18GHz to 40GHz Double Ridged Broadband Waveguide Horn Antenna

Model No: HA-1840GA1-KF

Made in Taiwan
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Frequency Range: 18.0 GHz - 40.0 GHz
Antenna Type: Double-Ridged Horn (Directional)
Nominal Gain Curve: 10 dBi to 17 dBi
Max CW Power / Connector: 150 Watts / 2.92mm K-Female
Lead Time: 📩 info-tw@ft168.com.tw
2026/06/24
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18GHz to 40GHz Double-Ridged Horn Antenna

High-Power Millimeter Wave | 2.92mm (K) Female Connector
The 18GHz to 40GHz Double-Ridged Horn Antenna is a premium directional wideband radiator expertly engineered and manufactured by Fei Teng Wireless Technology Co., Ltd. (FT-RF) for mission-critical millimeter-wave configurations and high-frequency validation systems. Operating seamlessly across a continuous spectrum spanning the 18.0 GHz to 40.0 GHz class (covering both K and Ka bands), this professional-grade antenna delivers a consistent nominal gain of 10 dBi to 17 dBi coupled with highly stable beam directivity. CNC-machined from aerospace-grade 6061 Aluminum alloy panels with an integrated DC Short transient mitigation circuit, it safely manages massive power parameters up to 300 Watts peak power and 150 Watts continuous wave (CW) input, protecting high-value connected receivers and measurement instrumentation from surge damage. Equipped with an ultra-durable stainless steel 2.92mm (K) Female interface, this compact 90g ultra-lightweight horn minimizes insertion loss and maximizes co-polarization accuracy. It stands as the definitive reference standard for advanced 5G mobile infrastructure research, professional automated EMC/EMI testing arrays, anechoic chamber testing, and high-fidelity Signal Integrity compliance scanning.



Electrical & RF Performance
Frequency Range Class 18.0 GHz to 40.0 GHz (Continuous K & Ka Band Optimization)
Antenna Radiation Style Double-Ridged Broadband Waveguide Horn Geometry (Directional)
Nominal Gain Profile 10 dBi to 17 dBi (Consistent Uniform Response)
V.S.W.R Profile (Average) 2.5 : 1 (Precision Broadband Impedance Matching)
Antenna Factor Range 40 to 50 dB/m
Maximum Continuous Power Handling 150 Watts (CW Continuous Wave Limit)
Maximum Peak Power Handling 300 Watts (Transient Load Peak Limit)
-3dB Beamwidth (Horz / Vert) 28° / 24°
Nominal System Impedance 50 Ohm
Mechanical & Environmental Data
Physical Dimensions (W x H x L) 36 x 55 x 70 mm
Antenna Net Weight Profile 80 g (Precision Ultra-Lightweight Form Factor)
Coaxial Connector Type 2.92mm K-Female Port Interface (Durable Stainless Steel Construction)
Structural Body Composition Aerospace-Grade 6061 Aluminum Alloy
Standard Mounting Layout L Mount (M8/M6/1.4in holes) and Indexing Ring Mount compatibility
Operating / Storage Temperature -10°C to +60°C / -20°C to +80°C
Regulatory Compliance RoHS, WEEE Certified
Manufacturing Origin Taiwan Design & Made in Taiwan (FT-RF Professional Grade)

 

Broadband EMC Domination

Continuously covers the 4 GHz to 40 GHz spectrum, providing an all-in-one radiator solution that minimizes the need for repetitive antenna swaps during comprehensive compliance testing loops.

High Power Efficiency

Reliably manages up to 500W peak power loads with an optimized double-ridged core architecture, suitable for high-intensity laboratory setups and field strength generation.

Hardware Instrument Protection

Integrated DC Shorted lightning and static path protection safeguards high-value connected measurement instrumentation and connected receivers from transient surges.

Calibration Ready Core

Engineered for high-fidelity compliance certification; each configuration frame supports traceable calibration data sets for repeatable, predictable performance outcomes.

Contact FT-RF Engineering Division

Contact our technical engineering division today to request official quote sheets, individual traceable gain calibration plots, customized mounting bracket configurations, or technical support regarding broadband measurement setups.

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