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Description & Specification
WR137 C Band Waveguide Horn Antenna (Model: WI-137-UAR-20)
5.85 - 8.2 GHz | 20 dBi Gain | 800W High Power | UAR Flange
The WI-137-UAR-20 is a high-gain WR137 Waveguide Horn Antenna manufactured by FT-RF in Taiwan. Designed for C Band applications between 5.85 GHz and 8.2 GHz, this antenna provides a substantial gain of 20 dBi and supports high-power transmission up to 800 Watts. Featuring a UAR flange interface (without adapter), it is constructed from durable aluminum to ensure reliability. Ideally suited for EMI/EMC testing, antenna gain measurements, and long-range communication systems.
Technical Specifications
Electrical Specifications
| Frequency Range | 5.85 GHz to 8.2 GHz (C Band) |
| Gain | 20 dBi |
| Maximum Power | 800 Watts |
| V.S.W.R | 1.3 : 1 |
| Beamwidth (H-Plane -3dB) | 20 Degrees |
| Beamwidth (E-Plane -3dB) | 19 Degrees |
| Waveguide Type | WR-137 |
| Flange Type | UAR |
Mechanical Specifications
| Dimensions | 153 x 197 x 290 mm |
| Weight | 680 g |
| Material | Aluminum |
Key Features
High Gain Performance
Delivers a powerful 20 dBi gain with narrow beamwidths (20° H-plane / 19° E-plane) for directional accuracy.
High Power Capability
Engineered to withstand up to 800 Watts, making it suitable for demanding transmission and testing scenarios.
C Band Optimized
Operates efficiently in the 5.85-8.2 GHz range with a low VSWR of 1.3 for stable signal transmission.
Industrial Durability
Constructed with high-quality aluminum and a UAR flange for secure connectivity and long service life.
Taiwan Made Quality
Proudly designed and manufactured by FT-RF in Taiwan, ensuring superior build quality and performance.
Get a Quote / Customization
Contact us for custom mounting, waterproofing, or color options.
New Products
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| Waveguide: | WR-137 |
| Frequency: | 5.85 to 8.2GHz |
| Gain: | 25 |
| Max Power(W): | 800W |
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| Waveguide: | WR-137 |
| Frequency: | 5.85 to 8.2GHz |
| Gain: | 20 |
| Max Power(W): | 800W |
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WI-137-UDR-15E
WR137 5.85 to 8.2GHz 15 dbi E-plane sectoral Waveguide Horn Antenna, Flange: UDR
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| Waveguide: | WR-137 |
| Frequency: | 5.85 to 8.2GHz |
| Max Power(W): | 800W |
| Gain: | 20 |
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| Waveguide: | WR-137 |
| Frequency: | 5.85 to 8.2GHz |
| Gain: | 15 |
| Max Power(W): | 800W |
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WI-137-UDR-10H
WR137 5.85 to 8.2GHz, 10dbi, H-Plane Sectoral Waveguide Horn Antenna, Flange: UDR
View Details
| Waveguide: | WR-137 |
| Frequency: | 5.85 to 8.2GHz |
| Max Power(W): | 800W |
| Gain: | 10 |
| Frequency Range(GHz): | 7.05 - 10.0 |
| WG Load Type: | Low Power |
| VSWR, Max: | 1.05 |
| Power Handling, CW, (W): | 5-50 |
| N/Weight (Kg): | 0.115 |
- Waveguide: WR-137
- Frequency: 5.85 to 8.2GHz
- Gain: 10
- Max Power(W): 800W
NEW
WI-137-UAR-12H
WR137 5.85 to 8.2GHz 12dbi H-Plane Sectoral Waveguide Horn Antenna, UAR Flange
View Details
| Waveguide: | WR-137 |
| Frequency: | 5.85 to 8.2GHz |
| Gain: | 12 |
| Max Power(W): | 800W |
| Model: | WI-137-UAR-10 |
| Frequency Range: | 5.85 GHz - 8.2 GHz |
| Gain: | 10 dBi |
| Flange: | UAR |
| Dimension: | 79.5 x 110 mm |
Stock: Contact us for availability | Delivery: 5-7 working days
WI-137-UAR-15
WR137 5.85GHz to 8.2GHz 15dbi Waveguide Horn Antenna without Adapter, UAR Flange
View Details
| Model: | WI-137-UAR-15 |
| Frequency Range: | 5.85 GHz - 8.2 GHz |
| Gain: | 15 dBi |
| Flange: | UAR |
| Dimension: | 114 x 144 x 176 mm |
Stock: Contact us for availability | Delivery: 5-7 working days
