As a professional manufacturer integrating R&D, manufacturing, testing, sales, and technical support services, JiuJiang Ingiant Technology Co., Ltd., founded in December 2014 and located in Jiujiang National Level Economic and Technological Development Zone, has been committed to solving technical challenges in rotary conduction across various fields. Among its diverse range of products, the RF rotary joint (also known as RF slip ring or microwave rotary joint) stands out as a key offering, embodying the company’s philosophy of “customer-centered, quality-based, innovation-driven”.
Product Function
INGIANT’s RF rotary joint is a specialized device designed to transmit radio frequency (RF) signals between rotating and fixed parts. Its core function is to ensure the continuity and stability of high-frequency electrical signals during mechanical rotation, making it indispensable in scenarios requiring reliable signal transmission within the radio frequency range. This capability is backed by the company’s strong technical foundation, which includes 58 technical patents (46 utility models and 12 inventions) in slip rings and rotary joints, ensuring the product’s performance and reliability.
The product features a coaxial contact design that provides an ultra-wide bandwidth with no cut-off frequency, enabling seamless signal transmission across a broad spectrum. Additionally, its multi-contact structure effectively reduces relative jitter, enhancing signal stability. With a compact overall size and plug-and-use design, the connector is easy to install, catering to the practical needs of various applications.
Parameter Range
INGIANT’s RF rotary joints offer a comprehensive range of parameters to meet diverse application requirements, supported by the company’s complete mechanical processing equipment, including CNC processing centers, and strict inspection standards adhering to national military standards and quality management systems.
- Frequency Range: Specifically engineered for RF signal transmission, the highest frequency can reach 40GHz. For example, the HS-1RJ-003 model covers a frequency range of DC-40GHz, while other models like HS-1RJ-001 (DC-8GHz) and HS-1RJ-002 (DC-18GHz) provide options for different frequency needs.
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- Channels: The product line includes models with varying numbers of channels. There are single-channel options such as HS-1RJ-001, HS-1RJ-002, and HS-1RJ-003, as well as multi-channel models like HS-2RJ-001, HS-2RJ-002, HS-2RJ-003 (2 channels), and HS-3RJ-001 (3 channels).
- Interface Type: Common interface types include TYPE-N (e.g., HS-1RJ-001) and SMF-f(50Ω) (e.g., HS-1RJ-002, HS-1RJ-003, and most multi-channel models).
- VSWR (Voltage Standing Wave Ratio): Values vary by model. HS-1RJ-001 has a VSWR of 1.3; HS-1RJ-002 is 1.4; HS-1RJ-003 features 1.4@DC-18GHz, [email protected], and [email protected]. For 2-channel models, HS-2RJ-001 has 1.3/1.6, HS-2RJ-002 is 1.2/1.5, and HS-2RJ-003 is 1.35/1.5.
- Average Power: The HS-1RJ-003 model offers 5W@DC-1GHz, 2W@10-18GHz, and 1W@18-40GHz, demonstrating adaptability to different power requirements across frequency bands.
- Insertion Loss: HS-1RJ-003 exhibits 0.5dB@DC-18GHz, [email protected], and [email protected], ensuring minimal signal attenuation.
- Operating Speed: For instance, the HS-1RJ-003 model supports a working speed range of 0-200rpm, suitable for various rotating application scenarios.
- Customizable Parameters: Leveraging its strong R&D capabilities, INGIANT offers customization options including rated current and voltage, rated rotating speed, operating temperature, number of channels, housing material and color, dimensions, dedicated wire, wire exit direction, wire length, and terminal type, ensuring the product meets specific customer needs.
Application Fields
INGIANT’s RF rotary joints are widely applied in both military and civilian fields, serving as a reliable solution in high-end automation equipment and various rotating conduction scenarios.
In military applications, they are extensively used in radar systems (including various military radars and radar antennas), missiles, ship-borne satellite communication devices, vehicle-borne satellite communication equipment, and submarine operation systems. These applications demand stable signal transmission under rigorous conditions, and INGIANT’s products, with their compliance to military standards, have made it a long-term designated qualified supplier for numerous military units and research institutes.
In civilian fields, the products find application in satellite vehicles, emergency rescue command vehicles, high-end robots, rotating turrets on vehicles, remote control systems, medical systems, video surveillance systems, packaging machinery, wind power generators, turntables, engineering machinery, mining equipment, and port machinery. For example, in video surveillance systems, the rotating part of the camera relies on the RF rotary joint to transmit high-frequency signals stably to the fixed part, ensuring clear and continuous monitoring. In wind power generators, it facilitates reliable signal transmission during the rotation of components, contributing to efficient operation.
With its commitment to high-quality products and considerate services, INGIANT continues to drive innovation in RF rotary joint technology, providing advanced solutions for the automation industry’s rotating conduction needs.
Post time: Aug-12-2025