406-512 MHz 6-Cavities 350W UHF duplexer
*Available in 132-174 MHz, 746-960 MHz

SKU: DPXH40651256 Category:

The Lamatel 4-inch 6-cavity base station duplexer for the 406-512 MHz frequency range is a state-of-the-art, high-power filtering device designed for robust and dependable radio frequency (RF) communications. With its 350W continuous input power capability, this duplexer is exceptionally suited for high-power applications and installations requiring close frequency separation.

  1. High Power Handling: This duplexer is engineered to manage up to 350W of continuous input power, making it ideal for high-power and demanding communication setups.
  2. Ultra-Low Insertion Loss: With an impressively low insertion loss of 1.2 dB, signal degradation is minimal, ensuring efficient operation.
  3. Superior Channel Isolation: Offering a remarkable 100 dB of channel isolation, this unit is perfect for scenarios requiring highly isolated transmit and receive frequencies.
  4. Excellent VSWR: With a Voltage Standing Wave Ratio (VSWR) of 1.22:1, you can expect minimal signal reflection and ideal impedance matching, ensuring the reliable performance of your RF system.
  5. Field Adjustable Loops: The field-adjustable loops provide customization of selectivity, enabling you to tailor the frequency response to your specific requirements.
  6. Temperature Stability: Each cavity is temperature-compensated to guarantee consistent operation within a temperature range of -40ºC to +60ºC.
  7. Premium Construction: The unit features a gold alodine finish on each cavity, along with silver-plated loops and tuning rods, offering optimal electrical performance and long-term durability.
  8. N-Female Connectors: The standard N-Female connectors ensure widespread compatibility with a variety of RF equipment and cabling.
  9. Minimum Channel Spacing: The device supports a minimum channel spacing of 0.5 MHz, providing flexibility in frequency planning.
  10. Additional Configuration Options: If your application demands even higher isolation levels, an 8-cavity configuration is also available.

This duplexer is exceptionally well-suited for use in two-way radio systems, base stations, repeaters, and any other RF communications requiring high power, close frequency separation, and high isolation. The unit can also function as an effective pre-selector in RF systems.

In addition to the 406-512 MHz version, this duplexer also comes in 132-174 MHz and 746-960 MHz options, allowing you to choose the most appropriate unit for your specific operational needs. Overall, the Lamatel 4-inch 6-cavity base station duplexer for the 406-512 MHz frequency range provides a blend of performance, reliability, and adaptability, making it an outstanding choice for any high-power RF communication system.

Additional information



Frequency Range


Channel spacing



6 Cavities

Tuning Required


Power Rating



N Female



Insertion Loss


Channel Isolation





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