Directional Couplers

Virginia Diodes offers a broad range of millimeter-wave directional couplers for various applications. VDI directional couplers offer low insertion loss, coupling flatness and high directivity. Custom directional couplers may be available upon request. Contact VDI for more information.  


VDI Directional Couplers

Waveguide
Designation
Standard Frequency
Coverage 
(GHz)
Directivity
(typ., dB)
Insertion Loss
(typ., dB)
Coupling Factor
(typ., dB)
Divisional Ratio
(typ., dB)
WR-15 50-75 20 2 12, 22 10, 20
WR-12 60-90 20 12, 22 10, 20
WR-10 75-110 20 12, 22 10, 20
WR-8.0 90-140 20 12, 22 10, 20
WR-6.5 110-170 20 12, 22  10, 20
WR-5.1 140-220 20 12, 22  10, 20
WR-4.3 170-260 20 2.5  12.5, 22.5  10, 20 
WR-3.4 220-330 20 2.5  12.5, 22.5  10, 20 
WM-710 (WR-2.8) 260-400 20 3.5  13.5, 23.5  10, 20 
WM-570 (WR-2.2) 325-500 20 3.5  13.5, 23.5  10, 20 
WM-380 (WR-1.5) 500-750 15-20 3.5  13.5, 23.5  10, 20
WM-250 (WR-1.0) 750-1100 10-20 19, 29  10, 20