1、MILrR-49315 (CR) 13 April 1990 SPECIFICATION FWII5NDE SET MG659(V) , FAMILY OF Ihis specification is appmed for use by the coammnii Cations-EledrOnics conmmn3, kprhent of the Army, and is available for use by all Deprtments arid Agencies of the Department of Defense. 1. salm i. 1 sam. niis specifica
2、tion mers the family of Radiosonde Set MG659(V) meteorological imtmmen ts. The family consists of the follawing mdiosonde sets: -659 (V) 1 MG659 (V) 2 -659 (V) 3 RDF Mode NAVAID We, LORAN miver NAVAID We, ViJ?/oklEIGA Receiver 2.1.1 mec ifications and standardc. The follawing specifications and stan
3、dardc form a part of this specification to the extent specified herein. be those listed in the issue of the -t of Defense Mex of Specifications and Standards (DODISS) and cupplement thereto, cited in the solicitation. Unless otherwise specified, the issues of these documente shall SPECIFICATIONS MIG
4、M-132 3 1 - Marking of Electsonic Items MIGF-14072 - Finishet for Grcxnid Signal Equipment MIGR-46085 - Rhodium Plating, Electrodeposited mIr-49447 - -turesensor, Resictance Benenficial comments (mnmerdations, additions, deletions) and any pertinent data which may be of use in imprCnrirng this docum
5、ent distribution unlimited. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIGR-49315 (CR) MIGH-49448 - Humidityr, Resistance MIGSIP-454 -staI, EquiEanent and Facilities - minan
6、ngineering Design Criteria for (vniess othmise indicated, copied of federal and military specifications, standardc, and handbookc are available fm the Naval Publications and Forms Center, (ATIN: “X) , 5801 Tabor Avenue, Philadelphia , PA 19120-5099 ) 2b2 order of recedence. in the event of a conflic
7、t between the text of this specification and the reference cited herein, the text of this specification shall take prece-, huwever, shall cupersede applicable laws and regulations unless a specific exemption has been obtained. Nothing in this specification, 3. REwRmes 3.1 First article. When specifi
8、ed (see 6.2) the contractor shall furnish first article units for first article inspection and approval (see 4.3). accordance with the requiraumts of this specification. to all Radiosonde Sets shall consist of a case, electronic ccararmtator, mulator, battery and meteorological sensors. Radioconde s
9、ets shall include: 3.2 cmstruction. Ihe FadiCsonde sets shall be constructed in Ihe cammon parts in addition, each of the a. MG659(V)1, NAVAD We, shall consist of a transnu tter Mk659(V)2, NAVAID Mode, shall consist of a transmi tter (400-406 Hz) with the com- antenna and RAN receiver with the corre
10、sponding L antenna. b. (400-406 MHz) with the correspo antenna, and VLF/CMEGA receiver with the correspon%ng an-. c. B5659(V)3, RDF me, shall consist of a transnu Otter (1660-1700 MHz) with the comesponding antenna. 2 Copyright Communications - Electronics Command Provided by IHS under license with
11、CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-49315 bb m 9999906 OLi21793 1 = MIGR-49315 (CR) The meteorolqical sencorc shall be defined as follows: a. lknpraturesensor b. Humiditycensor c. Pressme censor or barocwi tch asembly 3.3 parts, matesiais and
12、proosses. cts, materials, processes an microcrrcuits sha be- ccararrrircial of sufficient quality to met mquimmmts specified herein. to the mximum extent possible, recuvend or reclaimed materials, in lieu of virgin materials, shal be useci without jmzing the intextid use of the manufactureci item. 3
13、.4 Recv cled. viruin an reclaimed materials. it is requll.ed that, 3.5 Finish, protective. All surfaces of the Radioconde Set shall be given protective finish in accordarce with MIGF-14072. finish of haxdwan type items, auch as hadies, hinges, screws, etc., and necescany tsuch-up after mounting. the
14、 humidity or taperature censor, mr to the barocwitch parts or plastic parts. This hcludes This requirement shall not =:y to 3.6 Markinq. 3.6.1 General. Marking of Radioconde Set shall be in accordance with (see 4.4) 3.6.2 Visibilitv. MIGM-P3231, table II, group 3. Whenever practicable, parts shall b
15、e so mounted that their identification marking will be reaaily visible with minimUm disasably of the eqUipm one operating at 403 MHz arid one operating at 1680 MHz. The tramru tter shall be a solid state device. ThemeteorOacgieal frequency deviation shall be 150 f 30 KHz (unsymetrical) and NAVAID fr
16、equency deviation shall be 200 f 40 KHz peak-to-peak- !he transmi tter shall be FM. 3.10.1.1 403 Miz aUtinrt. 3.10.1.1.1 Freuuency. The transmi tter shall be conthously tunable over the frequency range of 400 to 406 Mi-acy shall be within 2 0.5OC. nie transfer d-mackristic a-cy chal1 be verified usi
17、rig the follawirig equations: MWATION 1 R, or %= RM (f(Fs)-l) R, = The total resstance in the humiditv circuit (The humidity sensor is in parallel with a 1.2 mgohm resictor.) + = The tenqratye smsor resistance (at t Celsius). 7 Copyright Communications - Electronics Command Provided by IHS under lic
18、ense with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-Y9315 bb m 999970b 0423798 O m MIGR-49315 (CR) F = .nie frequency with zero msictance in the circuit = % fmquency with the censor in the circuit. (reference). Ihe fKHNnal value is 475 m. f (FS) = 1
19、 Ak constants are the same for Equations 1 and 2. the recistame in the circuit for mid-reference. mxninal value is 47775 ohms) (the ncaninal value is me Fm frequency with in the circuit. 237.5. HZ Euuation 3 t = 1 - 273.15 t = aie meamred taperatue (degme Celsius) % = kbe tenprature sencor recictanc
20、e (at any toc.) R30 = Ihe utare sencor lock-in -istanOe at +3OoC. 3.2987 E-O3 4.7764 E-O4 A3 = 1.5108 E-06 Ac)= A1 = A2 = 3.0029 E-O6 3.10.2.8 Harmoni ccoriterrt. Thehaniioni c content of the 8 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo rep
21、roduction or networking permitted without license from IHS-,-,-MIL-R-49315 66 777970b 0421779 2 MIGR-49315 (IR) meteomlcgicai data oscillator including the electronic clock, shall be limited to a level that does nat cause degradation of the procecaed MXUD data in the ANm31 Metecrologid mta System. 3
22、.10.2.9 Wmlosical data oscillator midscale correction. A midscale correction shall be a-lished whenever the kamswitch k on an insulated ccmnutabr segment. nie value of the ddde recistor shall be 47,775 f 0.1 percent camis. 3.10.3 Radiosorde 3x1- . nie Radiocoride Set batteq chal1 be of the magnesium
23、 aprous chloride water activated type, Battery BA-852 () , having a nrhbmn an mEaxirmmi voltage of 15.0 and 23.0 volts dc, respectively. nie ncaninal voltage is 18.0 _+ 0.5 volts dc. 3.10.3.1 Activation time. aie time to activate the battery shall not exceed 10 minutes. time to end voltaqe. 3.10.3.2
24、 Mirilrmrm voltage chal1 not be less that 120 minutes. minute discharge time at surface temperature an pressure uid a 110 minute dischaqe time under presswetemperature flight similitiade to an altitude of 105,000 feet (32 , O00 meterc) . The p-mture rate of change shall follm that of the star paragr
25、aphs 3.10.5.5 and 3.10.5.6 shall be changed as follows: Ihis shall be done by The acceptam=e shall be based on the range from 1050 xb to 250 mb when the rerun is at 27OC + 7OC and wer the range 750 nab to 5 mb when run i5 at 8OoC below ambient. acceptance limits. make point of a conducting cegrnent
26、under decreashq pressure conditions There are no changes in the 3.10.5.7 Frictiun. The deviation in . insulated frcsn the support anir; with a llnon-wettingll material at least 1 ir T = Temperature; H = HUddity; R = Ref- 3.10.16.2 Ooammitator ON th. 3.10.16.3 Coammitator switch resistance variation.
27、 Ihe ON th shall be 1 f 0.1 seconds. The maximum variation in WW resictarice for the Cxnrmaitator shall not exceed 40 ohms. 3.10.17 Test connector with leads. A test connector with test leads attached shall be pravided for graund checking of specific intemal number 22 or number 24 dandazd wire and s
28、hall be strim and tinned 0.75 2 0.25 inches fram their endc. parametess. The leads shall be 4 ,+ 1 inchec in length, shall be of APE 3.10.17.1 R6 test leads. Test leads, blue and white, when shorted together shall cause the Radicm to transnu t the R6 value for the first group when the such as termin
29、al spacing, printed cllr=uit buan%, etc., with sparse grciwth does riot include packaging. b. Inspections ccnrered by subsidiary doamientc (see 4.4). 4.3 First article. Unless otherwise specified in the contract, the first article incpecticei chal1 be pesfarmed ky the contractm. 135 fh, Binsrect ion
30、 (ccmtinueii Inspection l?eqdmmt F=wrm sensor reflectivity semor humidity resistame sensor polarization Thd ShoCJc -r strength sensor resistame sensor resistance tenlP=b 3.10.15.1.1 3.10.15.1.2 3.10.15.1.3 3.10.15.1.4 3.10.15.1.5 3.10.15.1.6 3.10i15.1.7 ._ .-.- -. Test paragraph 4.7.5.1 4.7.5.2 4.7.
31、5.3 4.7.5.4 4.7.5.5 4.7.5.6 4.7.5.7 - -. 1/ Ail performance defect are major. 4.5.3 Grazr, ci.llwed ion. Group C incpection shall be performed on inspection lots that have passed group A and group B impection. inspection shall mist of the inspections specified in table N. Samples shall be selected i
32、n accordance with 4.5.3.1. be selected at mom, one *le for each subgroup i and II in table N, from eveq 1000 units or fraction thereof produced. selected at the start of the contract shall be from the first quality conformance inspection lut. failures shall be as specified in the contract. othe.mise
33、 specified, ele units which have been subjected to and passed graup C iricpeCtion may be acoepted on the contract prwided al1 damage is requrred and the sample dts aire recubjected to and pass group A inspeckion only. contract. The 4.5.3.1 SamD ih for urmm CjIlSECt ion. TWO Radiosonde Sets shall nie
34、 first samples 4.5.3.2 Grou13 C failures. 4.5.3.3 Rem ion of confonninu 9irou13 Csaim, leunits. unless Action required relative to group C Disposition of mese sanples shall be as states in the 30 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
