-
-
-
Total payment:
-
-
Description & Specification
WC-090-UBR-A2-NF Waveguide to Coaxial Adapter
8.2 - 12.4 GHz | 300W CW | Precision X-Band Transition
The WC-090-UBR-A2-NF is a high-performance Waveguide to Coaxial Adapter professionally engineered for the WR-90 waveguide standard. Operating within the 8.2 GHz to 12.4 GHz X-Band spectrum, this precision component is essential for pairing with professional waveguide systems and standard gain horn antennas in EMI/EMC testing and laboratory measurement ranges. Featuring a robust N-Female connector and a standardized UG-39/U (UBR) flange, it ensures low-loss coupling and exceptional signal integrity for mission-critical RF deployments.
Electrical & RF Performance
| Frequency Range | 8.2 GHz - 12.4 GHz |
| Waveguide Interface | WR-90 (UG-39/U) |
| Max Power Handling | 300 Watts (CW) |
| V.S.W.R (Max) | 1.3 : 1 |
| Impedance | 50 Ohm |
Mechanical & Physical
| Dimensions | 53.1 x 41.4 x 35.8 mm |
| Weight | 90 g |
| Connector Type | N-Female |
| Body Material | High-Grade Aluminum |
X-Band Spectrum Integrity
Optimized internal transition geometry ensures minimal signal leakage and reflection when paired with professional X-Band waveguide hardware or antennas.
300W High-Power Domination
Precision-engineered to handle massive continuous power loads, providing a robust transition for high-intensity transmitter feeds and industrial RF radiators.
Precision Aluminum Architecture
At only 90g, this compact adapter provides high structural rigidity while remaining easy to deploy on laboratory positioners or tactical masts.
Standardized UBR Interface
Features a specialized UG-39/U waveguide flange for secure mechanical coupling, ensuring repeatable results in demanding signal defense deployments.
Contact FT-RF Engineering Division
Contact our engineering team to obtain individual VSWR plots, customized flange drilling patterns, or alternative waveguide adapter designs.
New Products
Related Products
WC-090-UBR-A2-SF (WC-090-A1-SF)
WR90 8.2GHz to 12.4GHz SMA-Female Waveguide Coaxial Adapter Flange: type01 (Aluminum)
View Details
Made in Taiwan
| Frequency Range: | 8.2 GHz - 12.4 GHz |
| Waveguide Type: | WR-90 (X-Band) |
| Flange / Connector: | UG-39/U / SMA-F |
| Max Power Handling: | 200 Watts |
| Stock: | 15 |
| 2026/06/09 | |
NEW
Made in Taiwan
| Frequency Range: | 8.2 GHz - 12.4 GHz |
| Waveguide Type: | WR-90 (X-Band) |
| Flange / Connector: | UG-39/U / SMA-F |
| Stock: | 18 |
| 2026/06/09 | |
NEW
WC-090-UBR-E1-NF
WR90 Waveguide to Coax Adapter END Launch, 8.2GHz to 12.4GHz, N-Female Connector, UBR Flange
View Details
Made in Taiwan
| Frequency Range: | 8.2 to 12.4 GHz |
| Connector Type: | N-Female (End Launch) |
| Max Power (W): | 300 Watts |
| Waveguide Size: | WR-90 (UG-39/U) |
| Stock: | 0 |
| 2026/06/10 | |
NEW
WC-090-PBR-A2-NF
WR90 Waveguide to Coaxial Adapter, 8.2 to 12.4GHz Frequency, N-Female Connector, PBR Flange
View Details
Made in Taiwan
| Frequency Range: | 8.2 to 12.4 GHz |
| Connector Type: | N-Female |
| Max Power (W): | 300 Watts |
| Waveguide Size: | WR-90 (UG-39/U) |
| 2026/06/16 | |
NEW
WC-090-PBR-SF
WR90 Waveguide to Coaxial Adapter, 8.2 to 12.4GHz Frequency, SMA-Female Connector, PBR Flange
View Details
Made in Taiwan
| Frequency Range: | 8.2 to 12.4 GHz |
| Connector Type: | SMA-Female |
| Max Power (W): | 250 Watts |
| Waveguide Size: | WR-90 (UG-39/U) |
| Stock: | 0 |
| 2026/06/15 | |
NEW
WC-090-PBR-E1-SF
WR90 Waveguide to Coaxial Adapter END launch, 8.2 to 12.4GHz Frequency, SMA-Female Connector, PBR Flange
View Details
Made in Taiwan
| Frequency Range: | 8.2 - 12.4 GHz |
| Connector Type: | SMA-Female (End Launch) |
| Max Power (W): | 200 Watts |
| Waveguide Size: | WR-90 (UG-39/U) |
WC-090-D-SF
WR90 1/2 Waveguide to Coaxial Adapter, 8.2 to 12.4GHz Frequency, SMA-Female Connector, Type D
View Details
Made in Taiwan
| Frequency Range: | 8.2 - 12.4 GHz |
| Waveguide: | WR-90 (1/2 Size) |
| Connector Type: | SMA-Female |
| 2026/06/16 | |
NEW
WC-090-D2-SF
WR90 1/2 Waveguide to Coaxial Adapter, 8.2 to 12.4GHz Frequency, SMA-Female Connector, Type D2
View Details
Made in Taiwan
| Frequency Range: | 8.2 to 12.4 GHz |
| Connector Type: | SMA-Female |
| Max Power (W): | 300 Watts |
| Waveguide Size: | WR-90 (1/2 Height) |
| 2026/06/16 | |
NEW
WC-090-D3-SF
WR90 1/2 Waveguide to Coaxial Adapter, 8.2 to 12.4GHz Frequency, SMA-Female Connector, Type D3
View Details
Made in Taiwan
| Frequency Range: | 8.2 to 12.4 GHz |
| Connector Type: | SMA-Female |
| Max Power (W): | 300 Watts |
| Waveguide Size: | WR-90 (1/2 Height) |
| 2026/06/16 | |
NEW
WC-090-UBR-A1-NF
WR90 Waveguide to Coaxial Adapter, UBR Flange: UG-39/U, 8.2 to 12.4GHz Frequency, N-Female Connector
View Details
Made in Taiwan
| Frequency Range: | 8.2 to 12.4 GHz |
| Connector Type: | N-Female (Stainless Steel) |
| Max Power (W): | 300 Watts |
| Waveguide Size: | WR-90 (UG-39/U) |
WC-090-UBR-E2-NF
WR90 8.2 to 12.4Ghz N-Female Endlaunch Rectangular Waveguide to Coaxial Adapter Flange:UBR
View Details
Made in Taiwan
| Frequency Range: | 8.2 GHz - 12.4 GHz |
| Waveguide Type: | WR-90 (X-Band) |
| Flange / Connector: | UG-39/U / SMA-F |
| Max Power Handling: | 200 Watts |
| Stock: | 77 |
| 2026/06/09 | |
