As a professional manufacturer of RF connectors, we are pleased to recommend our BNC-J2 RF coaxial connector. Manufactured in strict accordance with industry standards, this product is designed to provide stable and reliable connectivity solutions for a wide range of RF signal transmission applications. Below are the detailed specifications for this product:
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Products Description
The BNC Male Connector Model J2 is a bayonet-locking RF coaxial connector featuring a male pin structure, engineered for low-loss and high-fidelity RF signal transmission. It provides quick mating and unmating capabilities, ensuring a secure connection with high resistance to vibration. As a professional manufacturer, we produce the BNC Male Connector Model J2 utilizing precision machining processes and adhering to strict quality control standards to guarantee consistent performance and reliability.
Working Principle
The BNC Male Connector Model J2 operates based on coaxial transmission line theory and a mechanical bayonet locking mechanism:
- Inner Conductor Contact: The center pin mates with a female socket to establish electrical continuity.
- Outer Conductor Shielding: Precision-machined metal shells provide 360° EMI shielding.
- Mechanical Locking: The bayonet coupling nut is rotated approximately 1/4 turn to lock internal pins into corresponding slots, securing the connection.
Product Structure
The physical construction of the BNC Male Connector Model J2 comprises the following key components:
- Outer Conductor (Shell): Constructed from brass with nickel plating to provide structural support and effective EMI shielding.
- Inner Conductor (Pin): Manufactured from high-conductivity copper with gold plating to ensure low contact resistance and reliable signal transfer.
- Dielectric Insulator: Made of PTFE material to maintain a constant characteristic impedance across the operating frequency range.
- Bayonet Locking Mechanism: Features a coupling nut with internal pins designed for quick and secure mechanical engagement.
Technical Specifications
The BNC Male Connector Model J2 is designed to meet the following electrical and mechanical parameters:
| Contact resistance |
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Center contact |
≤1.5mΩ |
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Outer Contact |
≤1mΩ |
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Insulation resistance |
≥5000 MΩ |
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Center conductor retention force |
≥0.57N |
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Engagement force |
≤20N |
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Disengagement force |
≥445N |
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Insertion Loss |
0.2 dB/3 GHz |
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Shielding Efficiency |
≥55dB/3GHz |
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Durability(matings) |
≥500次(cycles) |
Application Fields
The BNC Male Connector Model J2 connector is suitable for a wide range of professional RF applications:
- Test & Measurement Instruments: Oscilloscopes, spectrum analyzers, and signal generators.
- Communication & Base Station Systems: 4G/5G macro base stations, DAS, and radio repeaters.
- Broadcast & Television Equipment: Professional cameras, switchers, and HD-SDI video links.
- Security Surveillance Systems: Analog and HD coaxial CCTV camera outputs.
Usage Precautions
To ensure optimal performance and longevity, observe the following operational guidelines:
- Impedance Matching: Do not mix 50Ω and 75Ω versions, as this will cause signal reflection.
- Proper Operation: Always hold the coupling nut when mating or unmating; never pull the cable directly.
- Contact Cleaning: Inspect and clean the pin and dielectric surfaces before connection to prevent signal degradation.
- Torque Control: Apply moderate force until an audible click or noticeable mechanical resistance is felt.
- Cable Termination: Strictly follow specified stripping dimensions and crimping or soldering procedures.
Product Certifications
Our manufacturing processes and products comply with international industry standards:
- Environmental Compliance: RoHS and REACH certified.
- Quality Management: Manufactured in an ISO9001 certified facility.
- Industry Standards: Compliant with IEC 60169-8 and MIL-C-39012.
- Testing: Vibration testing performed per MIL-STD-202; 48-hour neutral salt spray testing completed.
Packaging & Delivery
We offer flexible packaging and efficient delivery schedules to meet project requirements:
- Packaging: Connectors are packed in individual anti-static bags, placed in reinforced corrugated cartons with cushioning. Custom pallet packaging is available upon request.
- Standard Lead Time: 1-3 working days for regular stock items.
- Custom Lead Time: Approximately 15 working days for special specifications or large-volume orders.
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