TNC Male to SMA Female Adapter

Description

The TNC Male to SMA Female Adapter is a specialized “between-series” RF component designed to provide a high-reliability transition between the vibration-resistant TNC standard and the precision SMA interface. It features a TNC Plug (Male) on one side, utilizing a rugged threaded coupling nut and center pin, and an SMA Jack (Female) on the other, featuring a standard fine-threaded external interface and internal socket.

This adapter is indispensable for engineers and technicians who need to connect SMA male-terminated cables or antennas to TNC female ports found on ruggedized equipment such as avionics, tactical radios, and outdoor wireless base stations. The TNC side provides a secure, threaded connection that excels in high-vibration environments, while the SMA side maintains the compact, precision microwave performance required for modern RF systems. Constructed with a heavy-duty nickel-plated brass body and PTFE (Teflon) insulation, it ensures exceptional signal integrity and low VSWR up to 11 GHz, bridging the gap between field-grade hardware and precision instrumentation.

Key Technical Advantages

• Rugged-to-Precision Bridge: Enables the direct connection of high-precision SMA cables to heavy-duty TNC infrastructure without the need for flexible jumpers.

• Vibration-Proof Connectivity: The threaded TNC male interface ensures a secure, stable link that resists loosening due to mechanical shock or movement in mobile applications.

• Superior RF Shielding: The solid brass construction and precision machining provide a continuous ground path, ensuring maximum protection against EMI and RFI interference.

• Precision-Machined Threads: Features high-quality threading on both interfaces to ensure smooth, secure connections and prevent port damage during high-frequency use.

• Maximum Conductivity: High-purity gold or silver plating on the internal center contact pin and socket ensures ultra-low contact resistance and superior protection against oxidation.

Key Features

• TNC Male to SMA Female Interface: Consists of a TNC Plug (with center pin and threaded coupling nut) and an SMA Jack (with socket and external threads).

• Nickel-Plated Brass Construction: Offers superior corrosion resistance and professional-grade durability for indoor and outdoor RF environments.

• Premium PTFE Dielectric: Provides high thermal stability and maintains a constant dielectric constant across its frequency range.

• Industrial Durability: Rated for at least 500 mating cycles, ensuring long-term reliability in laboratory, industrial, and tactical settings.

• Precision 50 Ohm Match: Specifically engineered to match standard high-performance wireless communication and microwave test instrumentation.

Technical Summary