Air Cable SDY-50-80（3-1/8"）
Low attenuation & VSWR transmission line used for mobile communication system, microwave relay communication, satellite earth station, radar etc.
- Product Introduction
SDY-50-80(3-1/8") Air Dielectric Cable
Low attenuation & VSWR transmission line used for mobile communication system, microwave relay communication, satellite earth station, radar etc.
VSWR
|
550kHz～1600kHz |
≤1.06 |
|
87MHz～108MHz |
≤1.08 |
|
1CH～12CH channel |
≤1.10 |
|
13CH～24CH channel |
≤1.12 |
|
25CH～68CH channel |
≤1.13 |
Physical Dimensions
| Inner Conductor | Helix Corrugated Copper Tube | 34.7mm |
| Dielectric | PE Strip | 75.2mm |
| Outer Conductor | Helix Corrugated Copper Tube | 85.4mm |
| Jacket | PE | 91.0mm |
| Cable Weight | 3538kg/km | |
| Minimum Bending Radius, Single | 380mm | |
| Minimum Bending Radius, Multiple | 1100mm | |
| Permissible Temperature Range, Installation | -40℃～+60℃ | |
| Permissible Temperature Range, Operation | -45℃～+85℃ | |
Electrical Characteristics
|
Impedance |
50Ω±0.5Ω |
|
|
Velocity |
96% |
|
|
Maximum Operating Frequence |
1.55GHz |
|
|
Cut Off Frequence |
1.66GHz |
|
|
Peak Power Rating |
940kW |
|
|
DC Breakdown Voltage |
9.7kV |
|
| DC- Resistance |
Inner Conductor |
0.40Ω/km |
|
Outer Conductor |
0.12Ω/km |
|
|
Capacitance |
70pF/m |
|
Attenuation & Average Power Ratings
|
Frequency |
Attenuation |
Average Power Rating |
|
MHz |
dB/100m |
kW |
|
0.5 |
0.025 |
790.0 |
|
1 |
0.035 |
560.0 |
|
1.6 |
0.044 |
440.0 |
|
3 |
0.060 |
320.0 |
|
6 |
0.086 |
227.0 |
|
10 |
0.111 |
176.0 |
|
20 |
0.158 |
124.0 |
|
30 |
0.193 |
80.0 |
|
87 |
0.345 |
44.7 |
|
100 |
0.370 |
43.0 |
|
108 |
0.384 |
41.0 |
|
200 |
0.520 |
30.0 |
|
300 |
0.645 |
24.1 |
|
400 |
0.753 |
20.6 |
|
500 |
0.850 |
18.5 |
|
600 |
0.942 |
16.6 |
|
700 |
1.028 |
15.2 |
|
800 |
1.110 |
14.4 |
|
900 |
1.188 |
13.4 |
|
1000 |
1.260 |
12.7 |
| Standard Conditions: For attenuation: VSWR 1.0, cable temperature 20℃(68°F),atmospheric pressure, dry air. For average power: VSWR1.0, ambient temperature 40℃(104°F),inner conductor temperature 200℃(392°F), atmospheric pressure, dry air, no solar loading. |
||
Attn: Practical operating power rating depends on the ambient environment and conditions.
Connectors
|
Connector Type |
Part Number |
||||||||
| EIA Flange type export | F110Q-J(K)137 | ||||||||
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