Description
The BNC Tee-Type Adapter (Male-Male-Female) is a precision RF component designed to branch a signal or create a series connection between two male-terminated components and one female-terminated component. Precision-machined to maintain signal integrity up to 4 GHz, this adapter is ideal for high-performance applications such as digital clock distribution, RF signal monitoring, and high-frequency data acquisition.
The adapter features a Nickel-Plated Brass body for superior durability and shielding, with Gold-Plated center contacts on all ports to ensure maximum signal conductivity and minimal contact resistance. The configuration includes two BNC Male plugs with classic bayonet “quick-lock” coupling and one BNC Female jack. This specific M-M-F layout is frequently used to interconnect two female-mounted instruments while providing a monitoring port for a standard BNC male-terminated cable, or to bridge two separate cable segments onto a single instrument input.
Key Technical Advantages
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High-Frequency Stability: Rated for operation from DC to 4 GHz, providing superior VSWR performance and lower insertion loss compared to standard commercial-grade BNC adapters.
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Specialized M-M-F Layout: Eliminates the need for multiple gender changers when bridging two female ports to a male cable, streamlining high-density test manifolds.
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Low Signal Distortion: Utilizes high-grade PTFE (Teflon) insulators to maintain a consistent 50 Ohm impedance, critical for preventing signal reflections in high-speed digital systems.
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Rugged Construction: The nickel-plated brass exterior offers excellent corrosion resistance and mechanical resilience for heavy-duty lab and field use.
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Gold-Plated Signal Path: Precision gold plating on all center pins and sockets ensures reliable, oxidation-free electrical contact through at least 500 mating cycles.
Key Features
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Adapter Type: Tee-Type (T-Shape).
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Interface: 2x BNC Male (Plug) and 1x BNC Female (Jack).
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Impedance: 50 Ohm.
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Body Material: Brass (Nickel Plated).
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Contact Material: Phosphor Bronze or Brass (Gold Plated).
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Insulator: PTFE (Teflon).
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Common Applications: Multi-instrument synchronization, RF signal splitting, oscilloscope “bridge” measurements, and high-frequency telecommunications testing.
Technical Summary
| Parameter | Specification (Typical) |
| Impedance | 50 Ohm |
| Frequency Range | DC to 4 GHz |
| VSWR | ≤ 1.30 @ 4 GHz |
| Working Voltage | 500 V RMS |
| Insulation Resistance | ≥ 5000 MΩ |
| Mating Cycles | ≥ 500 Cycles |
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