18GHz to 40GHz Double Ridged Broadband Waveguide Horn Antenna

Model No: HA-1840GA1-KF

Made in Taiwan
Frequency Range: 18.0 GHz - 40.0 GHz
Standard Gain: 13 - 16 dBi
Connector: 2.92mm-Female
Application: K / Ka Band Testing
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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 wideband solution expertly engineered for mission-critical millimeter-wave applications. Crafted from aerospace-grade 6061 Aluminum alloy with a precision stainless steel 2.92mm (K) interface, it delivers high-power endurance up to 300W. Designed and manufactured in Taiwan, this antenna ensures exceptionally uniform gain and low signal reflection across the K and Ka bands, making it the premier choice for 5G research, professional EMC testing, and high-fidelity Signal Integrity measurements.
Technical Specifications
Electrical & RF Performance
Frequency Range 18.0 GHz to 40.0 GHz
Antenna Type Double-Ridged Horn (Directional)
V.S.W.R (Average) 2.5 : 1
Nominal Gain 10 dBi to 17 dBi
Antenna Factor 40 to 50 dB/m
Maximum Power Handling 300W (Peak) / 150W (CW)
Vertical Beamwidth 24°
Horizontal Beamwidth 28°
Connector Type 2.92mm (K) Female (Stainless Steel)
Impedance 50 Ohm
Mechanical & Environmental
Dimensions (L x W x H) 74 x 55 x 38 mm
Net Weight (N.W) 90 g (Ultra-Lightweight)
Body Material 6061 Aluminum Alloy
Mounting Interface L-Type Aluminum Bracket (M5/M2.5)
Operating Temperature -10°C to +60°C
Application Environment Indoor Laboratory / Field Deployment
Safety Compliance RoHS, WEEE, CE, FCC
Manufacturing Origin Taiwan Design / Made in Taiwan (FT-RF)
Key Tactical Advantages

High Power Endurance

Reliably supports up to 300W peak power loads, providing a robust radiator for high-intensity RF testing and high-field EMC susceptibility measurements.

Instrument Protection

Integrated DC short lightning protection provides a specialized discharge path to safeguard expensive connected measurement instrumentation from transient surges.

Uniform Broadband Gain

Engineered to deliver a consistent gain profile across the multi-octave 18-40GHz band, ensuring repeatable and traceable Signal Management results.

Ultra-Compact Architecture

Weighing only 90g, this high-grade aluminum antenna is ideal for space-constrained measurement setups or mobile monitoring arrays.

Contact Our Engineering Expert

Contact our team to obtain specialized gain calibration reports, individual radiation patterns, or customized mechanical mounting data.