HELI-A0106 is a dual port helical spiral, right-hand circularly polarised antenna designed operating in the 430 - 450 MHz and 900 - 930 MHz bands. The antenna provides broad beam coverage without nulls or reduction in performance. The 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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Frequency range | Band A 430 - 450 MHz Band B 900 - 930 MHz |
Gain | > 8 dBi (typical) |
Beamwidth | Band A 60° (typical) Band B 55° (typical) |
Polarisation | Band A RHCP Band B RHCP |
Nominal impedance | 50 O |
VSWR | < 2.0:1 |
Power handling: | 150 W CW |
Connector | 2 x N-type female |
Overall length | 650 mm |
Diameter | 230 mm (Radome) 470 mm (Mounting flange) |
Weight | < 10 kg including bracket |
Material | Aluminium |
Colour | Painted on request |
Temperature range | Storage: -41 °C to +71 °C. Operation -31 °C to +55 °C |
Weatherproofing | IP 66 |