|
JX-412 Series
Physical
Dimensions
|
Component |
JX-412B
(mm) |
JX-412L
(mm) |
JX-412T
(mm) |
|
Center Conductor |
2.26
|
2.26
|
2.26
|
|
Dielectric |
9.20
|
9.20
|
9.20
|
|
Outer Conductor |
10.07
|
10.00
|
10.30
|
|
Outer Conductor Thickness |
--
|
--
|
0.60
|
|
Jacket |
12.30
|
12.30
|
12.30
|
|
Jacket Wall Thickness |
1.10
|
1.15
|
1.05
|
|
Messenger |
2.77
|
2.77
|
2.77
|
Mechanical Characteristics
|
Minimum Bending Radius (Jacket) |
|
JX-412B |
6.0in. |
15cm |
|
JX-412L |
6.0in. |
25cm |
|
JX-412T |
6.0in. |
25cm |
|
Minimum Breaking Strength of Messenger
|
|
1800lbs. 816kgf |
|
Dielectric Adhesion
|
>20N/5cm |
Electrical Characteristics
|
Capacitance |
50±3.0 nf/km |
|
Impedance |
75±2.5 ohms |
|
Velocity of Propagation |
87% |
|
Shielding Effectiveness |
JX-412B JX-412L JX-412T
55MHz ≥ 60dB 85dB 100dB
300MHz ≥ 60dB 85dB 100dB
1000MHz ≥ 60dB 85dB 100dB |
|
Return Loss (100% swept) |
JX-412B JX-412L JX-412T
1～470MHz ≥ 22dB 20dB 22dB
470～1000MHz ≥ 20dB 18dB 20dB |
Attenuation (20șC,≤dB/100m)
|
Frequency (MHz)
|
JX-412B
|
JX412-L
|
JX-412T
|
|
5
|
0.66
|
0.66
|
0.66
|
|
55
|
2.10
|
2.10
|
2.10
|
|
211
|
4.43
|
4.43
|
4.43
|
|
250
|
4.80
|
4.80
|
4.80
|
|
270
|
4.99
|
4.99
|
4.99
|
|
300
|
5.35
|
5.35
|
5.35
|
|
325
|
5.58
|
5.58
|
5.58
|
|
350
|
5.84
|
5.84
|
5.84
|
|
400
|
6.24
|
6.24
|
6.24
|
|
450
|
6.73
|
6.73
|
6.73
|
|
500
|
7.06
|
7.06
|
7.06
|
|
550
|
7.39
|
7.39
|
7.39
|
|
600
|
7.75
|
7.75
|
7.75
|
|
750
|
8.70
|
8.10
|
8.10
|
|
865
|
9.32
|
9.32
|
9.32
|
|
1000
|
10.10
|
10.10
|
10.10
|
Notes:
1. Nominal copper thickness for CCA (kg/km):10% CCA
2. The braiding coverage must be above 80% if you select
braiding shield.
|
