1、AMSC N/A FSC 6145 MIL-DTL-28830/5E 4 June 2009 SUPERSEDING MIL-DTL-28830/5D 07 April 2006 DETAIL SPECIFICATION SHEET CABLES, RADIO FREQUENCY, COAXIAL, SEMIRIGID, CORRUGATED OUTER CONDUCTOR, LOW LOSS FOAM DIELECTRIC, 1.625 INCH NOMINAL, 50 OHMS This specification is approved for use by all Department
2、s and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-28830. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Helically corrugated inner conductor with
3、 outside diameter of .693 .008 inch. Strip thickness of .010 inch, nominal, minor diameter of .626 .012 inch, and pitch of .400 + .004 inch. FIGURE 1. Cable configuration. Inches mm Inches mm Inches mm .010 .015 .018 .019 .020 .254 .381 .457 .483 .508 .025 .065 .100 .395 .400 .635 1.65 2.54 10.03 10
4、.16 1.63 1.83 2.01 41.40 46.48 51.05 INCH-POUND .012 NOM OUTTER CONDUCTOR MAJOR OD MINOR OD JACKET OD Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28830/5E 2 ENGINEERING INFORMATION: Weight: Type II jacketing: 0.8 lb/ft, nominal. Type IV j
5、acketing: 1.15 lb/ft, nominal. Minimum in-service bending diameter: 40 inches (1.02 meter). Operating voltage: 5,600 V rms. Average power rating: See figure 2. Operating temperature: -50 C to +85 C REQUIREMENTS: Design and construction: See figure 1. Flexibility and cold bend mandrel diameter: 40 in
6、ches (1.02 meter), maximum. Test cable length: 30 feet (9.1 meters). Impedance: 50 + 1 ohms. Attenuation: See figure 2. Velocity of propagation: 90% nominal . Capacitance: 22.5 pf/ft, maximum. Voltage standing wave ratio (VSWR): 1.70, maximum. VSWR frequency range: 100 MHz to 2.4 GHz. Dielectric wit
7、hstanding voltage: 15,000 V dc Jacket spark: Type II jacketing: 10,000 V rms. Type IV jacketing: 8,000 V rms. Acid gas generation (type IV only): 2.0 maximum. Halogen content (type IV only): 0.2 maximum. Smoke index (type IV only): 35 maximum. Toxicity index (type IV only): 5 maximum. Tensile streng
8、th and elongation: Type II jacketing: 2,100 psi and 700 percent elongation, minimum. Type IV jacketing: 1,200 psi and 115 percent elongation, minimum. Part or Identifying Number (PIN): Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28830/5E
9、3 M28830/5-II (old design) M28830/5-II-A (new design) M28830/5-IV (old design) ATTENUATION AVERAGE POWER dB/100 Ft. (Kilowatts) Standard conditions for average power and attenuation: For average power: VSWR: 1.0 Ambient temperature: 40C Inner conductor temperature: 100C For attenuation: VSWR: 1.0 Am
10、bient temperature: 24C FIGURE 2. Attenuation and power. Frequency (MHz)Attenuation (dB) 400 1,000 2,000 0.43 0.73 1.11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28830/5E 4 Changes from previous issue. The margins of this specification a
11、re marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this docume
12、nt based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. This documents references MIL-DTL-28830. CONCLUDING MATERIAL Custodians: Preparing activity: Army CR DLA CC Navy EC Air Force 85 (Project 6145-2009-043) DLA CC Rev
13、iew activities: Navy AS, MC, SH Air Force 19, 99 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
