Jirous Directional antenna JCMA-17

Product code: #43199
Manufacturer: Jirous
  • Frequency range: 17.1 – 17.3 GHz
  • Beam width: 11°
  • Input/output: Circular waveguide Ø 11 mm
  • Polarization: Vertical / Horizontal
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Jirous Directional antenna JCMA-17


The JCMA-17-50 dual-polarization directional antenna is designed for links in the 17 GHz frequency band. The antenna was designed as a small antenna for short-range directional links.

Electrical Parameters:

  • Frequency Range: 17.1 – 17.3 GHz
  • Gain: 22.6 ± 0.6 dBi
  • Return Loss: ≥ 18 dB
  • Beamwidth -3 dB: 11°
  • Front-to-Back Ratio: ≥ 45 dB
  • Cross-Port Isolation: ≥ 45 dB
  • Polarization: Vertical / Horizontal

Mechanical Parameters:

  • Input / Output: Circular Waveguide Ø 11 mm
  • Housing: UV-resistant ABS plastic
  • Mounts on a Ø 40 - 120 mm mast
  • Antenna weight: 2.2 kg (4.9 lbs)
  • Bracket weight: 3.5 kg
The antenna is supplied with a robust bracket that allows for easy mast mounting. The bracket can be mounted separately on the mast.

Then simply hang the antenna with the built-in microwave module. The entire antenna system is characterized by exceptional stability in wind. The bracket allows for precise elevation (gradient) and azimuth adjustment within a range of ±20°.
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Datasheet 0.51 MB