# X281A Keysight Waveguide Adapter New

#### Features

-   Waveguide designator: EIA WR-90 MIL-W-85/1-078
-   Flange designator: UG-135/U MIL-F-3922/54C-008
-   Coaxial connector: Type-N female
-   Superior RF performance
-   Maximum SWR: 1.25

#### Type

-   Frequency Range: 8.2 - 12.4 GHz

The Keysight X281A adapter transforms waveguide transmission line into 50-ohm coaxial line. Power can transmitted in either direction, and each adapter covers the full frequency range of its waveguide band with SWR less than 1.3.

## Details

- **Price:** 927.0 USD
- **Vendor:** Keysight
- **Type:** Wave Adap
- **Tags:** product_manual_group_3

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 927.00 USD | In stock |

## Images

- X281A Keysight Waveguide Adapter New

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> Source: [ValueTronics](https://valuetronics.com/products/x281a-keysight-waveguide-adapter-new)
> Updated: 2026-05-29