1、O O 8 1 NOT MEASUREMENT 1 SENSITIVE MIL-B-23431B (AS) 30 April 1993- SUPERSEDING MIL-B-23431A (AS) 15 September 1967 MILITARY SPECIFICATION BEACON, RADAR AN/APN-l54(V) This specification is approved for use by the Naval Air Systems Command, Department of the Navy, and is available for use by all Dep
2、artments and Agencies of the Department of Defense. 1. SCOPE 1.1 ScoDe. The equipment covered by this specification shall receive interrogations from X-band radars and transmit a reply to the interrogation on another frequency within the X-band. when triggered by the associated equipment (see 6.12)
3、in the “All-Weather Carrier Landing System (ACLS)“ mode of operation. It shall also transmit X-band pulses 1.2 Classification. A radar beacon AN/APN-l54(V) shall consist of the following items in the quantity indicated: I tem Quanti tv Receiver-Transmi tter, Radar Control Duplexer Cable Assembly, Ra
4、dio Frequency 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 Warfare Center Aircraft Division Lakehurst, Systems Requirements Department, Code SR3, Lakehurst, NJ
5、08733-5100, by using the self-addressed Standardization Document Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC NIA FSC 5841 DISTRIBUTION STATEMENT A. Approved for public release; distribution is un1 imited. Provided by IHSNot for ResaleNo reproduction or networking
6、 permitted without license from IHS-,-,-1.3 Receiver-transmitter. radar. The receiver-transmitter shall be available in the following configurations. be specified in the contract or purchase order (see 6.11). The particular configuration is to I TvDe desiqnation Brief descriDtion Appl i cab1 e paraq
7、rap h High band receiver - flange mount (see figure 1) Low band receiver - side 3.5.1 mount (see figure 2) 3.5.1 table I table I RT-763/APN-154 (V) I/ High band receiver - side 3.5.1 I mount (see figure 2) table I Low band receiver - flange mount (see figure 1) 3.5.1 table I RT-681A/APN-l54(V) High
8、band receiver - flange 3.5.1 mount and elapsed time indicator (see figure 3) table I RT-762A/APN-l54(V) Low band receiver - side 3.5.1 mount with elapsed time indicator (see figure 4) table I RT-763A/APN-l54(V) A/ High band receiver - side 3.5.1 mount and elapsed time indicator (see figure 4) table
9、I RT-764AJAPN-l54(V) Cow band receiver - flange 3.5.1 mount with elapsed time indicator (see figure 3) table I RT-763B/APN-l54(V) I/ High band receiver - side 3.5.1 mount and elapsed time indicator (see figure 4) RT-763C/APN-l54(V) I/ High band receiver - side 3.5.1 mount and elapsed time indicator
10、(see figure 4) RT-7630/APN-l54(V) 1/ High band receiver - side 3.5.1 mount and elapsed time indicator (see figure 4 and 1.3.1) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-23431B 0b 1851745 b21 9 I I 0 I I I I . I l l a I l l l l l MI L-B-
11、23431B(AS) RT-763E/APN-l54(V) I/ High band receiver - side 3.5.1 mount and elapsed time indicator (see figure 4 and 1.3.2) table I - i/ This specification revision is not to be used for future RT-763/APN-154 designs. 1.3.1 ACLS operation. The RT-763D/APN-l54(V) and the RT-763/APN-l54(V) configuratio
12、ns incorporate external trigger capability for ACLS operation. 1.3.2 Solid-state oscillator. The RT-763E/APN-l54(V) configuration contains a solid-state oscillator. 1.4 Control. The control shall be available in the following configurations, which shall be specified in the contract or purchase order
13、. Type desiqnation Brief descriDtion C-4419/APN-154( V) C-4419/APN-154 (V) Appl i cabl e paraar aD h Control without elapsed time 3.5.2 i ndi cator Control with elapsed time 3.5.5 indicator C-4419B/APN-154 (V) Control with ACLS test light 3.5.6 and switch 1.5. Duplexer. The duplexer shall be availab
14、le in the following configuration. Tvpe desiqnation Brief description Appl i cabl e paraqraDh CU-1104/APN-l54(V) Duplexer - circulator 4-port 3.5.3 1.6 Cable assemblv. The radio frequency (rf) cable assemblies shall be avai 1 ab1 e in the fol 1 owing configurations. Tvpe desiqnation Brief descriptio
15、n Appl i cabl e paraqraph CG-2574/APN-l54(V) RF cable - 6 inches long 3.5.4 CG-2574A/APN-l54(V) RF cable - 8 inches long 3.5.4 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-8-2343LB 9999906 L85L74b 5b8 MI L-8-2343 1 B(AS) 2. APPLICABLE DOCUME
16、NTS * 2.1 Government documents 2.1.1 SDecifications. standards. and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. documents are those listed in the issue of the Department of Defense Index of Specifications and Standard
17、s (DODISS) and supplement thereto, cited in the Unless otherwise specified, the issues of these solicitation. SPECIFICATIONS MI L ITARY MIL-W-5088 MIL-C-6781 MIL-P-7788 MIL-E-17555 MIL-T-18303 MIL-N-18307 STANDARDS MILITARY MIL-STD-461 Wiring, Aerospace Vehicle Control Panel , Aircraft Equipment , R
18、ack or Consol e Mounted Panels, Information, Integrally I1 1 umi nated Electronic and Electrical Equipment, Accessories, and Provisioned Items (Repair Parts): Packaging of Test Procedures Reproduct i on , Acceptance, and Life for Aircraft Electronic Equipment, Format for Nomenclature and Identificat
19、ion for Aeronautical Systems Including Joint Electronics Type Designated Systems and Associated Support Systems - Electromagnetic Emission and Susceptibility Requirements for the Control of El ectromagnet i c Interference 4 . Provided by IHSNot for ResaleNo reproduction or networking permitted witho
20、ut license from IHS-,-,-STANDARDS MI L I TARY ( con t i nued ) MIL-STD-462 MIL-STD-704 - MI L-STD-781 - MIL-STD-810 - MIL-STD-5400 - MI L-B-23431 B (AS) Electromagnetic Interference Characteristics, Measurement of Aircraft Electric Power Characteristics Reliability Testing for Engineering Deve1 opme
21、nt, Qual i fi cat i on, a nd Product i on Environmental Test Methods and Engineering Guide1 ines Electronic Equipment, Airborne, General Speci fi cat i on For (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardization D
22、ocuments Order Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094). * 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this document shall take precedence. applicable laws and regulations unless a
23、specific exemption has been obtained. 3. REQUIREMENTS Nothing in this document, however, supersedes * 3.1 First article. When specified (see 6.3), a sample shall be subjected to first article inspection (see 6.5) in accordance with 4.3. In the selection of parts and materials, fulfillment of major d
24、esign objectives shall be the prime consideration. doing so, the following shall govern: 3.2 Parts and materials. In a. Parts and materials requirements shall conform to MIL-STD-5400. b. Nonrepairable subassemblies, as out1 ined in MIL-STD-5400, shall be used when practicable. The general size of th
25、e subassembly, and the amount of circuitry to be included therein shall be approved by the acquiring activity. subassemblies must be reliable (see 6.8). Nonrepairable 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-2343LB W 9999906 1851748 33
26、0 MI L-B-234318( AS) c. Repairable subassembly design incorporated in previous procurements shall be changed to nonrepai rab1 e only upon approval of the acquiring activity. 3.2.1 Nonstandard Darts and materials aeDroval. Approval for the use of nonstandard parts and materials shall be obtained as s
27、pecified in MI L-STD-5400. 3.3 Desian and construction. Unless otherwise specified herein, the equipment shall conform to all the applicable requirements of MIL-STD-5400 for design, construction, and workmanship. 3.3.1 Subminiature construction. Semi-conductor devices shall be used throughout the eq
28、uipment to the greatest extent possible and the use of vacuum tubes shall be kept to a minimum. The modulator shall be of the semi- conductor type. The use of the latest type silicon junction transistors shall be considered for this equipment. 3.3.1.1 Subassemblies. The design, layout, and assembly
29、of the subassemblies and their component parts shall be such as to facilitate quantity production and to result in minimum size and weight. Microminiature construction techniques shall be utilized to the fullest extent possible consistent with dependability, maintenance requirements, re1 iabil ity,
30、and the performance of this specification. The design shall include, when possible, circuits that have been or can be reproduced by mechanized or semi-mechanized production facilities consistent with the state of the art. types of construction are considered to be classed in the mechanized or semi-
31、mechanized category. The following a. Subassemblies using printed circuits, upon which the parts are printed or mechanically placed and soldered. b. Construction in which integrated circuit techniques are uti1 ized (process whereby circuit components such as transistors, diodes, resistors, capacitor
32、s, etc., are formed by use of semi-conductor fabrication techniques, either separately or in combination) such that entire circuit stages are included in a single replaceable package. The contractor shall inform the acquiring activity of those circuits he proposes to make as mechanized assemblies an
33、d shall obtain approval therefor. 3.3.2 Total weisht. The total weight of the equipment shall be the minimum consistent with good design and will vary with the particular configuration specified in the contract. pounds. No configuration shall exceed 6.3 6 Provided by IHSNot for ResaleNo reproduction
34、 or networking permitted without license from IHS-,-,-MIL-B-2343318 m 9999906 31853749 277 m MI L-8-2343 1 B (AS) * 3.3.3 Interference control. The generation of radio frequency interference by the equipment and the vulnerability of the equipment to radio frequency interference shall be controlled w
35、ithin the limits specified in MIL-STD-461 and MIL-STD-462. The limits shall be met when the equipment is subjected to the procedure in MIL-STD-462, except that the rf output of any transmitter key up or receiver shall not exceed 50 decibels (db) above 1 microvolt for CW or 70 db above 1 microvolt pe
36、r megacycle for pulse CD interference at any frequency between O. 15 and 10,000 megacycles. 3.3.1.1 Receiver front-end rejection. Front-end rejection of the receiver shall be equal to or greater than the limit shown on figure 5, except that at the image frequency, the rejection shall be at least 40
37、db. 3.3.4 ODeratinq life 3.3.4.1 ODerational stability. The equipment shall be capable of operating with optimal performance for a total of 150 hours continuously, or intermittently, without the necessity of readjustment of any controls which are inaccessible during flight. 3.3.4.2 Total oeeratina l
38、ife. The equipment shall have a total operating life of not less than 6000 hours with reasonable servicing and replacement of parts. parts, shall be specified by the manufacturer. Parts requiring replacement within this interval, and the life of such 3.3.4.3 Reliability in mean time between failures
39、. The equipment shall have not less than 500 hours of mean (operating) time between failure when tested and accepted as outlined under the requirements of 4.5.3. 3.3.5 Control Danels. All rack or console mounted control panels shall The configuration of conform to the applicable requirements of MIL-
40、C-6781. all control panels must be approved by the acquiring activity prior to first article testing. 3.3.6 Interchanqeabilitv. The equipment shall meet the interchangeability requirements specified in MIL-STD-5400. 3.3.7 Maintenance Drovisions and field testing. Provisions for maintenance shall be
41、as specified in MIL-STD-5400. test facilities shall be provided to the greatest extent practicable for ease of field testing and maintenance. Nomencl ature assignment and namepl ate approval for equipment identification shall be in accordance with MIL-N-18307. Specific test points and 3.3.8 Nomencl
42、ature and nameol ates. 3.3.9 Standard conditions. The following conditions shall be used to establish normal performance characteristics under standard conditions and for making laboratory bench tests. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-
43、,-MIL-8-23431B = 999990b 31851750 T MI L-B- 2343 1 B (AS) Temperature Room ambient (25“ 15“ C) Alt i tude Normal ground Vibration None Humidity Room ambient up to 90 percent relative humidity Input Power Voltage 28 11 Vdc 3.3.10 Primary input Dower reauirements. The equipment shall meet all appl ica
44、bl e requirements of MIL-STD-704 and shall give speci fi ed performance from the following power sources with characteristics as defined in MIL-STD-704 having limits as specified therein. exceed the specified amounts. The power required shall not a. DC power 28V Category “8“ 1.30 amps. 3.3.10.1 Unde
45、r voltaqe protection. The equipment shall not be damaged by voltages below the minimum specified herein and shall automatically resume normal operation when the voltage returns within limits. operate satisfactorily under any of the environmental service conditions, or reasonable combination of these
46、 conditions, as specified in MIL-STD-5400 for class 2 equipment. 3.3.11 Service conditions. Except as modified herein, the equipment shall 3.3.11.1 Altitude. The maximum altitude shall be increased to 100,000 feet. 3.3.11.2 Vibration. The equipment shall operate satisfactorily when subjected to the
47、vibration requirements of MIL-STD-5400, Curve IV, with the frequency limit extended to 2000 Hz. Vibrations isolators shall not be used. 3.3.11.3 Shock. When normally mounted, the transponder set shall be capable of withstanding, without damage, shock impact up to 1OOg in any direction. 3.3.11.4 Acce
48、leration. When normally mounted, the transponder set shall be capable of withstanding, without damage, constant acceleration of 1OOg appl ied along any axis. 3.3.11.5 TemDerature. The equipment shall operate satisfactorily under the temperature vs. altitude conditions of MIL-STD-5400 for continuous
49、operation except that column II of table II shall not apply. noted that the temperature specified herein are heat sink temperatures measured at the mounting flange of the receiver-transmi tter. It should be 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-2343LB m b i1195L751 925 MI L-B-23431B(AS) 3.3.12 Warm-up time. The time required for the equipment to
