Coaxial Cables


CAL 70

 

Construction

Inner conductor Plain copper 7x0.40mm
Dielectric Foam PE Φ4.95±0.10mm
Outer conductor(shield1) Aluminium+polyester+Aluminium tape
Shield coverage 100%
Outer conductor(shield2) Tinned copper 96x0.15mm
Shield coverage 71%
Sheath BluePVC Φ7.00±0.10mm

 

Electrical & Mechanical Characteristics

Nominal capacitance 53pF/m
Velocity of propagation 84%
Insulation resistance >5000Mohm.Km
Inner conductor resistance 20.5Ohm/Km
Outer conductor resistance 13.5Ohm/Km
Operating temperature range -25°C-+80°C
Copper weight 24.6Kg/Km
Cable weight(approx.) 56.25Kg/Km
Screening effectiveness >85dB

 

Attenuation

Frequency(MHz) Attenuation(dB/100m) Attenuation(dB/100ft)
50 4.4 1.34
230 9.5 2.9
470 13.7 4.18
860 19.2 5.85
1000 21 6.4
1350 24.7 7.53
1500 26.6 8.11
1750 28.7 8.75
2150 32.4 9.88
2400 34.7 10.58

 

Return Loss

30-470MHz >30dB
470-860MHz >26dB
860-2400MHz >22dB