【Multi-hole Waveguide Directional Couplers】40dB High Directmity, Broadwall Multi-hole Waveguide Directional Couplers

Dolph Microwave manufactures waveguide multi-hole directional couplers in a variety of configurations, covering a full frequency range with multiple flange and coaxial connector types. This single arm broadwall directional coupler covers the full waveguide frequency and is available in either aluminum or copper/brass construction. Dual arm broadwall multi-hole directional couplers are also available. Models are available with standard coupling values of 3db, 6db, 10db, 20db or 30db. Pressure sealed broadwall multi-hole directional couplers are also available for microwave applications that require sealed systems. Following is the WR90 broadwall multi hole directional couplers for microwave calibration kits applications and photo after finished produce and test curve. Higher performance on request.

WR90 Broadwall Directional Coupler

• Model：DH-100WC20PPPA (WR90)
• Frequency Range：8.20-12.40 GHz
• Coupling：20±1 dB
• Main Line VSWR：≤1.08:1
• Sec. Line VSWR：≤1.15:1
• Directivity ≥40 dB
• Port Style：3 Waveguide Ports
• Flange：FBP100
• Material：Al
• Surface Treatment：Conductive Oxidation
• Surface Coating：Black Paint
• Size：250*42*42 mm

WR90-Directional-Coupler_VSWR

WR90-Directional-Coupler_Directivity

WR90-Directional-Coupler_Coupling

Main Feature

1. Porous design: Unique porous structure achieves efficient signal coupling and distribution.
2. Directional performance: Provide precise signal distribution to ensure high-quality signal transmission and reliability.
3. Wide frequency range: Applicable to multiple frequency bands, providing flexible application options.
4. High-precision manufacturing: The manufacturing process is precisely controlled to ensure the stability and reliability of the coupler.
5. Low loss: Minimize signal loss and ensure efficient energy transmission.

Application areas

• Wireless communication system: used in distributed antenna systems and microwave links.
• Radar technology: Achieve precise distribution and processing of signals in radar systems.
• Astronomy research: Used for radio telescope and microwave astronomy research.

Applicable environment

• Scientific research laboratory: Provide precise waveguide signal distribution solutions for scientific researchers.
• Communication base station: used in wireless communication base stations to provide efficient signal transmission and distribution.
• Industrial manufacturing: Widely used in microwave engineering and radio frequency systems.