RG 11URM (URM 57)

 

Construction :

  • Inner conductor Plain copper 1.15 mm
    Dielectric Low density PE Φ7.25 ± 0.18 mm
    Outer conductor (shield) Plain copper 192 x 0.18 mm
    Shield coverage   97%
    Sheath PVC or LSZH Φ10.3 ± 0.18 mm
  •  

Electrical & Mechanical Characteristics :

  • Impedance 75±5 Ohm
    Nominal capacitance 67 pF/m
    Velocity of propagation 66%
    Insulation resistance >2000 Mohm.Km
    Inner conductor resistance 16.6 Ohm/Km
    Outer conductor resistance 4.5 Ohm/Km
    Operating temperature range -30 °C - +70 °C
    Copper weight 58.3 Kg/Km
    Cable weight (approx.) 146.7 Kg/Km
    Screening effectiveness >55 dB

Attenuation :

  • Frequency(MHz) Attenuation (dB/100 m) Attenuation (dB/100ft)
    50 3.8 1.16
    100 5.5 1.68
    200 8.2 2.50
    400 12.0 3.66
    500 13.6 4.15
    600 15.0 4.57
    860 18.8 5.73
    1000 20.7 6.31

Return Loss :

  • 30-300 MHz >30dB
    300-600 MHz >27dB
    600-900 MHz >25dB