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Help CenterAluminum Tube Trunk Cables, QR412JCAM CATV Trunk Cable For Duplex Transmission Network
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Certification:CE, ISO9000,ISO14001,RoSH,Certificate of Network access of Broadcast equipment, State Administration
Aluminum Tube Trunk Cables, QR412JCAM CATV Trunk Cable For Duplex Transmission Network
Product description:
Inner conductor is high quality copper clad aluminum (CCA).Dielectric core is made of insulating grade virgin polyethylene; welded aluminum sheet as shield, and medium density PE is for outer jacket material.
|
Physical dimensions |
||
|
component |
inches |
mm |
|
Inner conductor |
0.089 |
2.26 |
|
Diameter over dielectric |
0.362 |
9.19 |
|
Diameter over outer conductor |
0.3858 |
9.80 |
|
Outer conductor thickness |
0.024 |
0.305 |
|
Diameter over jacket |
0.475 |
12.07 |
|
messenger |
0.109 |
2.77 |
Mechanical performance:
Minimum bending radius: 6.0 inches/15.2cm
Maximum pulling tension: 150lbs /68kgf
Electrical characteristics:
Capacitance: 15.3±1.0pt/ft.(55±3.0nf/km)
Impedance: 75±2 ohms
Velocity of propagation: 87% nominal
Nominal DC loop resistance@68OF: 2.57 ohms/1000ft (8.43 ohms/km)
Attenuation@ 68OF(20oC):
|
@Frequency MHZ |
dB/100ft. (MAX.) |
dB/100 meters(MAX.) |
|
5MHZ |
0.20 |
0.65 |
|
55MHZ |
0.69 |
2.26 |
|
83MHZ |
0.86 |
2.82 |
|
211MHZ |
1.41 |
4.62 |
|
250MHZ |
1.54 |
5.05 |
|
300MHZ |
1.70 |
5.57 |
|
350MHZ |
1.87 |
6.13 |
|
400MHZ |
1.97 |
6.46 |
|
450MHZ |
2.11 |
6.92 |
|
500MHZ |
2.24 |
7.34 |
|
550MHZ |
2.35 |
7.71 |
|
600MHZ |
2.47 |
8.10 |
|
750MHZ |
2.78 |
9.12 |
|
865MHZ |
3.01 |
9.87 |
Competitive Advantage:
The trunk cable has excellent electrical performance and outstanding transmission reliabilities. Frequency is from 5MHz to 1000MHz, it provides reliable transmission and anti-interference effectiveness for duplex transmission network. Libo cable was established in 1994,it is subsidiary of Libo group which is one of the 500 largest private enterprises in China. Libo cable has a stable workforce and engineering team, the trunk cable is with short lead-time and stable high quality. Production and testing procedures strictly follow requirements of ISO9000, and ISO14000.
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