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Davis RF RG-58U Coax – 50 Ohm Flexible Coaxial Cable for Low to Mid Power RF Applications

Davis RF RG-58 coax is a 50 Ohm flexible coaxial cable ideal for short runs, test equipment, and lower power RF systems. It is lightweight and easy to work with, making it a preferred option for mobile installations, patch cables, and general-purpose RF connectivity.

Why Choose Davis RF RG-58U Coax?

  • ✅ Compact and Flexible – Easily routed in tight spaces and ideal for mobile setups
  • ✅ Standard 50 Ohm Impedance – Compatible with most RF connectors and systems
  • ✅ Lightweight Construction – Great for portable or temporary RF applications
  • ✅ Reliable Shielding – Protects against interference and signal degradation

Common Applications

  • ✅ Mobile ham radio and CB installations
  • ✅ Test leads and RF bench equipment
  • ✅ Low-power HF/VHF/UHF systems
  • ✅ Interconnects for antennas and devices

Specifications

  • ✅ Impedance: 50 Ohms
  • ✅ Center Conductor: Stranded tinned copper
  • ✅ Dielectric: Solid polyethylene
  • ✅ Shielding: 95% tinned copper braid
  • ✅ Outer Jacket: PVC or polyethylene (PE) options available
  • ✅ Outer Diameter: ~0.195" (4.95 mm)
  • ✅ Attenuation @ 100 MHz: ~4.9 dB/100 ft
  • ✅ Frequency Range: DC to 1 GHz

Davis RF RG-58 is a dependable choice for lower power RF applications where size, flexibility, and ease of termination are important. Perfect for both amateur and commercial use.

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Davis RF RG-58 CU - 50 OHM Coax 25 FT
Our price: $8.45
Sale Price: $8.26
Savings: $0.19
Davis RF RG-58 CU - 50 OHM Coax 50 FT
Our price: $16.90
Sale Price: $16.51
Savings: $0.39
RG-59 , 75 ohm, "Sold By The Foot" Just enter the total number of feet needed in the Qty Box RG-58 - 50 ohm, , "Sold By The Foot" Just enter the total number of feet needed in the Qty Box RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft
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Davis RF RG-58 CU - 50 OHM Coax 75 FT
Our price: $25.35
Sale Price: $24.77
Savings: $0.58
Davis RF RG-58 CU - 50 OHM Coax 100 FT
Our price: $33.80
Sale Price: $33.02
Savings: $0.78

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Davis RF RG-58 CU - 50 OHM Coax 150 FT
Our price: $50.70
Sale Price: $46.70
Savings: $4.00
RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft
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Davis RF RG-58 CU - 50 OHM Coax 175 FT
Our price: $59.15
Sale Price: $55.15
Savings: $4.00
Davis RF RG-58 CU - 50 OHM Coax 250 FT
Our price: $84.50
Sale Price: $79.50
Savings: $5.00
RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft
Davis RF RG-58 Davis RF RG-58 Davis RF RG-58 Davis RF RG-58
Davis RF RG-58 CU - 50 OHM Coax 500 FT
Our price: $169.00
Sale Price: $163.00
Savings: $6.00
Davis RF RG-58 CU - 50 OHM Coax 750 FT
Our price: $253.50
Sale Price: $245.50
Savings: $8.00
RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft RG-58 - 50 ohm, Black PVC .195" Jacket, Polyethylene Dielectric, #20 Stranded, tinned copper Conductor, 96% tinned copper braid Shield, 66% Velocity of Propagation, and a Capacitance of 30.5 pf/ft