Equipments
Contact us
18892429          77058588         dm007@dumei.cn
Radio Frequency Corrugated Copper tube Coaxial Cables(50ohms)
Category: Communication cable  Publish Time: 2010-04-03 14:51 
50 ohms corrugated coaxial cables series have wide applications in antenna feeder systems as follows:land mobile and cellular radio;earth station antenna jumper cables;Jumpers for equipments room and antenna connection;Military data links;VLF,AM and FM radio broadcast systems; point-to-point terrestrial microwave;Airborne and shipboard radar systems; Tactical,restoration and portable communication systems;And others.
Conctruction

Item

1-5/8”

1-1/4”

7/8”

5/8”

1/2”

3/8”

7/8”S

1/2”S

1/4”S

Inner Conductor（mm）

17.30

13.10

9.05

7.05

4.80

3.15

9.35

3.60

1.91

Braid Shield（mm）

46.50

35.80

24.90

19.80

13.80

9.50

24.90

12.20

6.40

Jacket（mm）

50.00

39.40

27.50

22.20

15.80

11.20

27.00

13.60

7.60
Mechanical Characteristics

Minimum Bending Radius（mm）

Single Bending

300

200

120

90

70

50

80

25

25

Repeated Bending

510

380

250

200

125

95

125

30

30

Mobile Application

900

700

500

450

350

300

400

200

200
Electrical Characteristics

DC Resisitance≦
（Ω/km）(20℃)

Inner conductor

0.83

0.72

1.05

0.49

1.48

3.48

2.70

2.69

9.80

Outer conductor

0.52

0.62

1.18

1.37

1.90

2.85

1.19

3.28

6.50

Capacitance (pF/m)

76

75

75

76

76

75

74

82

79

Impedance(Ω)

50±1

Velocity Ratio(%)

88

89

89

89

88

88

88

84

84
Attenuation(@20℃)

Attenuation（20℃）(dB/100m)Max

100MHz

0.67

0.83

1.19

1.55

2.17

3.42

1.30

3.41

5.89

200MHz

0.98

1.20

1.72

2.24

3.10

4.90

1.87

4.91

8.41

300MHz

1.22

1.50

2.13

2.78

3.83

6.06

2.32

6.09

10.40

450MHz

1.53

1.87

2.65

3.46

4.75

7.51

2.88

7.59

12.80

800MHz

2.13

2.59

3.63

4.75

6.46

10.20

3.94

10.40

17.40

900MHz

2.29

2.77

3.88

5.07

6.87

10.90

4.22

11.20

18.40

1000MHz

2.43

2.94

4.12

5.38

7.28

11.60

4.46

11.80

19.6

1500MHz

3.11

3.73

5.18

6.78

9.09

14.40

5.60

14.90

24.3

1800MHz

3.47

4.16

5.75

7.54

10.10

16.00

6.21

16.60

26.9

2000MHz

3.71

4.43

6.11

8.02

10.70

17.00

6.59

17.60

28.5

2500MHz

4.27

5.08

6.95

9.15

12.10

19.30

7.50

19.20

32.1

3000MHz

/

5.68

7.76

10.20

13.40

21.40

8.35

22.40

35.6

Mean Power Rating(kw)（Ambient Temperature 40℃ inner Conductor 80℃）

100MHz

16.400

11.700

7.560

5.140

3.490

2.240

6.620

3.080

1.230

300MHz

9.010

6.520

4.240

2.870

1.970

1.260

3.720

1.720

0.701

450MHz

7.180

5.220

3.410

2.310

1.590

1.020

2.990

1.380

0.567

800MHz

5.150

3.780

2.480

1.680

1.170

0.748

2.190

1.010

0.419

1000MHz

4.520

3.320

2.190

1.480

1.040

0.663

1.940

0.889

0.372

1500MHz

3.540

2.620

1.740

1.180

0.833

0.530

1.540

0.705

0.299

1800MHz

3.170

2.350

1.570

1.060

0.753

0.479

1.390

0.634

0.271

2000MHz

2.960

2.210

1.480

0.996

0.710

0.451

1.310

0.597

0.256

2500MHz

2.580

1.920

1.300

0.868

0.627

0.400

1.150

0.525

0.226

3000MHz

/

1.720

1.160

0.783

0.565

0.358

1.040

0.469

0.204

VSWR Max

0.01GHz-3GHz

1.20

820MHz-960MHz

1.10

1.7GHz-1.9GHz

2.1GHz-2.2GHz