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Straight Waveguide Sections

Straight waveguide sections are fundamental components in microwave and RF systems, designed to transmit electromagnetic waves between devices with minimal loss. They are precisely manufactured to maintain signal integrity and are available in various sizes and materials to suit specific frequency ranges and system requirements.

Dolph Microwave offers an extensive array of straight waveguide sections, meticulously designed to transmit electromagnetic waves with minimal loss across a wide range of frequencies. These sections are indispensable in constructing efficient, reliable microwave and RF systems. Crafted from high-quality materials and available in a variety of sizes and configurations, our waveguides meet the demanding requirements of diverse applications, from aerospace to telecommunications.

Key Features

Broad Frequency Range

  • Frequency Compatibility: Engineered to operate effectively from 0.32 GHz to 112 GHz, accommodating a vast spectrum of applications.

High Precision VSWR

  • Performance: Featuring a typical Voltage Standing Wave Ratio (VSWR) of 1.05, ensuring exceptional signal integrity and minimal reflection.

Diverse Material Options

  • Material Construction: Available in aluminum (6061) for lightweight applications and oxygen-free hard copper for superior electrical performance, with options for painted copper alloy or gold-plating for enhanced durability.

Extensive Length Variability

  • Custom Lengths: Offering sections from 3 inches to 60 inches, with custom lengths up to 144 inches available, to precisely fit system requirements.

Flange Variety

  • Flange Configurations: Equipped with UG, CPR, and UBR-style flanges, supporting the most common North American (EIA) and European (IEC) standard flange combinations.

Corrosion Protection

  • Durability: Standard rigid waveguides are finished with corrosion protection, and exterior surfaces are painted black for extended lifespan and reliability.

Applications

Dolph Microwave’s straight waveguide sections are vital for:

  1. Aerospace and Defense: For radar, satellite communication, and avionics systems requiring precise and reliable signal transmission.
  2. Industrial: In applications such as remote sensing, material analysis, and industrial heating.
  3. Test and Instrumentation: For calibration, measurement, and testing equipment, ensuring accurate results.
  4. Telecommunications: Enhancing infrastructure for broadband, cellular, and satellite communications.
  5. VSAT and Satcom: Complementing flexible waveguides and quick disconnects for versatile and efficient setups.

Product Specifications Example

Here is a specification example for our straight waveguide sections:

SpecificationDetail
Frequency Range0.32 – 112.00 GHz
VSWRTypical 1.05
Material OptionsAluminum (6061), Copper
Custom Lengths.75″ to 144″
Flange TypesUG, CPR, UBR

Dolph Microwave is dedicated to delivering high-quality waveguide solutions tailored to meet the specific needs of our clients. Whether for standard or customized configurations, our straight waveguide sections are designed to provide reliable and efficient performance for any application.

Custom Solutions and Expert Support

We understand that each project has unique challenges. Therefore, we offer custom design services, including multi-angle bends, to accommodate specific requirements. Our team of sales engineers is ready to assist you in selecting the perfect waveguide solution for your project, ensuring optimal system performance and satisfaction.

For more information or to discuss your specific needs, please contact us. Dolph Microwave is your trusted partner for advanced waveguide solutions, driving your projects forward with precision-engineered components.

MODEL FREQ. RANGE (GHz) WG SIZE VSWR IL (dB/m) FLANGE TYPE LENGTH (mm) MATERIAL FINISH ROHS & REACH DATASHEET
COVER GROOVED
DH-3WAL… 0.32-0.49 WR2300 1.05:1 0.013 UDR3 PDR3 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-4WAL… 0.35-0.53 WR2100 1.05:1 0.015 UDR4 PDR4 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-5WAL… 0.41-0.62 WR1800 1.05:1 0.019 UDR5 PDR5 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-6WAL… 0.49-0.75 WR1500 1.05:1 0.025 UDR6 PDR6 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-8WAL… 0.64-0.98 WR1150 1.05:1 0.01 UDR8 PDR8 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-9WAL… 0.76-1.15 WR975 1.05:1 0.01 UDR9 PDR9 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-12WAL… 0.96-1.46 WR770 1.05:1 0.01 UDR12 PDR12 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-14WAL… 1.13-1.73 WR650 1.05:1 0.01 UDR14 PDR14 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-18WAL… 1.45-2.2 WR510 1.05:1 0.015 UDR18 PDR18 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-22WAL… 1.72-2.61 WR430 1.05:1 0.019 UDR22 PDR22 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-26WAL… 2.17-3.3 WR340 1.05:1 0.027 UDR26 PDR26 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-32WAL… 2.6-3.95 WR284 1.05:1 0.037 UDR32 PDR32 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-40WAL… 3.22-4.9 WR229 1.05:1 0.05 UDR40 PDR40 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-48WAL… 3.94-5.99 WR187 1.05:1 0.07 UDR48 PDR348 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-58WAL… 4.64-7.05 WR159 1.05:1 0.086 UDR58 PDR58 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-70WAL… 5.38-8.17 WR137 1.05:1 0.114 UDR70 PDR70 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-84WAL… 6.57-9.99 WR112 1.05:1 0.156 UDR84/UBR84 PDR84/PBR84 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-100WAL… 8.2-12.5 WR90 1.05:1 0.217 UDR100/UBR100 PDR100/PBR100 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-120WAL… 9.84-15 WR75 1.05:1 0.265 UBR120 PBR120 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-140WAL… 11.9-18 WR62 1.05:1 0.351 UBR140 PBR140 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-180WAL… 14.5-22 WR51 1.05:1 0.473 UBR180 PBR180 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-220WAL… 17.6-26.7 WR42 1.05:1 0.723 UBR220 PBR220 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-260WAL… 21.7-33 WR34 1.05:1 0.868 UBR260 PBR260 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-320WAL… 26.3-40 WR28 1.05:1 1.162 UBR320 PBR320 Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-400WAL… 32.9-50.1 WR22 1.1:1 1.624 FUGP400/UG-383U/M Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-500WAL… 39.2-59.6 WR19 1.1:1 2.121 FUGP500/UG-383U/M Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-620WAL… 49.8-75.8 WR15 1.1:1 3.023 FUGP620/UG-385U/M Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-740WAL… 60.5-91.9 WR12 1.1:1 4.04 FUGP740/UG-387U/M Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
DH-900WAL… 73.8-112 WR10 1.1:1 5.444 FUGP900/UG-387U/M Up to 2000 Al/Cu Chromate/Painted Comply PDF STEP
Part Number Guide: DH-100WAL100PMA
"100"—Waveguide Size | WR90
"WAL"—Waveguide Type | Straight Waveguide
"100"— Length | 100 mm
"P"— Flange Type | Flat
"M"— Flange Type | Grooved
"A/C"— Material | Aluminium, Cu
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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