Coaxial Cables > TELESCOPE CABLES
50 ohms Radiating
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| |
1-5/8" |
1-1/4" |
7/8" |
1/2" |
3/8" |
| Physical
Dimensions |
| Inner Conductor |
Material |
| Diameter (mm) |
|
Corrugated Cu-tube |
Smooth Cu-tube |
CCA |
| 17.30 |
13.10 |
9.10 |
4.83 |
3.12 |
| Dieelectric |
Diameter (mm) |
|
43.50 |
33.30 |
22.70 |
12.30 |
8.00 |
| Outer Conductor |
Diameter (mm) |
|
46.50 |
35.80 |
24.90 |
13.80 |
9.53 |
| Jacket |
Thickness |
| Diameter (mm) |
|
1.75 |
1.80 |
1.55 |
1.10 |
0.85 |
| 50.00 |
39.40 |
28.00 |
16.00 |
11.70 |
| Mechanical Characterstics |
| Min. Bending Radius (mm) |
508 |
380 |
254 |
125 |
95 |
| Max. Pulling Strength (N) |
4550 |
6780 |
1470 |
1130 |
1130 |
| Electrical Characterstics |
(20o) (ohms) /km
DC Resistance |
Inner Conductor |
| Outer Conductor |
|
0.69 |
0.72 |
0.93 |
1.48 |
3.48 |
| 0.36 |
0.54 |
1.10 |
2.20 |
3.30 |
| Nominal Capacitance (pF/m) |
|
|
76 |
|
|
| Characterstic Impedance(ohms) |
|
|
50 ± 2 |
|
|
| Velocity Rate (%) |
|
|
88 |
|
|
| Attenuation (20o) |
150Mhz |
| 450Mhz |
|
1.10 |
1.30 |
1.80 |
3.30 |
4.90 |
| 2.00 |
2.80 |
3.60 |
6.60 |
8.50 |
|
3.30 |
4.30 |
5.30 |
9.50 |
12.10 |
| 4.60 |
5.90 |
7.50 |
13.10 |
17.40 |
Mean Power Rating (Kw)
(Ambient Temperature 40oC, Inner Conductor 80o) |
150Mhz |
| 450Mhz |
| 900Mhz |
| 1700Mhz |
|
10.80 |
7.50 |
4.30 |
1.50 |
0.92 |
| 5.90 |
4.10 |
2.40 |
0.85 |
0.51 |
| 3.90 |
2.80 |
1.60 |
0.58 |
0.35 |
| 2.70 |
1.90 |
1.10 |
0.40 |
0.24 |
Coupling Loss
(6m)
(dB + 10dB) |
150Mhz |
| 450Mhz |
| 900Mhz |
| 1700Mhz |
|
61 |
59 |
58 |
58 |
56 |
| 68 |
66 |
63 |
63 |
61 |
| 72 |
71 |
69 |
68 |
68 |
| 77 |
73 |
72 |
73 |
74 |
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<=1.30 |
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Design By Relemac Team -