Coaxial Cables

RG 400 LL

Construction

RG 400 LL

Inner conductor Plain copper 2.62 mm
Dielectric Gas injected foam PE Φ7.20±0.10mm
Outer conductor (shield 1) Aluminium+polyester+Al tape
Shield coverage 100%
Outer conductor (shield 2) Tinned copper 128 x 0.15mm
Shield coverage 70%
Tape Non-migrating tape h.27mm
Sheath PVC or LSZH Φ10.30±0.18mm

Electrical & Mechanical Characteristics

Impedance :50±3 Ohm

Nominal capacitance :80 pF/m

Velocity of propagation :84%

Insulation resistance :>5000 Mohm.Km

Inner conductor resistance :3.2 Ohm/Km

Outer conductor resistance :7.5 Ohm/Km

Operating temperature range :-40 °C - +75 °C

Copper weight :71.0 Kg/Km

Cable weight (approx.) :122.1 Kg/Km

Screening effectiveness :>85 dB

Attenuation

Frequency(MHz) Attenuation (dB/100 m) Attenuation (dB/100ft)
50 2.5 0.76
100 3.6 1.1
400 7.9 2.41
600 10.1 3.08
860 12.1 3.69
1000 13.2 4.02
1750 18.7 5.7
2400 22.2 6.77

Return Loss

30-300 MHz >29dB
300-600 MHz >26dB
600-900 MHz >24dB