The ANT9009H transmit antenna has been designed for GBAS VHF Data Broadcast. It is composed of two levels of H-POL orthogonal half-wave dipoles and it provides an omnidirectional.
Main Features
■ Frequency range : 108-118 MHz
■ Polarization : Horizontal
■ Impedance : 50 Ω
■ VSWR : <1.5:1
■ Vertical pattern : semi-hemispheric
■ Horizontal pattern : omnidirectional at + 0.5 dB
■ Nominal gain : 3 dBi
■ Input power : 300 W cw
■ Connector : N female
■ Mechanical characteristics
■ Height : 2.83 m
■ Max width : 1.7 m
■ Weight : <20 kg
■ Temperature : -40 to +70 °C
■ Equivalent surface : 0.45 m2
■ Max wind without ice : 200 km/h (with mast)
■ Mounting : optional mast available
■ Optional obstruction lights : ICAO compliant, 100 000 H