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HX-CH4605A UAV/Helix Antenna

Harxon HX-CH4605A UAV/Helix Antenna

GPS L1/L2 + GLONASS L1/L2 with 36dB Gain



The HX-CH4605A UAV/helix antenna supports GPS L1/L2 and GLONASS L1/L2 signals with a small and lightweight design. This antenna is suitable for applications such as for GIS, unmanned aerial vehicle (UAV) and drone applications where high precision is required.

The HX-CH4605A antenna has exceptional pattern control, polarization purity and high efficiency in a very compact form factor. It offers high gain and wide beam width to ensure the signal reception even at low elevation angles. The HX-CH4605A meets IP65 standards for dust and water.


  • Supports GPS L1/L2, GLONASS L1/L2 signals
  • High stability and high repeatability at phase center
  • High gain provides superior tracking performance at low elevation angle
  • Very low noise figure
  • Well suited for GIS, UAV and drone applications
  • Meets IP65 standards for dust and water
  • Ultra light weight

Technical Specifications

GPS:L1, L2
Nominal Impedance:50Ω
Axial Ratio:≤3dB
Azimuth Coverage:360°
Output VSWR≤2.0
Peak Gain:3dBi
LNA Gain:33dB (typical)
Noise Figure:≤2.0dB
Operation Voltage:+3.3VDC
Operation Current:≤55mA (maximum)
Dimensions:¢27.5 x 124 mm
Connector:SMA male
Weight:35 g
Operating Temperature:-40 °C to +70 °C
Storage Temperature:-40 °C to +70 °C
Humidity:95% non-condensing


The HX-CH4605A UAV/helix antenna from Harxon is available through TerrisGPS. Please use the Request Pricing form to contact us for further information.

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Client Testimonials

"Thanks for all the troubleshooting help, also to John for his assistance and the prompt answers from you guys!"

F.A. - Survey Industry

"Thank you for your prompt service. All seems to be working well again. Your techs were very helpful with the troubleshooting."

J.O. - Ground Navigation

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