VHF data link for GBAS landing systems

Transmitter | EM9009

The TELERAD VDB system is specifically tailored to meet or exceed the VDB GBAS and LAAS, requirements. The EM9009 Transmitter is designed to broadcast the GPS correction data.

Main Features

• GBAS VDB
• Small size, weight and footprint
• 108.025 - 117.950 MHz frequency band
• 10 - 80 W RF output power
• D8PSK, 10500 symbols/s
• Remote control and maintenance capability
• AC and DC power supplies or DC power supply only

Receiver | RE9009

The TELERAD VDB system is specifically tailored to meet or exceed the VDB GBAS, GAS and LAAS, requirements. the RE9009 Receiver permits to monitor the VDB signal in space.

Main features

• GBAS VDB
• Small size, weight and footprint
• 108.025 - 117.950 MHz frequency band
• D8PSK, 10500 symbols/s
• Remote control and maintenance capability
• AC and DC power supplies or DC power supply only

Antenna | ANT9009H

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

Receiver | RB9009A

The Airborne DGPS VHF Data Broadcast receiver RB9009A has been designed for CAT I and SCAT I operation in the 108.025- 117.950 MHz frequency range 

Mechanical characteristics

• Width : 240 mm
• Overall depth : 154.2 mm
• Height : 30 mm
• Weight : 850 g

Note : Mechanical characteristics can be customized to meet customer’s needs.

Climatic characteristics

• Operation assured between -20 °C and +55 °C at relative humidity : 95 % at 40 °C (non-condensing)
• Storage : -40 °C to +80 °C