QR 540 coaxial cable with messenger

1) Construction

Center Conductor:

3.15±0.01mm CU/CCA

Dielectric:

13.03±0.1mmFoam PE

Out Conductor:

13.72mm Al tube

Jacket:

15.49±0.1mm PE

Jelly/APD

Per Customer’ Special Requirement

2) Characteristics

Sparker Test:

4000VAC

Impedance:

75±3 Ohm

Capacitance:

50±3pF/m

Velocity of Propagation:

88%

Return Loss:

20dB min (30-470MHz)

20dB min (470-1000MHz)

Attenuation

[@68o F. (20o C.)]

Frequency (MHz)

Maximum (dB/100 ft.)

Maximum (dB/100 m)

5

0.14

0.46

55

0.47

1.54

250

1.03

3.38

450

1.4

4.59

550

1.56

5.12

750

1.85

6.07

865

2

6.56

1000

2.17

7.12