Antenna Systems & Solutions, Inc. is pleased to present the following trunk cable: X-412, JX-500
and JX-540 series. Among them, the JX-412 and JX-500
series have braiding type, longitudinal lapping type,
and seamless aluminum tube type as conductor. They are
applied to HFC networks as trunk cable and distribution
cable. If you have any questions or would like to place an order, please feel free to contact us or send us an Email.
JX-540 Series
Physical
Dimensions
Component |
JX-540B
(mm) |
JX-540L
(mm) |
JX-540T
(mm) |
Center Conductor |
3.15 |
3.15 |
3.15 |
Dielectric |
13.00 |
13.00 |
13.00 |
| Outer Conductor |
13.87 |
13.75 |
14.40 |
Outer Conductor Thickness |
-- |
-- |
0.70 |
Jacket |
15.90 |
15.90 |
15.90 |
Jacket Wall Thickness |
1.00 |
1.00 |
0.75 |
| Messenger |
2.77 |
2.77 |
2.77 |
Mechanical Characteristics
| Minimum Bending
Radius (Jacket) |
| JX-540B |
6.0in. |
16cm |
| JX-540L |
6.0in. |
32cm |
| JX-540T |
4.0in. |
32cm |
| Minimum Breaking
Strength of Messenger |
| |
1800lbs. |
816kgf |
| Dielectric
Adhesion |
>20N/5cm |
Electrical Characteristics
| Capacitance |
50±3.0 nf/km |
| Impedance |
75±2.0 ohms |
| Velocity of
Propagation |
88% |
| Shielding
Effectiveness |
| |
JX-540B |
JX-540L |
JX-540T |
| 55MHz |
≥60dB |
≥85dB |
≥100dB |
| 300MHz |
≥70dB |
≥90dB |
≥110dB |
| 1000MHz |
≥70dB |
≥90dB |
≥110dB |
| Return Loss (100%
swept) |
| 1～470MHz |
≥22dB |
≥20dB |
≥22dB |
| 470～1000MHz |
≥20dB |
≥18dB |
≥20dB |
Attenuation (20ºC,≤dB/100m)
Frequency (MHz) |
JX-540B |
JX540-L |
JX-540T |
5 |
0.46 |
0.46 |
0.46 |
55 |
1.54 |
1.54 |
1.54 |
211 |
3.12 |
3.12 |
3.12 |
250 |
3.38 |
3.38 |
3.38 |
270 |
3.51 |
3.51 |
3.51 |
300 |
3.71 |
3.71 |
3.71 |
325 |
3.87 |
3.87 |
3.87 |
350 |
4.03 |
4.03 |
4.03 |
400 |
4.33 |
4.33 |
4.33 |
450 |
4.59 |
4.59 |
4.59 |
500 |
4.89 |
4.89 |
4.89 |
550 |
5.12 |
5.12 |
5.12 |
600 |
5.38 |
5.38 |
5.38 |
750 |
6.07 |
6.07 |
6.07 |
865 |
6.56 |
6.56 |
6.56 |
1000 |
7.12 |
7.12 |
7.12 |
Notes:
1. Nominal copper thickness for CCA (kg/km):10% CCA
2. The braiding coverage must be above 80% if you select
braiding shield.
Construction and Material
Type Designation
| Construction |
Material |
| Center Conductor |
Bare copper or copper clad aluminum (BC or CCA) |
| Dielectric |
Foamed PE (FPE) |
| Outer Conductor |
|
| Braiding Type
|
1st Shield |
Bonded or no-bonded aluminum foil (AL foil) |
| 2nd Shield |
Aluminum alloy or tinned copper (AA or TC) |
| Longitudinal Laping Type |
Aluminum polyester laminated tape (AP tape) |
| Tube Type |
Seamless aluminum tube (SAT) |
| Flooding |
Flooding compound (APD) |
| Jacket |
PE or PVC |
| Messenger |
Galvanized steel |
|
Packing Information
412 & 500: |
325m or 500m or 750m or 1000m plywood drum |
540: |
500m or 750m plywood drum |
|
If you need a custom cable assembly, please contact us or send us an Email. We look forward to your challenge! |
