DLA MIL-C-17 6B-1978 CABLES RADIO FREQUENCY FLEXIBLE COAXIAL 75 OHMS M17 6-RG11 UNARMORED M17 6-RG12 ARMORED.pdf

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1、MIL-C-l7/6B 28 February 1964 28 February 1964 HIL-C-l7/7A MILITARY SPECIFICATION SHEET CABLES, RADIO FREQUENCY, FLEXIBLE COAXIAL, 75 OHMS, M17/6-RGll, UNARMORED, M17/6-RG12, ARMORED Thais specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The complete r

2、equirements for procuring the cables described herein shall consist of this document and the latest issue of Specification MIL-C-17. ARMOR (M17/6-RG12 ONLY) OUTER CONDUCTOR DIELECTRIC CORE INNER CONDUCTOR FIGURE 1. Configuration. TABLE I. Description. I Components Construction details Inner conducto

3、r Seven strands of tinned, copper wire. Overall diameter: .O477 inch x.0020. .O159 inch each. Dielectric core Type A-1: Solid polyethylene. Diameter: .285 inch 2.007. Outer conductor , Single braid of AWG t33, bare copper wire. Diameter: .340 inch maximum. Coverage: 95.3% nomi na1 Carriers: 24 Ends:

4、 8 I Picks/inch: 6.5% r10 I I I I Jacket I Type IIa. Diameter: .405 inch 2.007. Armor Single braid of aluminum-alloy wire. (M17/6-RG12 only) Diameter: .475 inch maximum. Page 1 of 4 FSC 6145 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-C-l7/b

5、B bb m 99997Ob 0082953 b D ENGINEERING INFORMATION: Continuous working voltage: 3,700 Vrms, maximum. Operating frequency: 1 GHz, maximum. Velocity of propagation: 65.9 percent, nominal. Operating temperature range: -40 to +85“C maximum. Power ratings: See figure 2. Weight: 9.8 pounds per 100 feet ma

6、ximum(M17/6-RGll); 14.4 pounds per 100 feet, maximum (M17/6-RG12). Inner conductor properties: DC resistance (maxlmum at 20C): 1.48 ohms per 100 feet. Elongation: 20 percent, minimum. Engineering notes: This cable useful in low temperature app1icatio;s. (See connector series N“. “C“, and SC“ per MIL

7、-C-39012, NATO preferred type NWR3. Ml7/6-RGll, NATO preferred type NWR18. M17/6-RG12. I REQUIREMENTS: Dimensions, configuration, and descriptions: See figure 1 and table I. Environmental and mechanical: Visual and mechanical examination: Applicable. Eccentricity: 10 percent, maximum. Adhesion of co

8、nductors: Aging stability: +98 22C. Cold bend: -40“ r2C. Dimensional stability: +85* r2“C. Inner conductor to Sore: 4 pounds, minimum; 15 pounds, maximum. Inner conductor from core: 0.062 inch, maximum. Inner conductor from jacket: 0.125 inch, maximum. Contamination: Applicable. Electrical : Spark t

9、est: 5,000 Vrms, minimum. Voltage withstanding: 10.000 Vrms, minimum. Corona extinction voltage: 5,000 Vrms. minimum. Characteristic impedance: 75 ohms 23. Attenuation: 5.2 dB per 100 feet, maximum at .4 GHz; 9.4 dB per 100 feet, Structural return loss: Not applicable. Capacitance 20.5 pF per foot,

10、maximum. maximum at 1 GHz. Part number: See table II. Supersession data: See table II. TABLE II. Cross reference of part number. Part number Superseded part number or type designation M17/6-RGll RG-llA/U M17/6-RG12 RG-lZA/U NOTE: Revision letters are not used to denote changes due to the extensivene

11、ss of the changes. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-FREQUENCY IN MHz FIGURE 2. Power rating 25C sea level. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Custodians: Army: EL Air F

12、orce - 99 Review activities: Navy - EC Army - MI Navy - SH Air Force - 17, 85, 11 DLA - ES. IS User activities: Army - ME, AT, AR Air Force - 19 Wavy - AS, OS, MC Preparing activity: Army - EL Agent: OLA - ES (Project 6145-0703-2) 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-