Garmin GDL 88 User Guide - Page 23

* Indicates Multiple Targets. Touch the target to show all targets. Then touch next to get info on each of the targets. Map ADS-B and TCAS Orientation Status and Altitude Filter Selected Traffic Info Traffic Motion Vector (Green) Touch For Next Target Ownship Icon Traffic Display Radius Proximate Non-Directional Traffic Selected Vector Motion and Duration Touch To View Traffic Menu Figure 4-2 AIRB Display with the GTN 7XX SURF is in operation within the terminal environment (within five NM and less than 1,500 feet above field elevation). When SURF is running, and the zoom scale on the traffic display is less than two NM, the airport environment (including taxiways and runways) will be displayed in addition to traffic. This is to aid in situational awareness of runway occupancy/availability, etc. ADS-B and TCAS Status and Altitude Filter Map Orientation Traffic Display Radius Ownship Icon Selected Vector Motion and Duration Touch To View Traffic Menu Figure 4-3 SURF Display with the GTN 7XX Due to the varying precision of the data that may be received via ADS-B, ADS-R, and TIS-B, all traffic targets may not be depicted on the traffic display. Because higher data precision is required for display in the SURF environment, some 190-01122-03 Rev. A GDL 88 ADS-B Transceiver Pilot's Guide 4-3