G-1090 Air Traffic Receiver for ADS-B, Multilateration and FLARM


The G-1090 is an air traffic signal receiver. It natively detects aircraft equipped with ADS-B, Mode S and Mode A/C transponder, visible in the line of sight of the device.

The G-1090 sends the received aircraft messages to the INVOLI server via an internet connection (ethernet or 4G, in option), allowing to perform Multilateration.

The positions of the aircraft detected by the G-1090 receiver are available on INVOLI.live and INVOLI API & STREAM.

On-demand, the G-1090 receiver can offer detection of FLARM equipped aircraft, drones, or gliders, or can be accompanied by a tripod and a battery for mobile external usage.

Download G-1090 specifications 

Download G-1090 user manual  




  • Detection of ADS-B, Mode S, Mode A/C signals on 1090 MHz frequency
  • Measure of local atmospheric pressure, to compensate pressure altitude
  • Plug-and-play
  • Communication and power via Power Over Ethernet (PoE)
  • Rugged Metallic box for mounting in exterior (IP67)
  • Cavity filter for proper insulation of 1090 MHz frequency
  • Surge protection
  • Provided with antennas
  • Integration within INVOLI.live and INVOLI API and STREAM
  • Swiss Made
  • CE / FCC certifications



  • Detection of FLARM aircraft (extended range), including lifelong FLARM license
  • Internet connectivity via 4G (SIM card not provided)
  • Power adapter from 110V/220V to PoE
  • Tripod for mobile operations
  • External battery for mobile operations



  • The G-1090 will detect air traffic in its line of sight. It has to be installed on a high location (e.g. rooftop, telecommunication infrastructure).
  • The installation location should have at least power.
  • The data acquired from the G-1090 receiver is visible on INVOLI.live and INVOLI API and STREAM



  • Detection of Mode S and Mode A/C aircraft is only possible via Multilateration
  • Multilateration is only possible when the signal emitted by the aircraft is received by multiple G-1090 receivers (ideally 5, but the more is better). The configuration of the devices and the position of the aircraft have an impact on Multilateration precision.
  • Aircraft equipped with ADS-B and FLARM are broadcasting their position at regular intervals. On the other side Mode S and Mode A/C aircraft broadcast their signal only when interrogated by a Secondary Radar. For this reason, the detection of such devices is possible only when 1030 MHz radar interrogations are present.
  • Aircraft not equipped with a transponder (non-cooperative air traffic) are not visible by the receiver.