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Coaxial cables are an essential part of modern communication technology. They are used to transmit signals over long distances with minimal signal loss. The two most commonly used coaxial cables are RG 59 and RG 174. Both of these cables have different specifications, and it is crucial to understand their differences before choosing which one to use.
Coaxial cables are a type of electrical cable that is used to transmit high-frequency signals. They consist of an inner conductor, an insulating layer, a metallic shield, and an outer jacket. The inner conductor is typically made of copper, and the insulating layer is made of a dielectric material. The metallic shield provides protection against external electromagnetic interference, and the outer jacket provides physical protection.
RG 59 is a coaxial cable that has been around since the 1950s. It has a characteristic impedance of 75 ohms and a copper-clad steel center conductor. RG 59 is widely used for analog video transmission, such as in CCTV systems, and for cable television. It has a diameter of 0.242 inches, and the maximum distance it can transmit a signal without significant loss is 500 feet.
RG 174 is a coaxial cable that has a characteristic impedance of 50 ohms and a solid center conductor. It has a diameter of 0.104 inches and is commonly used in applications that require flexibility and low weight. RG 174 is commonly used in GPS systems, remote control systems, and wireless antennas. The maximum distance it can transmit a signal without significant loss is 100 feet.
RG 59 and RG 174 are different in terms of their characteristic impedance, center conductor material, and outer diameter. RG 59 has a characteristic impedance of 75 ohms, while RG 174 has a characteristic impedance of 50 ohms. The center conductor of RG 59 is copper-clad steel, while the center conductor of RG 174 is solid copper. RG 59 has a diameter of 0.242 inches, while RG 174 has a diameter of 0.104 inches.
RG 59 is commonly used in analog video transmission, such as in CCTV systems and cable television. It is also used in high-frequency applications such as radio-frequency identification (RFID) and satellite communications. RG 174 is commonly used in applications that require flexibility and low weight, such as in GPS systems, remote control systems, and wireless antennas.
When choosing a coaxial cable for your application, it is essential to consider several factors. First, you need to know the characteristic impedance of the cable you need. If your system requires 50 ohm impedance, you should choose a cable with 50 ohms impedance, such as RG 174. If your system requires 75 ohm impedance, you should choose a cable with 75 ohms impedance, such as RG 59.
Secondly, you need to consider the center conductor material. Copper-clad steel center conductors, like those found in RG 59, are less flexible than solid copper center conductors, like those found in RG 174. This can be a significant factor in applications that require a lot of movement or bending of the cable.
Finally, you need to consider the diameter of the cable. The larger the diameter of the cable, the more signal loss it will have over distance. If you need to transmit a signal over a long distance, you should choose a cable with a larger diameter, such as RG 59.
One advantage of RG 59 is that it has a larger diameter than RG 174, making it suitable for longer distance transmissions. It is also widely used and readily available, making it easy to find and replace if necessary. However, RG 59 is less flexible than RG 174, which can be a disadvantage in applications that require a lot of movement or bending of the cable. It is also more expensive than RG 174.
One advantage of RG 174 is that it is very flexible and lightweight, making it ideal for applications that require a lot of movement or bending of the cable. It is also less expensive than RG 59. However, RG 174 has a smaller diameter than RG 59, making it less suitable for long distance transmissions. It is also not as widely used as RG 59, making it harder to find and replace if necessary.
In conclusion, RG 59 and RG 174 are both popular coaxial cables used for different applications. RG 59 is suitable for long distance transmissions, while RG 174 is suitable for applications that require flexibility and low weight. When choosing a cable, it is essential to consider the characteristic impedance, center conductor material, and diameter of the cable.
Hangzhou Hongsen Cable Co., Ltd. (Former name: Hangzhou Sanhe Cable Co., Ltd.) was established in 2002, a manufacturer specializes in high performance RF & Microwave Coaxial Cables, mainly serving the defense, military, aerospace, telecommunications, TV/satellite, test and measurement markets.
If you are looking for RG coaxial cable factory, Hongsen will be your good choice.
Below is the details about our RG 59 and RG 174. Just download it. If you want more info, please visit our website https://www.hongsencable.com/ for free quote!!
RG59.pdf 
RG174.pdfHONGSEN CABLE Headquarters
Add: No.1266, Jinxi Road (south), Linglong Industrial zone, Lin An, Hangzhou City, Zhejiang Province, 311300,China
Tel :+86-571-61070668
E-mail: sales@hongsencable.com
