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Davis RF RG-8U Coaxial Cable – 52 Ohm

This high-performance coaxial cable is ideal for HF and VHF amateur radio applications. Davis RF’s RG-8U offers dependable signal transfer with low loss and robust shielding. Trusted by ham radio operators for its quality and durability.

Key Specifications:

  • Impedance: 52 Ohms
  • Capacitance: 25.0 pF/ft (approx.)
  • Velocity of Propagation: 66%
  • Center Conductor: 13 AWG stranded bare copper (7/.0296")
  • Dielectric: Solid Polyethylene (PE)
  • Dielectric Diameter: 0.285"
  • Shielding: 95% tinned copper braid
  • Jacket: UV-resistant black PVC
  • Overall Diameter: Approx. 0.405"
  • Weight: ~0.065 lbs per foot
  • Temperature Range: -40°C to +80°C
  • UV Resistance: Yes

Typical Attenuation (Loss per 100 feet):

  • 1 MHz: 0.3 dB
  • 10 MHz: 1.0 dB
  • 50 MHz: 2.5 dB
  • 100 MHz: 3.7 dB
  • 400 MHz: 7.7 dB

Power Handling (CW, Approx.):

  • 2000W @ 30 MHz
  • 1000W @ 150 MHz

Common Uses:

  • HF & VHF antenna feedlines
  • Base station coax
  • Repeater jumpers
  • Long cable runs where strength and durability matter
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Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U
RG8U - 52 ohm, , "Sold By The Foot" Just enter the total number of feet needed in the Qty Box RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity
Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U
Davis RF - RG-8U 52 OHM Coax 100 FT
Our price: $145.20
Sale Price: $139.70
Savings: $5.50

(1)
Davis RF - RG-8U 52 OHM Coax 125 FT
Our price: $181.50
Sale Price: $174.62
Savings: $6.88
Davis RF - RG-8U 52 OHM Coax 150 FT
Our price: $217.80
Sale Price: $209.55
Savings: $8.25

(1)
RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity
Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U
Davis RF - RG-8U 52 OHM Coax 225 FT
Our price: $326.70
Sale Price: $314.33
Savings: $12.37
Davis RF - RG-8U 52 OHM Coax 250 FT
Our price: $363.00
Sale Price: $349.25
Savings: $13.75
RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity
Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U Davis RF - RG-8U
Davis RF - RG-8U 52 OHM Coax 500 FT
Our price: $726.00
Sale Price: $707.44
Savings: $18.56
RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity
Davis RF - RG-8U
Davis RF - RG-8U 52 OHM Coax 1000 FT
Our price: $1,419.00
Sale Price: $1,397.00
Savings: $22.00
RG 8/U - 50-57 OHM Coax - 13 AWG 7/21 Bare Copper; Gas Injected Foamed PE; Bare Copper Braid 97% Cov; Black PVC Jacket; .405" NOM OD; 82% Velocity