RF Waveguide Filter & Duplexer

Waveguide Filter of DwaveTech are designed by applying high Q powder to withstand high power and our products have low insertion loss. The filter can be manufactured in various forms, so customers can order in the desired size. It also offers the technology to design high frequencies, small size, low cost, and excellent electrical characteristics.

✅ Performance:

  • – High Reliability
    – Available frequency range : ~100GHz(Microwave & Millimeter wave)
    – Excellent Temperature Stability(-30 ~ +85°C)
    – High “Q” with less insertion loss
    – Available waveguide sizes(WR42 to WR12)

📡 Waveguide Filters 

A waveguide filter is a high-frequency RF filter that uses hollow metallic structures (waveguides) to guide and control electromagnetic waves. Instead of using wires or PCB traces, waveguide filters manipulate RF energy through air-filled cavities or channels, offering very low loss and high power handling, especially at microwave and millimeter-wave frequencies.

 

📐 Key Features:

  • Frequency Range: Typically 1 GHz to 100+ GHz

  • Low Insertion Loss: Ideal for high-efficiency systems

  • High Power Handling: Often used in radar and satellite applications

  • Extremely Sharp Filtering: High Q-factor due to air dielectric

  • Physical Construction: Hollow rectangular or circular metallic tubes with resonant cavities

  • Customizable Designs: Iris, E-plane, H-plane, and dielectric-loaded types


📦 Applications:

  • Satellite ground stations

  • Military radar and missile systems

  • Microwave relay stations

  • High-frequency EMI suppression

 

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