This product comes from Alaris Antennas catalogues

Dual port Helical Antenna

HELI-A0104
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HELI-A0104 is a dual port helical spiral, right-hand circularly polarised antenna designed operating in the 1160 - 1260 MHz and 1559 - 1610 MHz bands. The antenna provides broad beam coverage without nulls or reduction in performance.brThe antenna features a low VSWR and high gain over both operating bands with a light weight, yet robust radome to protect the radiator.

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Specifications

Frequency range Band A 1160 - 1260 MHz
Frequency range Band B 1559 - 1610 MHz
Gain > 12 dBi (typical)
Beamwidth Band A 29° (typical)
Beamwidth Band B 36° (typical)
Polarisation: Band A RHCP
Polarisation: Band B RHCP
Nominal impedance 50 O
VSWR < 2.0:1
Power handling 100 W CW
Connector 2 x N-type female
Overall length 608 mm
Diameter 98 mm (Radome A) 64 mm (Radome B) 248 x 432 mm (Mounting flange)
Weight < 3 kg including bracket
Material Aluminium

    Product Applications

    Electronic Countermeasures
  • Communications Jamming
  • Counter UAV

    Design Features

  • High gainbrHigh powerbrLow VSWR