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M17/RG-303

The is a 50-ohm coaxial cable commonly used in military and commercial applications. Below are its key specifications:

Electrical Characteristics:

  • Impedance: 50 ohms ±2
  • Capacitance: 29.4 pF/ft (96.5 pF/m)
  • Velocity of Propagation: 69.5%
  • Operating Voltage: Up to 1,900 V RMS
  • Frequency Range: Up to 3 GHz

Attenuation Loss per 100 Feet:

Frequency (MHz)Attenuation (dB/100 ft)
100.6
301.1
501.4
1002.0
4004.0
1,0007.0
1,5009.0
2,00011.0
2,50013.0
3,00014.0

Note: Attenuation values are approximate and can vary based on manufacturer and environmental conditions.

Power Handling Capability:

Frequency (MHz)Power (Watts)
101,514
30861
50660
100458
400215
1,000127
1,500100
2,00083
2,50072
3,00065

Note: Power ratings are based on sea level conditions at 40°C ambient temperature with a VSWR of 1:1.

Mechanical Properties:

  • Center Conductor: Solid silver-coated copper-clad steel, 19 AWG (0.037 inches or 0.94 mm diameter)
  • Dielectric: Polytetrafluoroethylene (PTFE)
  • Shielding: Silver-coated copper braid with 95% coverage
  • Jacket: Fluorinated ethylene propylene (FEP)
  • Outer Diameter: Approximately 0.17 inches (4.3 mm)
  • Weight: Approximately 30 lbs per 1,000 feet
  • Minimum Bend Radius: 2 inches (50.8 mm)
  • Operating Temperature Range: -70°C to +200°C

Note: Specifications may vary slightly between manufacturers.

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High Temp M17-RG303 High Temp M17-RG303 High Temp M17-RG303
High Temp M17-RG303 Coax "Sold By The Foot"
Our price: $2.94
Sale Price: $2.92
Savings: $0.02

(3)
High Temp M17-RG303 Coax 25 FT
Our price: $73.58
Sale Price: $71.58
Savings: $2.00

(1)
High Temp M17-RG303 Coax 50 FT
Our price: $147.16
Sale Price: $145.16
Savings: $2.00
M17-RG303 "Sold By The Foot" M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield
High Temp M17-RG303 High Temp M17-RG303 High Temp M17-RG303
High Temp M17-RG303 Coax 75 FT
Our price: $220.74
Sale Price: $217.74
Savings: $3.00
High Temp M17-RG303 Coax 100 FT
Our price: $294.32
Sale Price: $289.32
Savings: $5.00
High Temp M17-RG303 Coax 125 FT
Our price: $367.90
Sale Price: $362.90
Savings: $5.00
M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield

RG-217 - 10 AWG solid BC, solid PE, double BC braid, black PVC (type IIA) jacket

 		M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield
High Temp M17-RG393 High Temp M17-RG303 High Temp M17-RG303
High Temp M17-RG303 Coax 150 FT
Our price: $441.48
Sale Price: $433.48
Savings: $8.00
High Temp M17-RG303 Coax 200 FT
Our price: $588.64
Sale Price: $578.64
Savings: $10.00
M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield M17/111-RG303 Solid silver-coated copper clad steel conductor with a polytetrafluoroethylene (PTFE) dielectric, fluorinated ethylene propylene (FEP) jacket, and an overall braid shield of 36 AWG silver-coated copper braid shield