Air Cable SDY-75-17-3
Low attenuation & VSWR transmission line used for mobile communication system, microwave relay communication, satellite earth station, radar etc.
- Product Introduction
SDY-75-17-3 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 |
Physical Dimensions
| Inner Conductor | Copper Tube | 4.55mm |
| Dielectric | PE Strip | 15.5mm |
| Outer Conductor | Helix Corrugated Copper Tube | 19.8mm |
| Jacket | PE | 23.0mm |
| Cable Weight | 505kg/km | |
| Minimum Bending Radius, Single | 80mm | |
| Minimum Bending Radius, Multiple | 250mm | |
| Permissible Temperature Range, Installation | -40℃～+60℃ | |
| Permissible Temperature Range, Operation | -45℃～+85℃ | |
Electrical Characteristics
|
Impedance |
75Ω±2Ω |
|
|
Velocity |
94% |
|
|
Maximum Operating Frequence |
3.5GHz |
|
|
Cut Off Frequence |
7.3GHz |
|
|
Peak Power Rating |
26kW |
|
|
DC Breakdown Voltage |
2.0kV |
|
| DC- Resistance |
Inner Conductor |
1.54Ω/km |
|
Outer Conductor |
0.73Ω/km |
|
|
Capacitance |
47pF/m |
|
Attenuation & Average Power Ratings
|
Frequency |
Attenuation |
Average Power Rating |
|
MHz |
dB/100m |
kW |
|
87 |
1.52 |
3.5 |
|
108 |
1.71 |
3.2 |
|
200 |
2.32 |
2.3 |
|
300 |
2.86 |
1.86 |
|
400 |
3.32 |
1.62 |
|
500 |
3.74 |
1.44 |
|
600 |
4.13 |
1.3 |
|
700 |
4.50 |
1.22 |
|
800 |
4.85 |
1.14 |
| 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 |
||||||||
| L27 type export | L52Q-J(K)151 | ||||||||
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