Waveguide Products

Directional Couplers

Directional couplers are essential waveguide products in aerospace applications, enabling the controlled extraction of a portion of the RF signal for measurement and monitoring purposes without significant signal loss. They play a critical role in testing, diagnostics, and ensuring the proper functioning of various components within aerospace systems.

Product Specs

Directional Couplers

Coupling values of 3, 6, 10, & 20 dB are available with an accuracy of ±0.4 dB.

Coupling values of 30 and 40 dB are available with an accuracy of ±1.0 dB…Except for models in WR-28, WR-34, & WR-42, the accuracy is ±0.6 dB…for WR-51 the accuracy is ±1.2 dB.

Custom specifications are available upon request.
Couplers are available in Aluminum, Brass, or Copper.
Flange options:  CPR, CMR, CPRF, Choke, & Cover.

Coupled ports may be equipped with waveguide flanges or N-Type connectors.

Waveguide Size Frequency Range (GHz) L (in.) A (in.) H (in.)
WR-650 1.12-1.70 on request on request on request
WR-430 1.70-2.60 on request on request on request
WR-284 2.60-3.95 50.25 2.656 9.187
WR-229 3.30-4.90 42 1 6.812
WR-187 3.95-5.85 34.625 1.812 6.437
WR-159 4.90-7.05 32.5 0.875 5.25
WR-137 5.85-8.20 26.5 1.562 3.062
WR-112 7.05-10.0 18.625 0.937 3.062
WR-102 7.00-11.0 18 0.875 2.25
WR-90 8.20-12.4 16.687 0.812 1.937
WR-75 10.00-15.0 15 0.75 2.5
WR-62 12.4-18.0 13.75 0.656 2.187
WR-51 15.0-22.0 12 0.656 2.125
WR-42 18.0-26.5 9.5 0.437 1.25
WR-34 22.0-33.0 9 0.437 1.25
WR-28 26.5-40.0 6.5 0.375 1.125

For a complete table of high level technical specifications offered with this product, please view this page on a larger device, preferably a laptop or desktop computer.

Looking for Contract Manufacturing or Precsion RF Products?

Get in Touch