NAVY MIL-D-81609 C-1981 DETECTING SET MAGNETIC AN ASQ-81(V)《AN ASQ-81(V)磁性探测设备》.pdf

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1、NIL-D-81b07C 58 W 77777Ob 0171421 b W MI L-D-81609C (AS) 23 July 1981 Superseding MI L-D-81609#( AS) 1 February 1972 MILITARY SPECIFICATION DETECTING SET, MAGNETIC AN/ASQ-81 (V) This specification is approved for use by the Naval Air Systems Command, Department of the Navy and is available for use b

2、y all Departments and agencies of the Department of Defense. 1. SCOPE SCO e - The equipment covered by this specification shall be installed in fixe wing aircraft or towed by rotary wing aircraft for use in the detection of anomalies in the magnetic field of the earth due to the presence of submarin

3、es. % 1.1 *1.2 Classification - The equipment covered by this specification i ncl udes el even instal 1 ati on conf i gurat i ons and they shall consi st of the fol 1 owing i tem: Unit - Detecting Set, Magnetic AN/ASQ-81 (V)-1 (Inboard) Type Designation Control, Detecting Set C-6983/ASQ-81 (V) Ampl

4、i fi er-Power Supply AM-4535/ASQ-81 (V) Base, Shock Mount MT-3618/ASQ-81 (V) Detector, Magnetic DT-323A/ASQ-81 (V) Appl Paragraph 3.5.1 3.5.2 3.5.3 3.5.4 Detecting Set, Magnetic AN/ASQ-81A(V)-l (Inboard) Unit Type Designation Appl Paragraph - Control, Detecting Set C-9086/ASQ-81 (V) Ampl if i er-Pow

5、er Supply AM-4535/ASQ-81 (V) Detector, Magnetic DT-323A/ASQ-81 (V) 3.5.1 3.5.2 3.5.4 “(3) Detecting Set, Magnetic AN/ASQ-81B(V)-l (Inboard) Unit Type Desi gnati on Appl. Paragraph - Control, Detecting Set C-6983/ASQ-81 (V ) Ampl i fier-Power Supply AM-4535/ASQ-81 (V) Base, Shock Mount MT-3618/ASQ-81

6、 (V Detector, Magnetic DT-323B/ASQ-81 (V 3.5.1 3.5.2 3.5.3 3.5.4 Beneficial comments (recomnendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Naval Air Systems Command, Washington, D. C1 20361 Attn: AIR-5490 by using the se

7、lf-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. . THIS DOCUMENT CONTAINS 49- PAGES. -5 FSC 5895 Licensed by Information Handling Services*(4) Detecting Set, Magnetic AN/ASQ-8lB(V)-3 (Inboard) Unit Type Desi gnat i on Appl.

8、 Paragraph - Control , Detecti ng Set Ampl if i er-Power Supply Detector, Magnet i c C-9086/ASQ-81 (V) AM-4535/ASQ-81 (V) DT-323B/ASQ-81 (V) 3.5.1 3.5.2 3.5.4 *(5) Detecting Set, Magnetic AN/ASQ-NC(V)-S (Inboard) Unit - Type Desi gnat i on Control, Detecting Set C-9086/ASQ-81 (V) Ampl i fi er-Power

9、Supply AM-4535/ASQ-81 (V) Detector, Magnetic DT-323C/ASQ-81 (V) Appl. Paragraph 3.5.1 3.5.2 3.5.4 *(6) Detecting Set, Magnetic AN/ASQ-81C(V)-l (Inboard) Unit - Type Desi gnat i on Control , Detect i ng Set Ampl ifi er-Power Supply . AM-4535/ASQ-81 (V) Base, Shock Mount MT-3618/ASQ-81 (V) Detector, M

10、agnetic DT-323C/ASQ-81 (V) C-6983/ASQ-81 (V) Appl Paragraph 3.5.1 3.5.2 3.5.3 3.5.4 *(7) - Unit Type Designation Appl Paragraph Detecting Set, Magnetic AN/ASQ-81A(V)-2 (Towed) Control , Detect i ng Set C-9086/ASQ-81 (V) Ampl i fi er-Power Supply AM-4535/ASQ-81 (V) Base, Shock Mount MT-3618/ASQ-81 (V

11、) Towed Body, Magnet i c TB-623/ASQ-81 (V) Detect i ng Control , Reel i ng Machi ne C-6984A/ASQ-81 (V) Reel i ng Machine, RL-305A/ASQ-81 (V) Magnetic Detector Launching 3.5.1 3.5.2 3.5.3 3.5.5 3.5.6 3.5.7 I *(8) Detecting Set, Magnetic AN/ASQ-81B(V)-2 (Towed) I Unit - Type Desi gnat i on Appl Paragr

12、aph Control , Detecting Set C-9086/ASQ-81 (V) 3.5.1 Ampl if i er-Power Supply AM-4535/ASQ-81 (V) 3.5.2 Base, Shock Mount MT-3618/ASQ-81 (V) 3.5.3 Towed Body, Magnet i c TB-623A/ASQ-81 (V) 3.5.5 Reeling Machine, RL-305A/ASQ-81 (V) 3.5.7 Detecti ng Detector Launchi ng Control , Reeling Machine C-6984A

13、/ASQ-81 (V) 3.5.6 2 Licensed by Information Handling Servicesk lIL-D-83b07C 58 H 7777706 O373423 T *(9) Detecting Set, Magnetic AN/ASQ-81B(V)-4 (Towed). - Unit Type Designation Appl Para. Control, Detecting Set C-10557/ASQ-81B(V) 3.5.1 Ampl if ier-Power Supply AM-4535/ASQ-81 (V) 3.5.2 Base, Shock Mo

14、unt MT-3618/ASQ-81 (V) 3.5.3 Towed Body, Magnet i c TB-623A/ASQ-81 (V) - 3.5.5 Reeling Machine, RL-305A/ASQ-81 (V) 3.5.7 Detecting Magnetic Detector Launching Control , Reel ing Machine C-10556/ASQ-81B (V) 3.5.6 *(lo) Detecting Set, Magnetic AN/ASQ-81C(V)-2 (Towed) Unit - Control, Detecting Set Ampl

15、 i fi er-Power Supply Base, Shock Mount Towed Body, Magnetic Type Designation . C-9086/ASQ-81 (V) AM-453 5 /ASQ - 81 (V ) MT-3618/ASQ-81 (V) TB-623B/ASQ-81 (V) Detecting Control , Reel i ng Machi ne C-6984A/ASQ-81 (V) Reel i ng Machi ne, RL-305A/ASQ-81 (V) Magnet i c Detector Launching Appl Para. 3.

16、5.1 3.5.2 3.5.3 3.5.5 3.5.6 3.5.7 *(li) Detecting Set, Magnetic AN/ASQ-81C(V)-4 (Towed) - Unit Type Designation Appl Para. Control, Detecting Set C-10557/ASQ-81B( V) AM-4 53 5/ASQ -81 V MT-3618/ASQ-81 Il V TB-623B/ASQ-81 (V) C-10556/ASQ-81B (V) Ampl if i er-Power Supply Base, Shock Mount Towed Body,

17、 Magnet i c Control, Reel ing Machi ne Reeling Machine, TL-305A/ASQ-81 (V) Detecting Magnetic Detector Launching 3.5.1 3.5.2 3.5.3 3.5.5 3.5.6 3.5.7 3 Licensed by Information Handling ServicesMIL-D-83607C 58 U 7777706 0373929 L m MI L-D-81609C (AS) 1.3 Associated Equipment - Thi s equi pment shall o

18、perate with the associated equipment listed in 6.8. 2. APPLICABLE DOCUMENTS issue in effect on the date of the initial production contract form a part of this specification to the extent specified herein: *2.1 Issues of Documents - The following documents of the SPECIFICAT IONS Mi 1 i tary MIL-C-172

19、 MIL -W-5088 MI L-E -5400 MIL -T - 5422 MIL-C-6781 MIL-P-7788 MI L -M-7 793 MIL-A-8591 MIL-E-17555 MIL -T-18303 MIL-N-18307 Cases Bases, Mounting and Mounts Vibration (For Use with Electronic Equipment in Aircraft ) Wiring; Aircraft, Installation of Electronic Equipment , Aircraft, General Specifica

20、tion for Testing, Environmental , Aircraft Electronic Equipment Control Panel ; Aircraft Equi pment , Rack or Console Mounted Plate, Plastic, Lighting Meter, Time Totalizing Airborne Stores and Associated Equipment, General Specification for Electronic and Electrical Equi pment and Associated Repair

21、. Parts, Prepara- tion for Delivery of Test Procedures; Preproduction and Acceptance for Aircraft Electronic Equipment, Format of Nomencl ature and Namepl ates for Aeronautical Electronic and Associated Equipment Indicator, Elapsed Time Electrochemical MIL-1-81219 4 Licensed by Information Handling

22、ServicesflIL-D-B1609C 56 7977706 0171425 3 W MI L-D-81609C(AS) NAVAL AIR SYSTEMS COMMAND AR-5 Mi croel ectroni c Devi ces Used in Avionics Equipment, Procedure for Selection and Approval of AR -8 Versatile Avionic Shop Test System, Avionic System Compati bi 1 i ty , General Requirements for Versati

23、1 e Avionics Shop Test System Test Program, General Requirements for AR-10 Mai ntai nabi 1 i ty of Aui oni cs Equi pment and Systems, General Requirements for WR-101 Weapons Requirements for Advanced ASW Electronic Systems Part I - . Electromagnetic Control Requirements for Advanced ASW Avionics Sys

24、tems AR-9 STANDARDS Federal FED-STD-595 Col or Mi 1 i tary MIL-STD-415 Test Points and Test Facilities for Electronic Systems and Associated Equipment , Design Standard for MIL-STD-461 El ectromagnet i c Interference Charac- teristics, Requirements for Equipment MIL-STD-470 Maintainability Program R

25、equirements (for Systems and Equipments) MIL-STD-471 Maintainability Demonstration MIL-STD-704 Electric Power, Aircraft Character- istics and Utilization of MIL-STD-781 Test Level s and Accept/Reject Criteria for Re1 i abi 1 i ty of Non-Expendable El ectronic Equi pment 5 Licensed by Information Han

26、dling Services. I - MIL-D-81b07C 58 7777906 0171426 5 MIL-D-81609C(AS) MIL-STD-785 Requirements for Reliability Program (for Systems and Equipments) MIL-STD-794 Parts and Equipment, Procedures for Packaging and Packing of MIL-STD-831 Test Reports, Preparation of MS 2 52 12 Control Panel , Consol e T

27、ype Aircraft Equipment, Basic Dimensions MS91403 MS91405 Cases, Large Size (for use with elec- tronic equipment in aircraft) Bases, Mounting, Large Size (for use with electronic equipment in aircraft) (Copies of specifications, standards, drawings and pub1 ications required by contractors in connect

28、ion with specific procurement functions should be obtained from the procuring activity or as directed by the con- tracti ng officer. ) *2.2 Precedence of Documents - When the requirements of the contract, this specification or applicable subsidiary specifications are in conflict, the following prece

29、dence shall apply: a. Contract - The contract shall have precedence over any specification. b. This Specification - Thisspecification shall have precedence over al 1 appl i cab1 e subsi di ary speci fi cat ions. from this specification, or from subsidiary specifications where applicable, shall be sp

30、ecifically approved in writing by the procuring activity. cation shall have precedence over all applicable subsidiary specifications referenced therein. All referenced specifications shall apply to the extent speci fi ed. Any devi at i on c. Referenced Specifications - Any referenced specifi- 3. REQ

31、UIREMENTS 3.1 shall furni sh sample unit (s) for first art i cl e inspect i on and approval (see 4.2. and 6.3). First Article - When specified (see 6.3) the contractor 6 Licensed by Information Handling ServicesMIL-D-81609C 58 m 9777906 0171427 7 m MIL-D-81609C (AS) 3.2 materials, fulfillment of maj

32、or design objectives shall be the prime con- sideration. Parts and Materials - In the selection of parts and In so doing, the following shall govern: a. Microelectronic techno1 ogy shall be considered and microe!ectronic items shall conform to requirements specified herein. b. to Specification MIL-E

33、-5400. (See 3.5.4.5) c. Specification MIL-E-5400, shall be used when practicable. The general size of the subassembly and the amount of circuitry to be included therein shal.1 be to the satisfaction of the procuring activity. shall be reliable. (See 6.5) d. did not use nonrepairable subassemblies, t

34、he design shall not be changed to employ nonrepairable assemblies without the approval of the procuring activity. Other parts and materials requirements shall conform Nonrepai rab1 e subassembl i es, as out1 i ned i n Nonrepairable subassemblies When previously produced models of this equipment *3.2

35、.1 Non-Standard Part and Materi al s Approval - Approval for the use of nonstandard parts and materials (including transistors and diodes) other than microelectronic devices shall be obtained as outlined in Specifica- tion MIL-E-5400. The selection and use of a nonstandard part required because of i

36、ts ability to meet the non-magnetic requirements of the equipment shall be consi dered adequate reason for the use of the nonstandard part. Non-magnet i c microelectronic assemblies shall meet AR-5 requirements as achievable within the contraints of the magnetic inclusion requirements. shall be appr

37、oved as outlined in AR-5. Microelectronic devices *3.2.2 Microelectronic Modular Assemblies - When used, Micro- electronic Modular Assemblies shall meet the requirements of AR-5. Paragraph 3.3 of AR-5, including Microelectronic Interchangeability Demonstration tests shall not be required. 3.2.3 be f

38、unctionally modular- accordance with specification AR-10 except as modified herein. Modules - The electronic portions of the equipment shall 3.3 Design and Construction - The equipment shall conform to all the applicable requirements of Specification MIL-E-5400 for design, construct i on and workman

39、shi p , except as otherwi se specified herei n. *3.3.1 Total Weight - The total weight of the equipment, ex- cluding cables, shall be a minimum consistent with good design and shall not exceed: a. 49.0 pounds for Detecting Set, Magnetic AN/ASQ-81A (V ) - 1, AN/ASQ-81 B (V ) -3, or AN/ASQ-81 C (V ) -

40、3. 7 Licensed by Information Handling Services _I_ MIL-D-83b09C 58 W 777770b 0373428 7 W MIL-D-81609C(AS) b. c. 51.3 pounds for Detecting Set, Magnetic AN/ASQ-81 (V)-1, AN/ASQ-81B (V ) -1, or AN/ASQ-81C (V )-i. 148.3 pounds for Detecting Set, Magnetic AN/ASQ-81A(V)-2, AN/ASQ-81B(V)-2, AN/ASQ-81B( V)

41、-4, AN/ASQ-81C( V)-2, or AN/ASQ-81C(V)-4 without Towed Body ballast or 160.8 pounds with maximum ballast. I 3.3.2 Re1 iabil i ty 3.3.2.1 Re1 i abi 1 i ty Program - The contractor shall establ i sh and conduct a re1 i abi 1 i ty assurance program in accordance with MIL-STD-785. 3.3.2.2 Operat i onal

42、Stabi 1 i ty - Al 1 the equipment , except the Reeling Machine, Magnetic Detector Launching, shall operate with satisfactorv performance continuusly or intermittently fr a period of at least 500 hou however, normal operation shall resume upon the return of the input voltage to within the normal stea

43、dy state limits. The power required shall not exceed the following specified amounts: - however, complete system performance chal 1 be demonstrated in a quiet magnetic area. magnetic field of the earth and provide a visual indication on a peripheral display. This shall be accomplished by maintaining

44、 an oscillator at the Larmor frequency of the metastable helium sensor through the aid of an elec- tronic servo loop. Variations in the oscillator frequency shall be converted to an analog voltage representation and suitably bandpass filtered prior to the display. The sensitive detecting element for

45、 the AN/ASQ-81(V)-lY AN/ASQ-81A(V)-lS AN/ASQ-81B(V)-1, AN/ASQ-81B(V)-3, AN/ASQ-81C(V)-3 and AN/ASQ-81C(V)-l equipment shall be designed for mounting in an aircraft external MAD boom. AN/ASQ-81B( V)-2, AN/ASQ-81B( V)-4, AN/ASQ-81C (V )-2 , and AN/ASQ-81C(V)-4 equipment shall be designed for mounting

46、in a towed.body which may be trailed from the aircraft,. *3.4,1 Operation - The equipment shall detect anomalies in the The sensitive detecting element for the AN/ASQ-81A(V)-2, 21 Licensed by Information Handling Services! NIL-D-81b07C 58 7777706 017111112 3 Resonance Loo - The electronic servo loop

47、 which main- + 3.4.1.1. tains the oscillator at t e Larmor frequency shall automatically acquire the resonance frequency upon equipment turn on and shall maintain normal operation over the entire range of the earths magnetic field intensity without operator attent i on. the terrestrial magnetic fiel

48、d shall be shown by recording a signal on a Recorder, Magnetic Di stortion RO-32/ASQ or an equivalent indicator (not supplied). Sensitivit - Sensitivity of the equipment under standard conditions sha permit a 0.02 gamma peak-to-peak signal to be discernible above the highest equipment noi se. under

49、extreme low temperature conditions shall permit a 0.04 gamma peak-to-peak signal to be discernible above the highest equipment noise. This signal shall be discernible at the system output. 3.4.2 Indication - Indication of the presence of an anomaly in + *3.4.3 Sensi ti vi ty of the equipment *3.4.3.1 Noise Characteristics - Equipment noise is defined as the largest uncorrelated peak-to-peak variation of the output signal occuring in any 30 second window of a five minute noise run. (see paragraph 3.4.4) are set to 0.04 Hz and 0.6Hz cutoff frequencies and a sensitivity se