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Hangzhou DF Cable Co., Ltd. 

Tel:0086-571 -58602888

Fax :0086-571 -58602999

Mobile: 0086-13968038182

E-mail:dfcable@hzdfcable.com

Address: Qingshan Industry Zone Lin'an city,Hangzhou ,China

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7/8" RF Coaxial Cable
7/8" RF Coaxial Cable

CONSTRUCTION

Item

Diameter(mm)

Material

Inner conductor

9.0

Copper Tube

Insulation

22.1

Foamed polyethylene

Outer conductor

25.0

Annular corrugated copper tube

Jacket

28.0

Polyethylene


ELECTRICAL CHARACTERISTICS

Item 

Specification

Remarks

Characteristic impedance

50±1Ω

 

Velocity

88%

 

Minimum Insulation resistance

5000MΩ.km

DC 500V 1min

Capacitance

76 pF/m

 

Dielectric strength

10000V

DC 500V 1min

Peak power rating

90kW

 

RF peak voltage

3200 V

 

VSWR typical value

1.15

10M-3000MHz

 

1.10

800M-1000MHz

 

1.10

1700M-2000MHz

 

1.10

2100M-2400MHz


ATTENUATION & AVERAGE POWER RATING

Frequency Mhz 

Attenuation(dB/100m)

Average power(kw)

10

0.34

28

100

1.18

8.69

150

1.46

7.07

200

1.71

6.06

300

2.12

4.88

450

2.64

3.92

500

2.79

3.71

700

3.34

3.05

800

3.61

2.86

900

3.85

2.68

1000

4.08

2.53

1500

5.13

2.01

1700

5.50

1.87

1800

5.69

1.81

1900

5.87

1.73

2000

6.04

1.70

2100

6.21

1.65

2200

6.38

1.61

2400

6.75

1.52

2500

6.87

1.48

2700

7.18

1.42

3000

7.65

1.34

3400

8.30

1.23

4000

9.16

1.11

5000

10.50

0.97


HANICAL CHARACTERISTICS

Item 

Specification

Remarks

Dynamic minimum bending radius

250 mm

Repeated 15 times

Static iminimum Bending radius

110 mm

Single bend

Tensile strength

1800 N

 

Cable weight

550 kg/km

 

 

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