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WG Standoff and Hangers

Dolph Microwave’s Double-Ridge Waveguide Standoffs and Hangers provide robust mechanical support for E/H-plane waveguide alignment across 0.84–40 GHz (e.g., WRD840 to WRD180 models). Constructed with lightweight aluminum and corrosion-resistant stainless steel hardware, these clamps feature Surtec chromate coating and RoHS/REACH compliance for harsh environments. Ideal for radar, satellite communications, and aerospace applications, they ensure minimal signal loss and include pre-assembled kits for rapid deployment. Custom waveguide sizes and finishes are available to meet specialized project requirements.

Product Overview​​

Dolph Microwave’s Double-Ridge Waveguide Standoffs and Hangers are precision-engineered aluminum clamps designed to secure waveguides in E-plane or H-plane configurations across critical RF and microwave systems. Compatible with standard WRD waveguide sizes (e.g., WRD840 to WRD180), these components operate across broad frequency ranges from 0.84 GHz to 40 GHz, ensuring low-loss signal transmission. Each unit includes corrosion-resistant stainless steel hardware and undergoes Surtec chromate treatment with flat-black paint for durability in harsh environments. Ideal for radar, telecom, and aerospace applications, they comply with RoHS/REACH standards and support custom configurations upon request.

​​Key Features​​

Engineered for versatility, these standoffs and hangers integrate seamlessly with rectangular and double-ridge waveguides, offering robust mechanical stability in both indoor and outdoor installations. The aluminum construction reduces weight without compromising strength, while stainless steel mounting kits ensure long-term reliability. Pre-assembled hardware enables quick deployment, and optional customizations—such as alternative finishes or non-standard waveguide sizes—address specialized project requirements.

​​Applications​​

Deployed in high-performance systems, these components are critical for maintaining waveguide alignment in radar arrays, satellite communication ground stations, and aerospace telemetry. They are equally suited for scientific research applications, such as particle accelerator RF systems, where precise waveguide positioning is essential.

​​Technical Specifications​​

The product line spans 14 models, supporting frequencies from 0.84 GHz (DH-840DRWSH) to 40 GHz (DH-180DRWSH). For example, the DH-250DRWSH operates at 2.6–7.8 GHz with a WRD250 waveguide, featuring dimensions of 22.42 mm (A) x 46.35 mm (B) x 127 mm (C/D). All units include a 12.7 mm mounting depth (E) and are finished with corrosion-resistant chromate coating. Full specifications, including CAD models (STEP/DWG), are available in the datasheet.

​​Compliance & Customization​​

Every unit undergoes Surtec 650/651 chromate conversion coating for enhanced corrosion resistance, with flanges polished to minimize RF leakage. Standard models are painted flat black, but alternative colors or finishes (e.g., powder coating) can be specified. Dolph Microwave’s engineering team supports custom designs for unique waveguide geometries or environmental requirements.

MODEL FREQ. RANGE (GHz) WG SIZE DIMENSIONS (mm) MATERIAL FINISH ROHS & REACH DATASHEET
A B C D E
DH-840DRWSH… 0.84-2.0 WRD840 79.4 163.5 241.9 241.9 12.7 Al Chromate/Painted Comply DWG STEP
DH-150DRWSH… 1.5-3.6 WRD150 45.1 92.05 171.45 171.45 12.7 Al Chromate/Painted Comply DWG STEP
DH-200DRWSH… 2.0-4.8 WRD200 34.87 70.05 139.7 139.7 12.7 Al Chromate/Painted Comply DWG STEP
DH-250DRWSH… 2.6-7.8 WRD250 22.42 46.35 127 127 12.7 Al Chromate/Painted Comply DWG STEP
DH-350DRWSH… 3.5-8.2 WRD350 20.93 40.05 114.3 114.3 12.7 Al Chromate/Painted Comply DWG STEP
DH-475DRWSH… 4.75-11.0 WRD475 15.59 30.43 101.6 101.6 12.7 Al Chromate/Painted Comply DWG STEP
DH-500DRWSH… 5.0-18.0 WRD500 10.94 21.84 31.88 31.88 12.7 Al Chromate/Painted Comply DWG STEP
DH-580DRWSH… 5.8-16.0 WRD580 12.05 22.55 63.6 63.5 12.7 Al Chromate/Painted Comply DWG STEP
DH-650DRWSH… 6.5-18.0 WRD650 10.89 21.05 63.6 63.5 12.7 Al Chromate/Painted Comply DWG STEP
DH-700DRWSH… 7.0-18.5 WRD700 10.89 20.2 50.8 50.8 12.7 Al Chromate/Painted Comply DWG STEP
DH-750DRWSH… 7.5-18.0 WRD750 10.61 20.3 50.8 50.8 12.7 Al Chromate/Painted Comply DWG STEP
DH-110DRWSH… 11.0-26.5 WRD110 7.79 14.2 50.8 50.8 12.7 Al Chromate/Painted Comply DWG STEP
DH-180DRWSH… 18.0-40.0 WRD180 5.64 9.55 50.8 50.8 12.7 Al Chromate/Painted Comply DWG STEP
Part Number Guide: DH-840DRWSH-83100
"840DR"—Waveguide Size | WRD840
"WSH"—Waveguide Type | Standoff and Hangers
"83100"— Material | Aluminum
"83200"— Material | Durable Plastic
Note:
All Dolph-MW models include an surtec/corrosion protection treatment and are painted flat black. Flanges are unplated, polished and surtec. Other finishes and paint colors are available upon request.
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