Air Cable SDY-50-22（7/8"）
Low attenuation & VSWR transmission line used for mobile communication system, microwave relay communication, satellite earth station, radar etc.
- Product Introduction
SDY-50-22(7/8") 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 | Copper Tube | 9.3mm |
| Dielectric | PE Strip | 20.8mm |
| Outer Conductor | Helix Corrugated Copper Tube | 25.2mm |
| Jacket | PE | 29.0mm |
| Cable Weight | 786kg/km | |
| Minimum Bending Radius, Single | 90mm | |
| Minimum Bending Radius, Multiple | 300mm | |
| Permissible Temperature Range, Installation | -40℃～+60℃ | |
| Permissible Temperature Range, Operation | -45℃～+85℃ | |
Electrical Characteristics
|
Impedance |
50Ω±0.5Ω |
|
|
Velocity |
93% |
|
|
Maximum Operating Frequence |
3.0GHz |
|
|
Cut Off Frequence |
6.0GHz |
|
|
Peak Power Rating |
73kW |
|
|
DC Breakdown Voltage |
2.7kV |
|
| DC- Resistance |
Inner Conductor |
0.77Ω/km |
|
Outer Conductor |
0.60Ω/km |
|
|
Capacitance |
71pF/m |
|
Attenuation & Average Power Ratings
|
频率/Frequency |
Attenuation | Average Power Rating |
|
MHz |
dB/100m |
kW |
|
0.5 |
0.081 |
73.00 |
|
1 |
0.115 |
73.00 |
|
1.6 |
0.146 |
68.00 |
|
3 |
0.200 |
50.00 |
|
6 |
0.283 |
35.00 |
|
10 |
0.370 |
27.00 |
|
20 |
0.520 |
19.20 |
|
30 |
0.640 |
12.60 |
|
87 |
1.110 |
7.26 |
|
100 |
1.190 |
6.80 |
|
108 |
1.240 |
6.52 |
|
200 |
1.690 |
4.80 |
|
300 |
2.090 |
3.88 |
|
400 |
2.420 |
3.36 |
|
500 |
2.720 |
2.99 |
|
600 |
3.000 |
2.71 |
|
700 |
3.260 |
2.49 |
|
800 |
3.500 |
2.34 |
|
900 |
3.710 |
2.20 |
|
1000 |
3.900 |
2.08 |
| 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 |
||||||||
| Flange type export | IF45Q-J(K)135 | ||||||||
| N-type export | NQ-J(K)135 | ||||||||
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