minimum number of individual wires may be shielded when demonstrated as necessary
46、to meet interference control requirements. External cables, and that portion of the connectors attached to the cables, shall not be supplied as part of the equipment. external connector shall be in accordance with FIGURES 2 thru 5 herein. The external wiring shall be unshielded, Pin assignments on e
47、ach 3.3.3.2 Electrical connectors. Electrical connectors shall be in accordance with MIL-C-26482 and MIL-C-81511, as specified in FIGURE 1. 3.3.3.3 Ground connections. Ground circuit design shall be in accordance with the following : a. A separate power return shall be brought out to an external con
48、nector pin and not be grounded within the equipment b. Safety ground shall be brought out to an external connector pin. c. Signal ground shall be brought out to an external connector pin. d. Use of common grounding wires within the equipment for signal grounds and DC power grounds shall be avoided.
49、3.3.4 Control panels. All rack or console mounted control panels shall perform to the applicable requirements of MIL-C-6781, except that the panel shall be gray in accordance with FED-STD-595 (color No. 36231) and shall have amber lights. 3.3.4.1 Light sources. All lamps shall be 28 V lamps. The lamps shall be supplied with a fixed voltage of 18 VDC. Removal of lamps shall not require disassembly of the equipment. lights shall be tested wit
