Coaxial Circulators
Coaxial Isolators
Drop-In Circulators
Drop-In Isolators
Waveguide Circulators / Isolators
Waveguide Products
- Waveguide Switches
- Straight & Twisted Sections
- Flex & Twistable Sections
- Waveguide Bends
- Waveguide Mitered Bends
- Waveguide Terminations
- Directional Couplers
- Waveguide to Coax Adaptors
- Waveguide Pressure Windows
- Custom Waveguide Assemblies
- Custom Field Install Kits
Couplers & Dividers
- Integrated Iso-Couplers
- Narrow Band Couplers
- Wide Band Couplers
- Microwave Radio Receiver Couplers & Splitters
- Coax Power Dividers
Filters & Diplexers
Straight & Twisted Sections

Rigid Waveguide Sections are manufactured in lengths up to 12 feet from copper, aluminum, or brass waveguide in waveguide sizes from WR28 through WR284.
Lengths with 90° twists are available.
Painting, Chemical Finishing, and/or Plating are available per requirements.
Flange options include: CPR, CMR, Choke, Cover, or Foreign Flange Standards.
Straight & Twisted Sections
Waveguide Size | Frequency Range (GHz) | Outline Drawing |
WR 284 | 2.60-3.95 | - |
WR 229 | 3.30-4.90 | - |
WR 187 | 3.95-5.85 | - |
WR 159 | 4.90-7.05 | - |
WR 137 | 5.85-8.20 | - |
WR 112 | 7.05-10.0 | - |
WR 102 | 7.00-11.0 | - |
WR 90 | 8.20-12.4 | - |
WR 75 | 10.0-15.0 | - |
WR 62 | 12.4-18.0 | - |
WR 51 | 15.0-22.0 | - |
WR 42 | 18.0-26.5 | - |
WR 34 | 22.0-33.0 | - |
WR 28 | 26.5-40.0 | - |