WR-03 Straight Waveguide
The WR-03 Straight Waveguide is a precision-engineered component designed for millimeter-wave systems operating within the 220 GHz to 330 GHz frequency range, commonly associated with the J-Band. Constructed with high-quality materials and finished with gold plating, this waveguide ensures exceptional signal integrity, minimal insertion loss, and robust resistance to corrosion.
The WR-03 straight waveguide is a precision-machined rectangular waveguide that operates in the J-band frequency range of 220 GHz to 330 GHz. Constructed from oxygen-free high-conductivity (OFHC) copper with gold plating, it offers low insertion loss and high performance for THz imaging, spectroscopy, and advanced scientific instrumentation.
Key Features
Low Insertion Loss
Engineered for minimal insertion loss and excellent Voltage Standing Wave Ratio (VSWR) across the full J-Band.
Gold Plated Finish
Gold plating provides superior corrosion resistance and ensures long-term signal reliability in demanding environments.
OFHC Copper Body
Oxygen-free high conductivity copper waveguide body with precision-machined brass flanges for superior performance.
Custom Lengths
Available in standard lengths. Custom dimensions manufactured to your exact system requirements on request.
Common Use Cases
5G Infrastructure
High-frequency front-end systems
Radar Systems
Precision sensing and imaging
Communications
mmWave communication links
Satellite
Spaceborne and ground terminals
More Straight Waveguides
Frequently Asked Questions
What is a WR-03 waveguide?+
A WR-03 waveguide is a rectangular waveguide with internal dimensions of 0.034 x 0.017 inches, designed for guided electromagnetic wave transmission in the J-band frequency range of 220 GHz to 330 GHz. The WR-03 designation follows the EIA standard where 03 represents the broad wall dimension in hundredths of an inch.
What frequency range does the WR-03 waveguide cover?+
The WR-03 waveguide covers 220 GHz to 330 GHz, which falls within the J-band. This range is used in THz imaging, high-resolution spectroscopy, space science instruments, and fundamental physics research.
What materials are used in RF Essentials WR-03 waveguides?+
RF Essentials WR-03 waveguides are manufactured from OFHC copper for the waveguide body and precision-machined brass for the UG-387/U-M flanges. Gold plating is applied for corrosion resistance and optimal electrical conductivity.