Description
The BNC Male to Mini UHF Female Adapter is a specialized “between-series” RF component designed to bridge standard professional BNC connections with compact Mini UHF interfaces. It features a BNC Plug (Male) on one side, utilizing the classic bayonet locking mechanism for rapid attachment, and a Mini UHF Jack (Female) on the other, featuring a fine-threaded interface designed for space-constrained mobile applications.
This adapter is essential for communications technicians and radio enthusiasts who need to connect Mini UHF-terminated antenna cables (common in Motorola and other mobile radio brands) to BNC-equipped test instruments, scanners, or base station hardware. The precision-machined design ensures a constant 50 Ohm impedance, significantly reducing signal reflections and power loss across VHF and UHF bands. Constructed with a heavy-duty nickel-plated brass body and PTFE (Teflon) insulation, it maintains exceptional signal integrity and low VSWR up to 2.5 GHz. Its rugged construction is optimized for long-term reliability in both mobile vehicle installations and laboratory environments.
Key Technical Advantages
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Compact Interface Conversion: Enables immediate connection between BNC and Mini UHF systems without the need for bulky custom cable transitions.
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Rapid Bayonet Mating: The BNC male side allows for quick and secure locking with a simple quarter-turn, ideal for rapid testing and mobile equipment setups.
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Secure Threaded Connection: The Mini UHF female side provides a fine-threaded port that ensures a stable, high-retention connection for antenna leads.
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Superior RF Shielding: The solid brass construction provides a continuous ground path, ensuring excellent protection against EMI and RFI interference.
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Maximum Conductivity: High-quality plating on the center contact pin and socket ensures low contact resistance and superior corrosion resistance in diverse environments.
Key Features
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BNC Male to Mini UHF Female Interface: Consists of a BNC Plug (with pin) and a Mini UHF Jack (with socket and external threads).
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Miniature Footprint: Optimized for use in tight spaces typical of vehicle dashboards and compact radio chassis.
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Premium PTFE Dielectric: Offers high thermal stability and maintains consistent electrical impedance across its frequency range.
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Industrial Durability: Rated for at least 500 mating cycles, ensuring long-term reliability in professional RF systems.
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Standard 50 Ohm Impedance: Specifically engineered to match standard communication and mobile radio instrumentation.
Technical Summary
| Parameter | Specification |
| Frequency Range | DC ~ 2.5 GHz |
| Impedance | 50 O |
| Body Material | Nickel-Plated Brass |
| Insulator | PTFE (Teflon) |
| Contact Material | Brass / Phosphor Bronze (Gold/Silver Plated) |
| Mating Cycles | = 500 |








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