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Rectangular To Circular Waveguide Transition

A Rectangular to Circular Waveguide Transition is a specialized component used to seamlessly convert the mode of transmission between rectangular and circular waveguides. It ensures efficient signal transfer, minimizing reflections and losses, making it essential for diverse microwave and RF systems where waveguide interface changes are required.

Dolph Microwave’s Rectangular to Circular Waveguide Transition is an essential component for seamlessly integrating systems with rectangular and circular waveguide interfaces. Designed for high-power applications, this transition facilitates efficient mode conversion, ensuring optimal performance and minimal signal loss. Crafted with precision, it caters to a wide range of frequencies and power levels, making it ideal for various microwave and RF applications.

Key Features

Broad Waveguide Compatibility

  • Waveguide Size Range: From WR2300 to WR10, accommodating a wide array of system requirements and frequency bands.

High Power Handling

  • Average Power Capacity: Capable of handling 100 to 6000 watts continuous wave (CW) or higher, designed for high-power applications.

Advanced Cooling Options

  • Cooling Modes: Equipped with air and water cooling options to effectively dissipate heat, ensuring stable operation under high power conditions.

Durable Materials

  • Construction Materials: Manufactured from high-quality aluminum (Al) or copper (Cu), selected for their excellent thermal and electrical properties.

Versatile Flange Options

  • Flange Types: Available in cover, grooved, and choke varieties, offering flexibility in system integration and mounting.

Applications

The Dolph Microwave Rectangular to Circular Waveguide Transition is versatile, supporting a range of applications:

  1. Radar Systems: Enables efficient signal routing and mode transition in radar transmitters and receivers.
  2. Satellite Communications: Facilitates the integration of ground station components with varying waveguide interfaces.
  3. Telecommunications: Enhances the performance of microwave links by optimizing waveguide transitions.
  4. Research and Testing Facilities: Supports experimental setups requiring high precision in waveguide connectivity.
  5. Aerospace and Defense: Meets the rigorous demands of aerospace and defense systems for seamless waveguide integration.

Product Specifications Example

To provide a clear understanding of our product’s capabilities, below is an example specification table:

SpecificationDetail
Waveguide SizeWR2300 to WR10
Average Power100 to 6000 watts CW or higher
Cooling ModeAir Cooling, Water Cooling
MaterialAluminum (Al), Copper (Cu)
Flange TypeCover, Grooved, Choke

Dolph Microwave’s Rectangular to Circular Waveguide Transition is engineered for those who demand reliability and efficiency in their waveguide systems. Our product stands out for its ability to handle high power levels while providing precise mode conversion, ensuring that your systems operate at peak performance.

Customization and Engineering Support

Understanding that each project has unique requirements, Dolph Microwave offers customizable options for waveguide sizes, materials, and cooling modes. Our team of experienced engineers is available to assist with selecting the right configuration for your specific needs, ensuring that you receive a product perfectly suited to your application.

For more information or to discuss your specific waveguide transition needs, we invite you to contact us. Dolph Microwave is committed to delivering high-quality solutions that enhance the functionality and reliability of your microwave and RF systems.

MODEL FREQ. RANGE (GHz) VSWR LENGTH (mm) WAVEGUIDE TYPE I.D.CIRCULAR WG (mm) MATERIAL FINISH ROHS & REACH DATASHEET
DH-14RCA157 1.30-1.70 ≤1.10 920 R14 WR650 157 Al Chromate/Painted Comply PDF STEP
DH-18RCA114.58 1.7-2.2002 ≤1.10 820 R18 WR510 114.58 Al Chromate/Painted Comply PDF STEP
DH-22RCA97.87 2.07-2.61 ≤1.10 580 R22 WR430 97.87 Al Chromate/Painted Comply PDF STEP
DH-26RCA83.62 2.42-3.30 ≤1.10 500 R26 WR340 83.62 Al Chromate/Painted Comply PDF STEP
DH-32RCA71.42 2.83-3.88 ≤1.10 420 R32 WR84 71.42 Al Chromate/Painted Comply PDF STEP
DH-40RCA51.99 3.22-4.90 ≤1.10 350 R40 WR229 51.99 Al Chromate/Painted Comply PDF STEP
DH-48RCA44.45 3.94-5.33 ≤1.10 300 R48 WR187 44.45 Al Chromate/Painted Comply PDF STEP
DH-58RCA38.1 5.3-7.05 ≤1.10 230 R58 WR159 38.1 Al Chromate/Painted Comply PDF STEP
DH-70RCA32.537 6.21-8.17 ≤1.10 200 R70 WR137 32.537 Al Chromate/Painted Comply PDF STEP
DH-84RCA27.788 7.30-9.97 ≤1.10 200 R84 WR112 27.788 Al Chromate/Painted Comply PDF STEP
DH-100RCA23.825 8.50-11.6 ≤1.10 160 R100 WR90 23.825 Al Chromate/Painted Comply PDF STEP
DH-120RCA17.415 11.6-15.0 ≤1.10 130 R120 WR75 17.415 Al Chromate/Painted Comply PDF STEP
DH-140RCA15.088 13.4-18.0 ≤1.10 100 R180 WR62 15.088 Al Chromate/Painted Comply PDF STEP
DH-180RCA12.7 15.9-21.8 ≤1.15 100 R180 WR51 12.7 Al Chromate/Painted Comply PDF STEP
DH-220RCA9.525 21.2-26.7 ≤1.15 60 R220 WR42 9.525 Al Chromate/Painted Comply PDF STEP
DH-260RCA8.331 24.3-33.0 ≤1.15 60 R260 WR34 8.331 Al Chromate/Painted Comply PDF STEP
DH-320RCA7.137 31.8-40.0 ≤1.15 50 R320 WR28 7.137 Al Chromate/Painted Comply PDF STEP
DH-400RCA5.563 36.4-49.8 ≤1.15 50 R400 WR22 5.563 Cu Chromate/Painted Comply PDF STEP
DH-500RCA4.369 46.3-59.6 ≤1.15 40 R500 WR19 4.369 Cu Chromate/Painted Comply PDF STEP
DH-620RCA3.581 56.6-75.8 ≤1.15 30 R620 WR15 3.581 Cu Chromate/Painted Comply PDF STEP
DH-740RCA3.175 63.5-87.2 ≤1.15 30 R740 WR12 3.175 Cu Chromate/Painted Comply PDF STEP
DH-900RCA2.388 84.8-112 ≤1.15 20 R900 WR10 2.388 Cu Chromate/Painted Comply PDF STEP
Part Number Guide: DH-100RCA23.825PMA160
"100"—Waveguide Size | WR90
"RCA"—Waveguide Type | Rectangle to Circular Transition
"23.825"— Diameter | Circular Waveguide I.D.Ø23.825 mm
"P"— Flange Type | Flat
"M"— Flange Type | Grooved
"A/C"— Material | Aluminium, Cu
“160” — Length | 160 mm
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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