RG 179 Coax Cable Specifications and Construction

Conductor:
- Conductor Stranding: 7/38
- Number of Strands: 7
- Strand Size: 38
- Conductor Material: Silver-Coated Copper Clad Steel
- Conductor Diameter: 0.012 in. (0.305 mm)
- Inner conductor from core: .187 inch, maximum
- Inner conductor from jacket: .250 inch, maximum
Insulation:
- Insulation Diameter: 0.063 in. (1.60 mm)
- Diaelectric Core: Solid, Extruded Polytetrafluoroethylene (PTFE)
Shield:
- Outer Conductor: Single braid of 38 AWG SCCW
- Outer Conductor Diameter: 0.084 inches, maximum
- Braid Coverage: 92.3%, nominal
- Carriers: 16
- Ends: 5
- Picks/inch: 12.0 +- 10%
Jacket:
- Jacket: Type IX:FEP
- Jacket Diameter: 0.100 inch +- 0.005
- Jacket Type: Extruded Fluorinated Ethylene Propylene (FEP)
- Lbs/MFT: 9.83

RG 179 Coax Cable Electrical Specifications and Engineering Information

Minimum temperature	-55°C
Maximum temperature	200°C
Max Operating Voltage	1,200 Volts
Impedance	75 Ohm
Capacitance	23.0 (pF/ft)
Max Attenuation @ 400 MHz	21.0 dB/100ft
Max Power @ 100 MHz	880 Watts
Max Power @ 400 MHz	420 Watts
Max Power @ 1 GHz	260 Watts
Continuous working voltage	900 V rms, maximum
Operating Frequency	3 GHz, maximum
Velocity of Propagation	69.5 percent, nominal
Inner Conductor DC Resistance	Maximum at 20°C): 24.45 ohms per 100 feet
Tensile Strength	50 klb/inch, minimum
Eccentricity	10 percent, maximum
Stress-crack resistance	230°C + 5°C
Cold Bend	-55°C 2°C
Dimensional Stability	200°C +5°C
Spark Test	2,000 V rms, +10%, -0%
Voltage withstanding	2,000 V rms, +10%, -0%
Insulation resistance	Not applicable
Corona extinction voltage	1,200 V rms, minimum
Characteristic impedance	75 ohms +-3
Attenuationy	21.0 dB per 100 feet, maximum, at 0.4 GHz.
Structural return loss	Not applicable
Electrical Capacitance	23.0 pF per foot, maximum
Max Working Voltage	900
Max Conductor Resistance	24.5 (80.2)

RG179 Coax Coax Cable Uses and Applications

RG 179 coax cable applications include medical equipment, video security systems, audio security systems (where high-temperature performance is required) and computer applications.

M17/94-RG179 Mil-Spec Equivalent

M17/94-RG179 is the Mil-Spec equivalent to the commercial grade RG 179 cable. This mil-spec coax cable is used for high-frequency signal transmission and features a jacket FEP Type IX per MIL-C-17. In addition, 83264 Belden MIL-C-17G 75 Ohm Coax Cable meets M17/94-RG179 specs.

RG 179 Coax Cable Video

RG179 Coax Cable

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