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Help CenterAnti-Interference QR412JCA Trunk Cable, Trunk Cable for CATV Network
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Certification:CE, ISO9000,ISO14001,RoSH,Certificate of Network access of Broadcast equipment, State Administration
Anti-Interference QR412JCA Trunk Cable, CommScope RF Trunk Coaxial Cable For CATV Network
Description & Specifications:
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 used for 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 |
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 |
Applications:
QR412 JCA trunk cable’s outer conductor is high quality electric aluminum sheet, this trunk cable is used as main cable and distribution cable for CATV network, such as base station and equipment cabinets. It is applicable in transmission of single and duplex analog signals and as well as duplex digital signals. The trunk cable is also widely used in HFC duplex transmission network.
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 larg
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