1、M IL-C-22 5 5 3 (AS ) Amendment-3 . . Amendment-2 15 July 1963 MI L ITARY SPEC I FI CAT I ON CONVERTER, SIGNAL DATA CV-1053A;IARC This amendment form a part of Military Specification Naval Air Systems Comand, Department of the Navy. MIL-G22553(AS) dated 1 November 1960 and has been approved by the B
2、y this amendment MIL-C-22553(WEP) shall be changed to MIL-C-22553(AS) and throughout the specification Bureau of Naval Weapons shall be changed to Naval Air Systems Comand. *Page 1 , paragraph 1.2: Delete “CV-l053/ARC“ and substi tute “CV-l053A/ARC“ *Page 1, paragraph 2.1, under SPECIFICATIONS Milit
3、ar : Delete “MIL- E-4682“ and SAR-300“ and their titles -+ and a d “MI L-M- 7793 Meter, Time Totalizing MIL-R-23094 Re1 iabi 1 i ty Assurance for Production Acceptance of Avionic Equipment, General Specification for MIL-S-23603 System Readiness/Maintainability; Avionics Systems Design, General Speci
4、fication for“ Page 2, paragraph 2.1, under STANDARDS Military: Add , “MS 17321 Meter, Time Totalizing, 2811, DC, Minature Digital *Page 2, paragraph 3.1, first sentence: Add “(See 6.4)“ FSC 5895 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-2
5、2553 (3) 58 W 3779906 011511260 7 MIL-C-22553( AS) Amendment-3 *Page 2, paragraph 2.2, after “Cornanding Officer“: Delete and substi tute “Pub1 i cations and Forms Center, Code 105, 5801 Tabor Avenue, Philadelphia, Pennsylvania, 19120“. *Page 2, paragraphs 3.1.1, 3.7.2 and 3.1.2.1: Delete and substi
6、tute “Nonstandard Parts and Material Approval - Approval for the use of nonstandard parts and materials (including transistors and diodes) shall be obtained as outlined in Specificatioq MIL-E-OO. No vacuum tubes shall be employed. Only solid state electron devices shall be used“. Page 3, paragraph 3
7、.2.3.1 : Delete “500 hours and substitute “200 hours“ Page 3, paragraph 3.2.3.3: Delete and substitute “3.2.3.3 The equipment shall have a minimum of 200 hours of mean (operating) time between failure when tested and accepted as outlined under the requirements of 4.4.2.“ Reliability in Mean Time Bet
8、ween Failures - *Page 3: Add “3.2.3.4 conforming, as applicable, with specification MIL-M-7793 and MS 17321 shall be included in the CV-l053A/ARC.“ Time Totalizing Meter - A time totalizing meter Page 4, paragraph 3.3.2.1: Delete “+3 cycles“ and substitute - “+6 cycles - Page 5, paragraph 3.3.4, aft
9、er third sentence: Add “Under service conditions, the equipment shall operate satisfactorily with an input signal of from 0.2 to 10.0 Volts RMS.“ Page 5, paragraph 3.3.7.1, first sentence: Delete and substitute “A suitable switching means shall be provided which shall permit reversal of mark and spa
10、ce polarity for receiving only.“ 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-22553 (3) 58 777790b 0353263 7 MIL-C-22553(AS) hendmen t-3 Page 5, paragraph 3.3.9: Add “Compliance is to be based upon random noise measured as RMS.“ 1 053A/ARC
11、. I *Page 5, paragraph 3.4.1: *Page 5, paragraph 3.4.1 -2: Delete “CV-1O53/ARC1 and substitute “CV- Delete and substi tute “*3.4.1.2 . Mark and Space Designation - A 2425 cycle Der second tone shall represent %pace“ and be produced by connecting the audio frequency shift keyer input to the signal co
12、mn line. A 1575 cycle per second tone re- presenting “mark“ shall be generated when the keyer input is open circuit.“ Page 5, paragraph 3.4.1.4: Delete “3-7/8 inches“ and substi tute “4-9/16 inches“ Page 5, paragraph 3.4.1.6, second sentence: Delete and substi tute “The circuitry of each should be i
13、ndependent except for the two band pass filters which shall be highly reliable, hermetically sealed components. one function will not impair operation of the other.“ Malfunction or damage to *Page 6, paragraph 3.4.2: Delete and substitute “3.4.2 signal data converter shall be capable of installation
14、 in any attitude. A multifunctional barrier vibration isolator of a Mounting MT-2427/ARC - The mounting base for the flexible plastic,type shall be employed subject to approval of the procuring activity. remove the Signal Data Converter from the mounting base without special tools. The weight of the
15、 mounting shall not exceed 0.3 pound.“ Means shall be provided to mount or Page 8, paragraph 4.4.(2): Delete and substitute “(2) Reliability Quality Assurance Tests“ . Page 9, paragraphs 4.4.2 and 4.4.2.1: Delete and substitute “4.4.2 which have successfully passed the individual tests shall be Rlia
16、bility Quality Assurance Tests - Equipments tested for re1 i abi 1 i ty- assurance i n accordance with speci f i ca- tion MIL-R-23094, Procedure I. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-s -. MIL-C-22553 (3) 5B 4799906 0151262 O W MIL-C-22
17、553( AS) Amendment- 3 4.4.2.1 Test Level - The Test Level shall be Level III from Table I of specification MIL-R-23094 except that vibration testing shall be limited to 20 cps and the length of the heating cycle shall be based on a stabilized high temperature of two hours. The duty cycle shall not e
18、xceed four hours. 4.4.2.2 Accept-Reject Criteria - Figure 12 of . specification MIL-R-23094 and an MTBF of 200 hours shall be used to make accept/reject decisions. 4.4.2.3 (Measurement to be made at end of duty cycle) Perfomance Characteristics to be Measured - Characteristic Speci fi cat i on Requi
19、 rement Frequency Characteristic 3.3.2 Sens i ti vi ty 3.3.4 Selectivity 3.3.5 4.4.2.4 Quantity to be Tested - 4.4.2.4.1 production equipment to be tested for the qualification plan shall be in accordance with 3.2.3.1 of specification MIL-R-23094. Qualification Plan - The minimum quantity of Sam le
20、Plan - The minimum.quantity of production equipment to be teste -$-F;- for t e sample plan shall be in accordance 4.4.2.4.2 with 3.2.3.2 of specification MIL-R-23094; however, the largest possible sample quantity is recommended to reduce total test time. 4.4.2.5 be determined by the accept-reject cr
21、i teria of specification MIL-R-23094, Figure 12. Determi nati on of Compl i ance - Compl i ance s ha1 1 4.4.2.6 Failure Criteria - In addition to the general requirements of specification MIL-R-23094, whenever performance requirements fall below those of 4.4.2.3 at least one failure * has occurred.
22、I* *Page 12, paragraph 4.9: Delete 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-22553 (3) 58 9799906 01.51263 2 Page 13, paragraph 6.2: Page 13, paragraph 6.4: MLL-C-22553(AS) Amendment-3 Add I( 4) Reordered Equipment - The fol 1 owing sp
23、eci fi cations s ha1 1 take precedence over those concerning performance requirements listed or referenced in 2.1, where equip- ment is reordered. MIL-E-5400E . 26 June 1961 MIL-T-5422ES Amendment-2 15 November 1961 MI L- 1-6 1 81 D .25 November 1959 MI L-R-23094A 15 January 1963“ Add “Such informat
24、ion chal 1 include consideration of System Readi ness/Mai ntai nabi 1 i ty requi rements of specification MIL-S-23603.“ Project Number 5895-N224 Note:-An asterisk-preceding a page number denotes a change to the specification which did not appear in the previous amendment. *US. COVERXMENT PRINTING OFFICE: 1Q73-114-544/5029 5 -. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
