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Coaxial Cables : An Overview
Posted: Sep 05, 2014
Coaxial Cables are a type of eclectic cables that are used to transmit high frequency signals. Coaxial Cables are applied in areas where heavy transmission happens such as Nuclear Reactors, Microwave Transmission, Satellite Guidance, Radar, CCTV, Computers etc. These cables are high in density and sturdy. Coaxial Cables are appropriate if strengthening of signals is demanded. They are named coaxial as the outer shield shares geometrical axis with the inner conductor. Due to the coaxial technology used it becomes easier to achieve this feat.
While buying Coaxial Cables check certain parameters like:
- Design : Make sure you ask the manufactures or suppliers about the various designs they offer. Design is what determines the functioning. Every design performs different function. They are made of varies dimensions and materials to serve varied purposes. It is important to know the components used as well. In addition, look at the details of the process involved in making the cables you are choosing.
- Conductor : They can be made of Silver Coated Copper, Plain Copper and Copper Coated Aluminum etc. The main component remains copper.
- Insulation : Only premium insulation materials must be used in these Coaxial Cables. The signal wires are covered by the insulation material made of polyethylene, foam and teflon in form of wrappers that are dielectric in nature.
- Thickness : Different task require Coaxial Cables of different thickness of cables. Thicker cables are more efficient.
- Shielding : The material covers the insulation is called shielding. Sometimes shielding is not required. However, in case it is needed, if you request the insulated core will be coated with mesh or aluminium.
- Sheath : PVC (Poly Vinyl Chloride) is applied outside of the wire. Color can be of your choice. It is the outer most layer used to protect signals being transferred from physical disturbances and intrusions.
Another important point to keep in mind while purchasing Coaxial Cable is, do not confuse them with shielding cables that are used for low frequency transmission. Also, Coaxial Cables are ideal for carrying weak signals as they are good at fending of electromagnetic fields.
Once you have made up your mind look for reputed and trusted manufactures and suppliers only. You can do a market research if the need arises. Always choose Manufacturers that deliver good quality and long lasting cables. Price is a major factor too. There are suppliers who sell Coaxial Cables at very reasonable rates. It is better to visit the websites of various suppliers and weigh the options they provide.
K M Cables & Conductors Manufacturer, Exporter and Supplier of Electrical Cables, Insulated Multicore Cables, Ptfe Insulated Cables etc.