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Technical Support

 
ความรู้สนับสนุนด้านเทคนิค


Coaxial Cable Introduction


ความรู้สนับสนุนด้านเทคนิค : Coaxial Cable Introduction

LENSO: Coaxial Cable Introduction



Nowadays, the transmission of telecom, TV
network is increasingly faster, frequency band
becomes wider and wider, while coaxial cable
owing to its wide frequency band, low loss, is
holding an exclusive position in short-distance
transmission. In the past decades, telecom and
TV network have make a remarkable progress
and
satellite televisions are possessed by more and
more families. The demand of coaxial cable is
correspondingly on the steep rise.
Coaxial cable is widely use in cable TV system,
satellite TV system, telecom system and computer
network, and is also used in low frequency analog 
transmission and high-speed digital transmission.
Coaxial cable adopts solid PE, foamed PE, cellular
PE or air-spaced PE as insulation, provided with
features of low loss, wide
frequency band, high
transmission speed, light weight and stable electricity,
etc.
The shield falls into four kinds-single-layered,
double-layered,
three-layered and quad-layered.
The most inner layer is made of aluminum foil or
copper foil as shield, the outer later is made of
one or two braiding layer of bare copper wire,
tinned copper wire, tinned copper wire or
aluminum wire. Multi shield has an excellent
effect, low attenuation,and lowest RF interference
and electromagnetic interference.
JIS and RG standard coaxial cable series of 50 and
75 ohm are both produced by our company, and
manufactured according to customer’s requirement.
AII UL AWM 1354/1365/1478/1792 are under certification.

MATV:
Master Antenna Television.
CATV: Community Antenna Television
CCTV: Closed Circuit Television
Drop Cable: The transmission cable from the distribution
                  cable to a dwelling in a CATV/MATV system.


 

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