1、1 INCH-POUND 1 MIL-T-49247 (CR) AMENDMENT 2 23 January 1991 SUPERSEDING AMENDMENT 1 10 June 1981 MILITARY SPECIFICATION TRANSCEIVER MULTIPLEXERS TD-1288( )/GRC and TD- 1289 ( 1 (VI GRC This amendment forms a part of MIL-T-49247(CR), dated 24 April 1981, and is approved for use by the Communications-
2、Electronics Command, Department of the Army and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 DD Form 1426 note, change Commander, US Army Communications Research and Development Command, ATTN: DRDCO-PE-EC-1, Fort Monmouth, New Jersey 07703 to Commander, U
3、.S. Army Communications-Electronics Command and Fort Monmouth, . ATTN: AMSEL-ED-TM, Fort Monmouth, NJ 0,7703-5000“. PAGE 2 2.1, under SPECIFICATIONS, Military, in title of MIL-M-13231, change at to of. Delete MIL-P-116 Preservation - Packaging, Methods of. Delete MIL-E-55585 Electronic Equipment dis
4、tribution is Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_- MIL-T-49247 (2) 58 999990b 04b7LBi.I 8 a MI L-T - 49247 (CR) AMENDMENT 2 Under DRAWINGS, change Communications Rese
5、arch and Development Command“ to Communications-Electronics Command. PAGE 4 3.4, add The final paint film on Type I surfaces shall be lusterless Green 383 CARC in accordance with MIL-F-14072“. PAGE 5 3.8, delete and substitute: -3.8 Systems safety engineering. (See 4.26) 3.8.1 Personnel hazards. Per
6、sonnel hazards shall be kept to a minimum, The criteria of MIL-STD-454, Requirements 1 and 8 shall be made applicable for tasks and efforts such as the selection of parts, the complete manufacturing and assembly process and any product baseline configuration changes that may be implemented during th
7、e courbe of the contract. Verification that compliance with this requirement ,has been achieved shall be through a visual inspection, -. 3.8.2 Edge rounding exposed. Exposed edges shall be rounded to a minimum radius of 0.04 inch (1 mm) and exposed corners to a minimum radius of 0,5 inch (13 mm) . 3
8、.8,3 Radioactive materials. Radioactive materials shall not be used. PAGE 12 4.2c0(2), delete in its entirety, PAGE 13 Table III, line 1, under Heqt Para, delete .3.a Add new line 1.1: 1, Systems Safety 3.8 4.26 Perform on any one unit. 2 Copyright Communications - Electronics Command Provided by IH
9、S under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-49247 (2) 58 m 9799906 0467385 T m MIL-T-49247 ICR) AMENDMENT 2 4.4, delete Safety 3.8” in table. PAGE 14 PAGE 18 Between 4.5.3 and 4.5.3.1.1 insert: 4.5.3.1 Sampling for Group C Inspect
10、ion. , PAGE 22 4.23, delete in its entirety. PAGE 25 Add the following new paragraph: 4.26 Visual and mechanical inspection. An inspection shall be performed to verify compliance with those portions of 3.8 which can be determined visually. The inspection shall be performed on one unit only during th
11、e First Article Test only to verify compliance with 3.8. PAGE 26 5., delete entire section and substitute: 5. PACKAGING 5.1 Packaging requirements. The packaging requirements for the desired level(s1 of protection shall be az! Specified by the acquisition activity. PAGE 27 6.2b, delete in. its entir
12、ety. 6.3, delete in its entirety. 3 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ MIL-T-49247 (2) 58 9999706 0467386 3 M MIL-T-49247 (CR) AMENDMENT 2 NOTE: The margins of this
13、 amendment are marked with verticle lines to indicate where changes (additions, modifications, corrections, deletions) from the previous amendment were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and co
14、ntractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the previous amendment. Custodian: Army - CR 4 Preparing Activity: Army - CR (Project 5805-A354) Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-