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Views: 2 Author: Site Editor Publish Time: 2026-02-10 Origin: Site
It is the RG213 Antenna Feeder Cable that procurement managers always choose when they need to find antenna feed cords for mission-critical uses. This heavy-duty coaxial cable keeps signals very strong with very little loss. It is the main component of solid communication systems in the business, military, and aerospace fields. RG213 has become the standard for applications that need to handle high voltages and work consistently in tough conditions thanks to its strong 50-ohm impedance design and better shielding effectiveness.
The RG213 coaxial cable is the result of decades of technical progress and was made to meet the unique needs of professional RF applications. This line works great in places where signal integrity can't be affected and works the same way across a wide frequency range.
The advanced way that RG213 is built is what makes it so reliable. The cable has a stranded bare copper conductor that is
made up of seven separate strands. This gives it more freedom than solid-core options while still providing great conductivity. This stranded design works especially well in setups that need to be moved around a lot or are subject to shaking.
The insulating material is made of solid polyethylene (PE), which keeps its electrical properties fixed even when the temperature changes. This strong building makes sure that the speed of transmission stays the same at 66%, which is important for keeping phase relationships in complex antenna systems. The dielectric's width is about 0.285 inches, which is the right distance apart for the 50-ohm resistance characteristic.
In professional settings, electromagnetic interference (EMI) security must be very good, and RG213's bare copper braid shielding meets that need. With coverage of more than 95%, this shielding design successfully blocks interference from outside sources and stops signal leakage that could damage sensitive equipment nearby.
The bare copper construction is more resistant to corrosion than metal options. This is especially important for marine and outdoor systems that are subject to constant problems from the environment. This strong shielding stays effective for as long as the cable is in use, making sure that the data quality stays the same.
The RG213 Antenna Feeder Cable works effectively in temperatures ranging from -40°C to +85°C, so it can be used in both cold and warm environments. The normal jacket is made of non-contaminating PVC (Class IIA), which is specially made to stop the movement of plasticizers that could weaken electrical performance over time.
Some important electricity requirements are:
· Fault: 50 ohms (±2 ohms)
· 101 pF/m of capacitance
· 5000V is the highest power level
· Loss of return: -21 dB
· Speed of propagation: 66%
These requirements make sure that RG213 meets strict military standards while also being reliable enough for business use.
When making a purchase choice, people often have to look at more than one cable option, each with its own pros and cons. Knowing how RG213 stacks up against other options helps tech teams make smart decisions based on the needs of the project.
RG58 cables are smaller and cost less per foot, which makes them a good choice for jobs that need to stay within a budget. However, RG213's larger diameter makes it much better at handling power and reducing signal loss over longer runs. RG58 can handle up to 300 watts of power at VHF frequencies, but RG213 can easily handle over 1000 watts of power in the same situation.
At higher frequencies, the difference in reduction stands out even more. Losses for RG213 are about 2 dB per 100 feet at 100 MHz, while losses for RG58 are about 4 dB per 100 feet. At UHF bands, this performance gap gets even bigger. This makes RG213 the clear choice for uses that need long cable runs.
LMR400 is a new low-loss option that works better than RG213 in terms of pure absorption measures. The LMR400, on the other hand, is more likely to get damaged or wet because it is made of foam insulation. The solid dielectric in RG213 makes it more reliable over time in tough conditions, but it also causes a little more signal loss.
RG8 cables are about the same size as RG213 lines, but their dielectric materials and protection covering are usually not as good. While RG8 versions might be cheaper, RG213's military-grade construction guarantees steady performance in a wide range of situations and for long periods of time.
When looking at the total cost of ownership, the higher price of RG213 often turns out to be worth it because it needs less upkeep and lasts longer. The cable's strong construction means it doesn't need to be replaced as often, and its stable electrical properties mean that the system doesn't need to be troubleshooted or re-calibrated as often.
The proven longevity of RG213 is especially useful for projects that need to work for 15 to 20 years. The cable's ability to withstand UV damage, changing temperatures, and mechanical stress means that it will keep working well even after long deployment periods.
To successfully purchase RG213 Antenna Feed Cable, you need to know what the suppliers can do, what certifications they need, and what customization choices are out there right now. To make sure a project is a success, procurement teams must look at more than just the starting price.
Reputable makers have strict quality control procedures and thorough testing plans. When buying RG213 cables, purchase teams should make sure that the seller meets all military standards, especially MIL-DTL-17 standards. These standards make sure that all production batches have the same electrical performance and physical properties.
Quality standards like ISO 9001 show that a seller is dedicated to managing quality in a planned way. Also, environmental compliance standards like RoHS and REACH make sure that goods meet the latest rules for limiting dangerous substances.
Modern uses often need specific cable lengths, connector types, or jacket materials that are made to fit the needs of the placement. Leading providers offer a wide range of customization options, such as:
· Custom length specs get rid of waste and make fitting easier. Instead of buying standard lengths and throwing away the extra, procurement teams can order the exact lengths that are needed at each work site.
· Specialized clothing materials are made to deal with certain weather problems. Standard PVC jackets work well for most uses, but low-smoke zero-halogen (LSZH) versions are safer in tight areas, and polyethylene coats are better at blocking UV rays for outdoor installations.
· Pre-installing the connector cuts down on the cost of work in the field and provides consistent termination quality. Professional assembly centers use testing and precise tools that aren't available at most construction sites. This makes the connections more reliable.
Price models based on volume and long-term supply deals help big projects. Suppliers usually give big discounts for orders that are bigger than a certain minimum number, which is usually around 3000 meters for custom setups. Multi-year arrangements keep prices stable and make sure that projects don't run out of supplies. Often, these contracts include changes to the specifications, flexible delivery schedules, and expert support services that are useful throughout the lifecycle of a project.
Real-world uses show that RG213 Antenna Feed Cable is flexible enough to be used in a wide range of businesses and tough operational settings. When buying teams understand these use cases, they can find times when RG213's features are most useful.
RG213 is used by defense companies to make tactical communication systems, radar sites, and gear for electronic warfare. Because the cable can keep the signal strong even in harsh conditions, it is essential for mission-critical apps where losing contact could have serious effects. Field-deployable systems gain a lot from how durable RG213 is. The line can handle being set up and taken down many times without losing its electrical performance. Its ability to avoid being crushed and worn down makes it useful in harsh settings where cable protection may not be available.
RG213 is used in broadcasting sites for antenna feed systems, transmitter connections, and links between the studio and the station. The cable's low signal loss keeps the strength of the signal being sent, which increases range while lowering power needs. For base station links and spread antenna systems, telecommunications infrastructure projects use RG213 because it is reliable. The cable's regular resistance properties make sure that signals can travel smoothly through complicated network structures.
RG213 is used in factories for RFID systems, radio data networks, and messaging for process control. Heavy machines and industrial processes can't mess up private data transfers because of the EMI shielding on the cable. The mechanical longevity of RG213 is good for automated material handling systems. Even though it is exposed to vibrations, changes in temperature, and sometimes direct touch with moving equipment, the cable stays connected.
When RG213 is used in a project, it usually pays off in the form of lower upkeep costs, more reliable systems, and longer equipment lifecycles. Stable performance from the cable means less system downtime and less need for frequent recalibration. Because RG213 has low loss, it makes energy use more efficient. Because there is less signal attenuation, emitters can use less power while still providing the necessary range. This saves energy costs over the lifetime of the project.
RG213 Antenna Feed Cable is becoming more and more popular as the best choice for demanding RF uses in the commercial, industrial, and military fields. Its strong build, excellent electrical performance, and proven dependability meet the most important needs of buying workers looking for long-term value. The cable's 50-ohm impedance design, along with its excellent shielding and power-handling abilities, makes sure that the signal stays intact even in tough operating settings. However, RG213 may have higher starting costs than basic options, but its long service life and low upkeep needs make it a much better choice for mission-critical installations.
A: The stranded copper cable and solid polyethylene insulator in RG213 make it very good at handling power, with a maximum voltage of 5000V. The strong design successfully gets rid of the heat that is produced during high-power transfer, which keeps the dielectric from breaking down, which could affect how the system works.
A: Even though LMR400 has less signal loss per foot, RG213 is more durable and resistant to water because it is made of a solid insulator. For long-term applications, RG213's track record in harsh conditions often makes up for the small performance edge of foam dielectric alternatives.
A: Leading makers offer different jacket materials, such as PVC, PE, and LSZH, as well as custom lengths, connectors that are already fitted, and special marking. You can usually choose from black, white, or unique colors to fit the needs of your project.
OTTO CABLE is ready to meet your needs as an RG213 antenna feed cable provider. We have the best knowledge in the business and can make a wide range of products. With decades of experience making RF cables and ISO 9001 and ISO 14000 certifications, we can guarantee that every cable meets the high-quality standards needed for military, aircraft, and business uses. We keep a large stockpile and can produce in a variety of ways, so we can deliver unique cable solutions within 10 to 15 days and handle both small-batch prototyping and big orders of more than 3000 meters. Get in touch with us right away to talk about your project needs and get full technical specs that are made just for your needs.
1. Military Specification MIL-DTL-17: Performance Requirements for Radio Frequency Coaxial Cables and Cable Assemblies.
2. Institute of Electrical and Electronics Engineers Standard 315: Graphic Symbols for Electrical and Electronics Diagrams.
3. International Electrotechnical Commission Standard 61169: Radio Frequency Connectors Performance Standards.
4. Federal Communications Commission Guidelines: Radio Frequency Emission Standards for Commercial Equipment.
5. Society of Cable Telecommunications Engineers Recommended Practices: Coaxial Cable Installation and Maintenance.
6. Telecommunications Industry Association Standard TIA-568: Commercial Building Telecommunications Cabling Standards.