Description
Waveguide high power precision fixed attenuator 28WPFA125-20, operating from 26.5-40GHz,has a 20dB nominal attenuation and low VSWR 1.15:1. 28WPFA125-20 covers the WR28 full waveguide band and comes with two flanges FBP320(UBR320). It can handle 125W continuously and 50KW peak power. The A-INFO's waveguide high power precision fixed attenuator is manufactured with a high precision machining process to ensure high quality and ruggedness. They are ideal for radar antenna systems, laboratory test set-ups, microwave radio, satellite communications, and other applications requiring low insertion loss, and low return loss. Different flange types may be available in stock, and please contact us to inquire further.
Technical Specification
| Model | 28WPFA125-20 |
|---|---|
| Attenuator Type | Fixed |
| Attenuator Grade | Precision Grade |
| Attenuator Power Level | High Power |
| Waveguide Band | Ka |
| Waveguide Type | Rectangular |
| Waveguide Size EIA WR | WR28 |
| Frequency, Min (GHz) | 26.5 |
| Frequency, Max (GHz) | 40 |
| Attenuation, (dB) | 20 |
| Atten. Accuracy, Max (dB) | 1 |
| Atten. Sensitivity, Max (dB) | 0.9 |
| VSWR, Typ | 1.15:1 |
| VSWR, Max | 1.20:1 |
| Flange 1 Style | Square |
| Flange 1 Type | Cover |
| Flange 1 Designation | FBP320(UBR320) |
| Flange 2 Style | Square |
| Flange 2 Type | Cover |
| Flange 2 Designation | FBP320(UBR320) |
| Power Handling, CW, (W) | 125 |
| Power Handling, Peak, (KW) | 50 |
| Operating Temp. Low (°C) | -55 |
| Operating Temp. High (°C) | 85 |
| Storage Temp. Low (°C) | -60 |
| Storage Temp. High (°C) | 90 |
| Body Material | Al |
| Size, L (mm) | 254 |
| Size, W (mm) | 80 |
| Size, H (mm) | 45.8 |
| Weight, (kg) | 0.36 |
| Pressure Sealed | No |