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Products Features:
SYV75Ω series Coaxial Cables with Solid polyethylene insulation
Technical note:  
* Impedance of 75Ω 
* Conductor use of single-or multi-stranded bare copper wire
* Solid polyolefin insulation 
* Aluminum foil shield 
* Soft copper or tinning soft copper braided shield
* Appropriate at -25 ℃ ~ -70 ℃ under the conditions of use

Implementation of the standards:GB/T 14864-1993
Specifications No. Model The conductor structure Dielectric Jacket Conductor resistanceΩ/km,20 ℃(max) Insulation resistance(min)Ω/km
Thickness Diameter Thickness Diameter
1 75-2（2.5C-2V) 1/0.40 0.8 2.40±0.13 0.4 4.00±0.20 145 5000
2 75-2（2.5C-2V) 8/0.12 0.8 2.40±0.13 0.4 4.00±0.20 22.6 5000
3 75-3（3C-2V) 1/0.50 1.05 3.00±0.13 0.6 5.10±0.20 91.4 5000
4 75-3（3C-2V) 9/0.15 1.05 3.00±0.13 0.6 5.10±0.20 22.9 5000
5 75-5（5C-2V) 1/0.80 1.7 4.80±0.13 0.7 7.20±0.20 33.4 5000
6 75-5（5C-2V) 12/0.20 1.7 4.80±0.13 0.7 7.20±0.20 48.2 5000
7 75-7（7C-2V) 1/1.15 2.68 7.25±0.13 0.84 10.00±0.20 18.5 5000
8 75-7（7C-2V) 7/0.40 2.64 7.25±0.13 0.84 10.00±0.20 21.2 5000

Attenuation constant:

No. Model ImpedancΩ The attenuation constant at 20℃≤dB/100m
1MHz 5MHz 10MHz 15MHz 20MHz 30MHz 50MHz 100MHz 200MHz
1 75-2（2.5C-2V) 75±3 2.40 5.30 7.30 8.60 9.90 11.80 15.20 20.90 29.80
2 75-3（3C-2V) 75±3 1.90 4.30 5.90 7.00 8.10 9.50 12.40 17.00 24.30
3 75-5（5C-2V) 75±3 1.30 2.80 3.80 4.50 5.20 6.10 8.00 11.00 15.80
4 75-7（7C-2V) 75±3 0.80 1.90 2.60 3.10 3.50 4.20 5.50 7.60 11.00

Electrical capability technical parameters:
No Model dielectric strength of insulation 50Hz 2min KV Jacket's dielectric strength in water KV Jacket spark test voltage KV Rated capacitance Pf / m Shielding attenuation Return Loss
200MHz≥dB VHF≥dB UHF≥dB
1 27-2 2 2 3 67 60 20 18
2 27-3 2 2 3 67 60 20 18
3 27-5 5.5 3 5 67 60 20 18
4 27-7 8 5 8 67 60 20 18


Application: This coaxial cable apply to the analog signal and high-speed digital signal below 1GHz transimission, the signal tranmission in fixed or move wireless communication which adopted the similar technology. TV or Broadcast signal control and relate information transmission. And the cable suitable for using in publical antenna, closed circuit television monitorng system, radio communications, transmission system and useing in internal wiring of unilateralism control or high-frequency machines.

 

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