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Cable construction RFA 1 1/4″-50
Structurally, the RFA 1 1/4″ cable consists of:
- center conductor: copper tube with a diameter of 13 mm
- dielectric: foamed polyethylene with a diameter of 32.2 mm
- outer conductor: corrugated copper tube with a diameter of 35.8 mm
- black polyethylene, halogen-free, UV-resistant
Electrical characteristics of cable RFA 1 1/4″-50
Wave impedance: 50±1 ohm
Linear capacitance: 75 pF/m
Relative speed: 88%
Shortening factor: 1.1
Maximum frequency: 3500 MHz
Peak operating RF voltage: 4,6 kV
Peak operating power: 211,2 kW
DC resistance:
- inner conductor: 0,74 Ohm / km
- outer conductor: 0,65 Ohm / km
RFA 1 1/4″-50 frequency response
| Frequency, MHz | Attenuation, dB/100m | power, kWt |
| 174 | 1,10 | 9,2 |
| 450 | 1,83 | 5,5 |
| 800 | 2,53 | 3,9 |
| 900 | 2,70 | 3,7 |
| 1800 | 4,03 | 2,5 |
| 2000 | 4,29 | 2,3 |
| 2400 | 4,79 | 2,1 |
| 3300 | 5,81 | 1,7 |
Mechanical characteristics of cable RFA 1 1/4″-50
Linear weight: 0.89 kg/m
Minimum bending radius, single: 200 mm
Minimum bending radius, repeatable: 350 mm
Operating temperature range: -55…+80° C
Damage resistance: 2,6 kg/mm
Bending moment: 48,7 Nm
Recommended distance between mounts: 1,5 m
Weight and dimensions of the drum:
| Type of cable | Cable length on drum | Drum outside diameter | Drum width | Empty drum weight | Cable drum weight |
| RFA 1 1/4″ | 600 m | 204 см | 74 см | 157 kg | 735 kg |
1 1/4″ NKRFA11400 coaxial cable specification
Instructions for transporting and storing coaxial cable 1 1/4″ NKRFA11400
Drum Passport Sample with Individual Factory Testing Parameters NKRFA11400
N type connector
TNC type connector
Sanych -
For a long time I was looking for a coaxial cable that would meet all the requirements that the boss had. It turned out to please, so now I will be a regular client of Celtec and I will be happy to recommend to friends! Yes, and the managers here are sensible and friendly, they found everything in 5 minutes.