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Description & Specification
K-Band Standard Gain Horn
WR-42 Waveguide | 18 GHz – 26.5 GHz | 20 dBi
The HS-042-UBR-20-KF is a high-precision K-band standard gain horn antenna professionally engineered for broad-spectrum microwave applications. Operating across the 18 GHz to 26.5 GHz waveguide range, it delivers a stable 20 dBi gain with optimized radiation symmetry. Utilizing a precision WR-42 interface with a UBR flange and high-durability stainless steel K-type interface, this antenna is an essential instrument for Signal Integrity verification, antenna gain calibration, and professional EMI/EMC testing where high-frequency accuracy and mechanical structural reliability are paramount.
Technical Specifications
Electrical RF Performance
| Frequency Range | 18 GHz - 26.5 GHz (K-Band) |
| Antenna Type | Standard Gain Horn |
| Nominal Gain | 20 dBi |
| V.S.W.R | 1.25 : 1 (Typical) |
| -3dB Beamwidth | H-Plane: 20° | E-Plane: 19° |
| Maximum Power Handling | 200 Watts (Peak Handling) |
Mechanical & Interface Data
| Connector Type | Precision Stainless Steel 2.92mm-Female (K) |
| Waveguide / Flange | WR-42 / UBR |
| Dimensions (W x H x L) | 50 x 65 x 131 mm |
| Antenna Weight | 80 g (Precision Aluminum Alloy) |
| Manufacturing Origin | Taiwan Design & Made in Taiwan |
Professional Tactical Features
K-Band Precision Beam
Specifically engineered for the 18-26.5 GHz spectrum, ensuring low insertion loss and high mechanical alignment accuracy for critical Signal Integrity measurements.
Superior Gain Consistency
Delivers a uniform gain profile across the bandwidth, making it an ideal reference device for measuring the gain of secondary microwave systems.
Stainless Steel K Interface
Equipped with a high-durability 2.92mm-Female (K) connector to ensure reliable mating cycles and low-loss transition for standardized test equipment.
Custom Engineering Flexibility
Available for specialized modifications including waterproof structures, PTZ control integration, and customized color finishes to meet specific project requirements.
Inquire About K-Band Solutions
Contact our engineering team for specialized gain calibration data, consolidated performance databases, or technical support regarding high-frequency measurement setups.
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| Frequency Range: | 18 - 26.5 GHz |
| Standard Gain: | 15 dBi |
| Waveguide Size: | WR-42 (UBR) |
| Connector: | K-Female (2.92mm) |
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| Frequency Range: | 18 - 26.5 GHz |
| Standard Gain: | 10 dBi |
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| Connector Port: | 2.92mm-F (K) |
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| Nominal Gain: | 15 dBi |
| Connector Port: | 2.92mm-F (K) |
HS-042-UBR-25-KF
WR42 18 GHz to 26.5 GHz 25 dbi Standard Gain Waveguide Horn Antenna, UBR Flange, K-Female Connector
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| Frequency Range: | 18 - 26.5 GHz |
| Waveguide Type: | WR-42 / UBR |
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| Connector Port: | 2.92mm-F (K) |
