HDF200 (RG58/U) HDF300 HDF400 (RG8/U)
Inner Conductor O.D. 1.12 mm (0.044 in) Solid
Copper, 17.59
/km, 5.37

/kft
1.90 mm (0.075 in) Solid
Copper, 9.80
/km, 3.00

/kft
2.77 mm (0.109 in)
Copper-clad
Dielectric O.D. 2.95 mm (0.116 in)
Closed-cell PE
4.70 mm (0.185 in)
Closed-cell PE
7.24 mm (0.285 in)
Closed-cell PE
Outer Conductor O.D. 3.66 mm (0.144 in)
Sealed Al./Mylar/AI. +
Tinned Copper Braid
85%, 16.03
/km, 4.90

/kft
5.70 mm (0.224 in)
Sealed Al./Mylar/AI. +
Tinned Copper Braid
96%, 6.50
/km, 1.99

/kft
8.13 mm (0.320 in)
Sealed Al./Mylar/AI. +
Tinned Copper Braid
85%, 5.41
/km, 1.65

/kft
Standard Jacket 4.95 mm (0.195 in) Black
PVC
7.30 mm (0.287 in) Clear -
Trans. PVC
10.3 mm (0.405 in) Black
PVC
Weight kg/m 0.037 0.075 0.108
Nominal Impedance 50
50
50

Nominal Velocity of
Propagation
83% 85% 85%
Capacitance 80.4 pF/m , 24.5 pF/ft 79.4 pF/m , 24.2 pF/ft 78.4 pF/m , 24.0 pF/ft