1、- I MIL-A-22305C (7) 58 W 7777706 0150755 LI W MIL-A-22305C(EC) AMENDMENT 7 31 October 1970 SUPERSEDING AMENDMENT fi 3. February 4967 MILITARY SPECIFICATION AMPLIFIER, DISTRIBUTION AM-2123( )(V)/U This amendment forms a part of Military Specification MIL-A-22305C(SHIPS) , dated 16 October 1963. PAGE
2、 1 * TITLE: Delete “AM-2123(V)/U“ and substitute “AM-2323( )(V)/U“. 2.1, SPECIFICATIONSy MILITARY: Add “MIL-C-5015 - Connectors, Electric, AN Type“. 2.1, STANDARDS, MILITARY: .Add “MS 3102 - Connectors, ReceDtacle, Electric, Box Mounting“ and “MS 3106 - Connectors, Plug, Electric, Straight“. PAGE 2
3、* 3.1: Delete and substitute: “3.1 First article. .When specified (see 6.1)y the contractor shall furnish sample unit(s) for first article inspection and approval (see 4.2 and 6.2).“ 3.3.1, third sentence: Delete. Table I: Delete. PAGE 3 3.3.6 and Table II: Delete and substitute: “3.3.6 Size. Limiti
4、ng dimensions for rack mounting shall be as specified in MIL-STD-189. The overall mnsions of the equipment with outer enclosure shall be as shown in Table II. Table II. Overall dimensions. II -. inches (max,) 3.4.2, second and third sentences: Delete and substitute “A detachable line cord and plu9 c
5、onforming to type II of J-C-175 shall be supplied for connection to the 115-volt source attached to the rear of the equipment through chassis receptacle type MS3102(E or R)-14S-7P and mating cable connector type MS-3106(E or R)-14S-7S in accordance with MS3102, MS3106 and MIL-C-5015. Chassis connect
6、or type MS3102(E or R)-12S-3P shall be located on the rear panel for Connection to the d.c. source. Protective caps are not required for these connectors.“ A mating cable connector type MS-3106(E or R)-i2S-3S shall be supplied. PAGE 4 3.4.6, second sentence: Delete and substitute .“The panel meter s
7、elector switch shall be continually required; the input level controls, if used, shall be infrequently required (may be operable by screwdriver through holes in the front panel), and have suitable lockinq devices.“ .- .I . . . _-_ - ,_ 1. . . . . -_. , .- . r . . . -:. .i I. . . . FSC -5820 . . I. .
8、 o Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-A-22305C (7) 58 7779706 0350756 h MIL-A-22305C( EC) AMENDMENT 7 _. , . . . . . . . . . . . . . . . . * 4?1.:1;,;, Delete and substitute: conformance inspection as specified in.MIL.dE-16400 shall
9、be performed on the equipment.Il * 4.2: Delete and substitute: . - . . .- _ -: i “4.1.1 Classification of tests. The first article inmection specified herein, and qua1it.v “4.2 First article inspection. be required for fir.st ar.ticle inspection. First -article inspection shall -consist of all exami
10、nation and testing necessary to determine compliance with the requirements of this. speci- fication. First article inspection shall include the tests specified in Table III. Anv failure whatsoever during the course of testing shall be cause for rejection.“ Unless otherwise specified (see 6.1), two e
11、quimepts shall PAGE 5 . * Table III: Delete a.nd substitute: II Table III. First article inspection. Inspect i on I Reference Surface examination Operating test Weights and dimensions Heat Enclosure Power 1 ine vol tage and frequency Radio interference Signal level Bandwidth Impedance Isolation Dist
12、ortion Temperature Humidity Shock and vibration Incl inat i on Salt spray test Accelerated life Reli abil i ty MI L-E-16400 MIL-E-16400 MIL-E-16400 3.3.6 and 3.3.7 MIL-STD-108 and 3.3.5 MIL-E-16400 and 3.4.2 4.4.1 4.4.2 4.4.3 4.4.4 4.4.5 MIL-E-16400 MIL-E-16400 MIL-E-16400. MIL-E-16400 - MI L-E-1640
13、0 MIL-E-16400 MIL-E-16400 4.1.3 I I PAGE 6 * 4.3.2.1, last line: Delete “those in Group II“ and substitute “the signal level, bandwidth, impedance, isolation, and distortion tests“. 4-4.1: Delete and substitute: “4.4.1 SignaT level, input lines energized simultaneously) and output terminations (all
14、outputs as specified in table VI. The run sequerice shall be A, Cy B, D. All output levels shall be measured for each run. Requirements of 3.4.3.2 and 3.4.4.1 apply. If one or more manual level adjustments are provided, they shall be set (if necessary) twice only (ance at the heginning of a run A, a
15、nd again at the beginning of run B) to adjust all output levels simultaneously between 4.0 and 5.0 volts.“ PAGE 7 This test shall be run four times with input voltages (three 4.4.4: Delete and substitute: . “4.4.4 Isolation. All inpbts shall be energized simwl8aneousl.v with 3.0-volt signals, Output
16、 voltage shall be measured at three output connectors, open circuits, one at each frequency. Measurements shall be made first with all remaining outputs open, then with a31 remaining outputs shorted. Change in measured amplitudes shall not exceed 1 percent.“ .- Page 2 of 3 F Provided by IHSNot for R
17、esaleNo reproduction or networking permitted without license from IHS-,-,-. - MIL-A-22305C (7) 58 9 7777706 0150757 MIL-A-22305C( EC) AMENDMENT 7 PAGE 8 * 6.1: Add “(d) Number of first article samples to be submitted if other than specified in 4.2.“ * 6.2: Delete and substitute: under the appropriat
18、e provisions of 7-104.55 of the Defense Acquisition Regulation (DAR). first article should be a first production item. The first article should consist of the number of units specified in the contract. The contracting officer should include specific instructions in all procurement instruments regard
19、ing arrangements for examinations, test, and approval of the first article.“ * -6.2.1: Delete. The margins of this amendment are marked with an asterisk to indicate where changes (additions, modifications, corrections, deletions) from the previous amendment were made. was done as a convenience only
20、and the Government assumes no 1iabilit.v whatsoever for any inaccuracies in these notations. ments of this document based on the entire content irrespective of the marginal notations a.nd relationship to the last previous amendment. “6.2 First article. When a first article is required, it shall be t
21、ested and approved The This Bidders and contractors are cautioned to evaluate the require- Preparing activity: (Project 5820-N 732 ) NAVY - EC .U.!% GOVERNMENT PRINTING OFFICE 1979 - 803-121/136 . Page 3 of 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
