Coaxial Cables

M17/6-RG 12 (RG12A/U)

Construction

Coaxial Cables

Inner conductor Tinned copper 7x0.40mm
Dielectric Lowdensity PE Φ7.25±0.18mm
Outer conductor(shield1) Plain copper 192x0.18mm
Shieldcoverage 97%
Innersheath PVC Φ10.3±0.18mm
Outer conductor(shield2) Zinc-platedsteel wire(FE-ZN) 144x0.24mm
Shield coverage 85%
Outer sheath PVC or LSZH Φ14.30±0.20mm

 

Electrical & Mechanical Characteristics

Impedance 75±5Ohm
Nominal capacitance 67pF/m
Velocity of propagation 66%
Insulation resistance >2000Mohm.Km
Inner conductor resistance 20.5Ohm/Km
Outer conductor resistance 4.5Ohm/Km
Test/Operatig Voltage(max) 8.0KV/5.0KV
Operating temperature range -30°C-+70°C
Copper weight 57Kg/Km
Cable weight(approx.) 298.5Kg/Km
Screening effectiveness >70dB

 

Attenuation

Frequency(MHz) Attenuation(dB/100m) Attenuation(dB/100ft)
50 4.2 1.28
100 6.2 1.89
200 9.3 2.84
400 13.8 4.21
500 15.5 4.73
600 17.1 5.21
860 21.1 6.43
1000 23.4 7.13

 

Return Loss

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