Description
The BNC Male to UHF Female Adapter is a versatile “between-series” RF component designed to provide a reliable transition between two popular coupling architectures. It features a BNC Plug (Male) on one side, utilizing the classic bayonet-style quick-lock mechanism, and a UHF Jack (Female/SO-239) on the other, featuring the standard large-diameter threaded interface common in high-power radio equipment.
This adapter is essential for radio operators and technicians who need to connect standard UHF-terminated cables (PL-259) to BNC-equipped instruments such as portable transceivers, frequency counters, or oscilloscopes. The precision-machined body ensures consistent electrical continuity and mechanical fit. Constructed with a heavy-duty nickel-plated brass body and PTFE (Teflon) or high-grade dielectric insulation, it maintains exceptional signal integrity and durability. Its rugged, compact design is built to withstand frequent mating cycles in both mobile radio setups and laboratory environments.
Key Technical Advantages
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Seamless Series Transition: Provides a direct, low-loss conversion between BNC and UHF standards, eliminating the need for intermediate patch cables.
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Rapid Bayonet Mating: The BNC male side allows for instantaneous connection and disconnection with a simple quarter-turn, ideal for rapid testing and portable gear.
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Heavy-Duty Threaded Port: The UHF female side features standard 5/8-24 UNEF threads to ensure a secure, high-strength connection with PL-259 male plugs.
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Superior Mechanical Strength: The solid brass construction provides a durable housing that maintains its physical integrity under the weight of heavy-duty coaxial cables.
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Broad Application Versatility: Perfectly suited for adapting mobile antennas, CB radios, and amateur radio equipment for use with modern BNC-based hardware.
Key Features
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BNC Male to UHF Female Interface: Consists of a BNC Plug (with pin) and a UHF Jack (SO-239 with socket and external threads).
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Compact & Efficient Design: Minimizes mechanical leverage on equipment ports, reducing the risk of damage during cable movement.
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Premium PTFE Dielectric: Offers high thermal stability and maintains consistent electrical isolation for high-power signal transmission.
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Nickel-Plated Brass Body: Provides excellent corrosion resistance and a professional finish for long-term indoor and outdoor use.
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Industrial Durability: Rated for at least 500 mating cycles, ensuring long-term reliability in demanding communications environments.
Technical Summary
| Parameter | Specification |
| Frequency Range | DC ~ 500 MHz |
| Impedance | Non-Constant (Approx. 50 O) |
| Body Material | Nickel-Plated Brass |
| Insulator | PTFE (Teflon) / Polypropylene |
| Contact Material | Brass / Phosphor Bronze (Gold/Silver Plated) |
| Mating Cycles | = 500 |









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