VDL Mode 4 Aviation Transponders
The VDL 4000/A transponder is a multi-purpose data link transponder developed for commercial transport aircraft and operates in accordance with the ICAO standards for the VDL Mode 4 digital radio link. This transponder supports services for all phases of flight such as a complete gate-to-gate operation, including following applications: departure clearance, 4D trajectory exchange and advanced surface movement, guidance and control operation. Services such as ADS-B, TIS-B, FIS-B, point-to-point communication and DGNSS augmentation (GNS-B) are embedded and fully supported by the transponder.
The form factor of the transponder corresponds to the Arinc 600 standard and includes Arinc 600 connectors and Arinc 429 interfaces. The transponder is certified and delivered with an EASA Form 1 tag. This certification level allows the equipment to be used onboard aircraft for non-safety-critical applications.
The VDL 4000/GA transponder is a multi-purpose data link transponder designed to support the requirements of general aviation. The data link transponder provides ADS-B and supports other services, such as weather and traffic information, and has several interfaces to support a cockpit display of traffic information (CDTI).
The transponder is certified and delivered with an EASA Form 1 tag. This certification level allows the equipment to be used onboard aircraft for non-safety-critical applications.
The transponder supports services such that a complete gate-to-gate operation; departure clearance, en route, terminal, approach, landing, and surface movement, guidance and control operation. It broadcasts the aircraft"s position, identity, velocity, projected track, altitude, and more to other equipped aircraft in the vicinity, as well as to ground stations.
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