3-1/8" air-insulation coaxial cable
Corrugated copper outer conductor
Black PE jacket, outdoor application
PROSE air-insulation coaxial cables are designed for broadcast TV and radio systems. They feature low attenuation, low VSWR, high power capacity and stable performance, ideal for signal transmission between transmitters, antennas and feed systems.
| Inner conductor material | Corrugated copper tube | |
| Dielectric material | PTFE spacer | |
| Outer conductor material | Corrugated copper tube | |
| Jacket material | PE, Black, Halogen free | |
| Nominal size | 3-1/8" | |
| Inner conductor OD. | Ø 34.7 mm | |
| Dielectric OD. | Ø 75.2 mm | |
| Outer conductor OD. | Ø 85.4 mm | |
| Jacket OD. | Ø 91.0 mm | |
| UV resistance | UL 1581 or IEC 60068-2-5 | |
| Nominal impedance | 50 Ω | |
| Relative velocity of propagation | 96 % | |
| Capacitance | 70 pF/m | |
| Maximum operating frequency | 1.55 GHz | |
| Peak power rating | 940 kW | |
| Min. insulation resistance | 10000 MΩ·km | |
| DC breakdown voltage | 9.7 kV | |
| Min. Bending radius (single) | 380 mm | |
| Min. Bending radius (repeated) | 1100 mm | |
| Number of bends, Minimum | 15 | |
| Installation temperature | -40°C to +60°C | |
| Operating temperature | -40°C to +85°C | |
| RoHS | Compliance | |
| Attenuation, Ambient temperature (VSWR 1.0) | 20°C | |
| Average power, Ambient temperature (VSWR 1.0) | 40°C | |
| Average power, Inner conductor temperature | 115°C | |
| VSWR | 550 - 1600kHz | ≤1.06 | |
| 87 - 108MHz | ≤1.08 | ||
| 470 - 862MHz | ≤1.10 | ||
|
Frequency (MHz)
|
Attenuation (dB/
|
Average Power (kW)
|
|
2
|
0.05
|
300.0
|
|
88
|
0.34
|
58.3
|
|
108
|
0.38
|
52.5
|
|
174
|
0.48
|
41.1
|
|
200
|
0.52
|
38.3
|
|
450
|
0.81
|
25.4
|
|
500
|
0.86
|
24.1
|
|
600
|
0.95
|
22.0
|
|
700
|
1.03
|
20.4
|
|
800
|
1.11
|
19.1
|
|
*Maximum attenuation value shall be 105% of the nominal attenuation value.
|
||

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