TC-400-BM-75-X BNC Male Straight 75 Ohm TC Connector for LMR-400-75 Coaxial Cable
TC-400-BM-75-X Connector is a high-precision, 75 Ohm BNC Male (plug) connector specifically engineered for the reliable termination of the large, low-loss LMR-400-75 coaxial cable. Crucial for professional broadcast and video systems, this connector is designed for perfect 75 Ohm impedance matching up to 2 GHz, ensuring the highest integrity for digital video signals (SDI, HD-SDI). Part of the trusted TC (Times Crimp) series, it features a traditional solder-on center pin for the most robust electrical connection, making it ideal for stranded center conductors and permanent installations.
Features
- True 75 Ohm Impedance: Crucial for video and broadcast applications, maintaining a VSWR < 1.1:1 up to 2 GHz for minimal signal reflection and pristine image quality.
- LMR-400-75 Optimized: Engineered specifically for the larger LMR-400-75 coaxial cable, maximizing the benefit of its superior low-loss performance over long cable runs.
- BNC Bayonet Coupling: Features the classic quick-connect/disconnect bayonet mechanism, providing a reliable, positive lock with just a quarter-turn.
- Solder Center Pin: Provides the most durable electrical connection, especially suitable for the stranded conductors often found in LMR-400-75, ensuring maximum pull strength and reliability.
- Superior Corrosion Resistance: Finished with Albaloy/Tri-Plate plating (White Bronze), which provides market-leading performance against corrosion and salt fog, enhancing reliability in challenging environments.
- No Braid Trim Design: Simplifies cable prep and ensures consistent, superior performance by eliminating the braid trim step.
Specifications
| Attribute | Detail |
| Connector Style | BNC |
| Gender | Male (Plug) |
| Interface | Straight, Bayonet Coupling |
| Impedance | 75 Ohms |
| Max Frequency (VSWR $\le 1.1:1$) | 2 GHz |
| Compatible Cable Group | LMR-400-75 (and variants) |
| Inner Contact Attach | Solder-on |
| Outer Contact Attach | Crimp |
| Body Finish | Albaloy/White Bronze |
| Center Contact Plating | Gold |
| IP Rating | IP67 (when used with WSB-400 sealing boot) |
| Voltage Rating | 500 V |
Applications
- Broadcast Video: Creating high-integrity jumpers and feeder cables for SDI/HD-SDI video signals in studios and field production.
- CATV & MATV Systems: Head-end and backbone connectivity requiring high-fidelity 75 Ohm signaling.
- Specialized Test Leads: Precision 75 Ohm test and measurement applications.
- Long-Distance CCTV: Maintaining video quality over extended security and surveillance camera runs.
Why Source from Soyuztec Trading LLC?
As the Exclusive Distributor of Times Microwave Systems in the MENA region, Soyuztec Trading LLC ensures:
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Genuine Products: 100% authentic Times Microwave components directly from the manufacturer.
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Local Stock: Immediate availability in Dubai for UAE and GCC customers.
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Expert Support: Technical guidance on cable preparation and tool selection (CST-400 prep tools available).
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Full Solutions: We provide the complete ecosystem from LMR cables to connectors and custom assemblies.


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