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The BNC male connector, RG58 cable RF connector
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The BNC male connector, RG58 cable RF connector

1.Frequency:0~6GHz
2.Impedance: 50Ω
3.VSWR:≤1.35
  • KS-C30011

  • keesun

  • KS-C30011

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In the world of radio frequency (RF) and data communication, the reliability of a connection can make or break a system. From professional video studios and broadcast setups to laboratory test equipment and industrial monitoring systems, a secure, low-loss connection is paramount. At the heart of these critical applications lies a seemingly simple yet meticulously engineered component: the BNC male connector. This product description focuses on our high-quality BNC male connector, specifically designed for use with the ubiquitous RG58 coaxial cable, offering a robust and dependable solution that meets the rigorous standards of modern communication platforms, including those adhering to Google's stringent quality benchmarks.

Our BNC male RG58 RF connector is more than just a piece of hardware; it is a testament to precision engineering and material excellence. It represents a commitment to delivering superior signal integrity, durability, and ease of use, all packaged in a design that has been a trusted industry standard for decades. This connector provides a stable and secure interface, minimizing signal loss and interference, which is crucial for maintaining the performance of your valuable equipment and ensuring the accuracy of your data transmission.

Unmatched Quality and Technical Specifications

Our BNC male connector is designed to be the definitive choice for professionals who demand the best. Its construction and technical specifications are tailored to provide optimal performance and long-term reliability.

Precision-Machined Brass Body:

The connector’s body is crafted from high-grade brass, a material chosen for its excellent conductivity and corrosion resistance. This ensures that the connector maintains its structural integrity and electrical performance even after years of use in various environmental conditions. The precise machining guarantees a perfect fit, providing a secure and stable connection that resists vibration and accidental disconnections.

Gold-Plated Center Pin:

The heart of any RF connector is its contact pin. Ours features a gold-plated center pin, which is essential for maintaining a low-resistance connection. Gold is an inert metal, meaning it won’t oxidize or tarnish, ensuring consistent and reliable signal transfer over time. This is particularly important for high-frequency applications where even minor resistance changes can lead to significant signal degradation.

RG58 Cable Compatibility:

This connector is explicitly designed for RG58 coaxial cable. The internal dimensions and clamp mechanism are engineered for a perfect fit, ensuring the shield is properly terminated and the center conductor is securely held. This precise compatibility simplifies the assembly process, reduces the risk of improper installation, and guarantees maximum performance from the cable and connector pairing.

Bayonet Coupling Mechanism:

The BNC connector's signature bayonet coupling mechanism is a key feature. This design allows for quick, tool-free connections and disconnections. A simple quarter-turn twist provides a positive locking action, creating a secure interface that will not come loose. This makes it ideal for applications where equipment is frequently reconfigured or moved, such as in broadcast studios or mobile test setups.

Impedance Matching:

Our connectors are designed to maintain a 50-ohm impedance, matching the characteristic impedance of RG58 coaxial cable. This careful impedance matching is critical for preventing signal reflections (Return Loss), which can lead to signal degradation and power loss in the transmission line. By ensuring a seamless electrical transition from the cable to the connected device, our connector helps preserve signal quality, which is essential for accurate data and video transmission.

Versatile Applications and Usage Scenarios


The reliability and robust design of our BNC male RG58 RF connector make it suitable for an extensive range of professional and industrial applications.

1. Test and Measurement Equipment:

In laboratory and field environments, test equipment such as oscilloscopes, signal generators, and spectrum analyzers rely on BNC connectors for their input/output ports. Our connector provides the low-loss, high-fidelity connection needed for precise measurements, ensuring the accuracy and integrity of your test data.

2. Video and Broadcast Systems:

The BNC connector is the industry standard for professional video signals, including SDI (Serial Digital Interface) and analog composite video. Our connectors ensure a secure and stable connection for video cameras, monitors, switchers, and routers, preventing signal interruptions and maintaining high-quality video transmission in studio and live event settings.

3. Communication and Antenna Systems:

For applications involving low-power RF communication, such as radio transceivers, antenna systems, and amateur radio setups, the BNC connector is widely used. Our connector provides a reliable interface for connecting antennas and other RF components, ensuring minimal signal loss and maximum transmission efficiency.

4. Security and Surveillance:

In surveillance systems, BNC connectors are used to connect cameras to digital video recorders (DVRs) or monitors. The secure bayonet lock prevents cables from being easily pulled out, ensuring continuous video feed and system reliability.

5. Industrial Automation and Monitoring:

In industrial settings, our BNC connector can be used for connecting sensors and control equipment, ensuring reliable data transmission in environments with vibration or potential for accidental disconnections.

The Advantage of Choosing Our RF Connector

When you select our BNC male RG58 RF connector, you are choosing a product that has been engineered to meet the highest standards of performance and reliability. We understand that in complex systems, the smallest component can have the biggest impact. Our commitment to using superior materials, precise manufacturing techniques, and rigorous quality control ensures that every connector we produce delivers a consistent and dependable connection.

For professionals who value signal integrity and demand components that can withstand the rigors of daily use, our BNC male RG58 RF connector is the clear choice. It is a reliable partner in your communication and data transmission infrastructure.

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Shenzhen Keesun Technology Co.,Ltd was founded in Aug of 2012, a high-tech enterprise specializing in various types of antenna and network cable manufacturing.

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