China supplier solid types of underground coaxial cables lmr400

1) Construction

Center Conductor:

2.74±0.01mm BC

Dielectric:

7.24±0.1mm Foam PE

Shield:

AL FOIL+TC BRAIDING

Braid Coverage:

45%-90% 

Jacket:

10.29±0.1mm PVC/PE

Jelly/APD

Per Customer’ Special Requirement

2) Characteristics

Sparker Test:

4000VAC

Impedance:

50±2 Ohm

Capacitance:

84±3pF/m

Velocity of Propagation:

85%

Return Loss:

20dB min (5-1000MHz)

Attenuation

[@68o F. (20o C.)]

Frequency (MHz)

Maximum (dB/100 ft.)

Maximum (dB/100 m)

50

0.9

2.95

150

1.5

4.92

300

2.19

7.2

450

2.7

8.86

500

2.84

9.39

960

4.03

13.22

1500

5.1

16.73

2000

6.0

19.68

2500

6.8

22.31

5800

10.8

35.5