Tas Traffic (Optional) - Garmin GTN 750 Pilot's Manual

10.2
Foreword
NOTE: TIS and Traffic Advisory System (TAS) may not both be configured
Getting
at the same time.
Started
Audio &
TAS data comes from a TAS unit such as a Garmin GTS 800 or 820, Skywatch
Xpdr Ctrl
497, KTA 810, or other unit.
Com/Nav
Refer to the appropriate Traffic Advisory System' s Pilot' s Guides for a detailed
discussion of the respective traffic advisory system.
FPL
The type of traffic systems that is installed is described by the Traffic Page
keys. If a Traffic Advisory System (TAS) is configured, a Traffic Mode and
Direct-To
Altitude Filter key will be displayed.
Proc
NOTE: Pilots should be aware of TAS system limitations. TAS systems
require transponders of other aircraft to respond to system interrogations.
Charts
If the transponders do not respond to interrogations due to phenomena
such as antenna shading or marginal transponder performance, traffic may
Wpt Info
be displayed intermittently, or not at all. Aircraft without altitude reporting
capability are shown without altitude separation data or climb descent
Map
indication. Pilots should remain vigilant for traffic at all times.
Traffic
WARNING: The Traffic Advisory System (TAS) is intended for advisory use
only to aid the pilot in visually acquiring traffic. No avoidance maneuvers
Terrain
should be based solely upon TAS traffic information. It is the responsibility
of the pilot in command to see and maneuver to avoid traffic.
Weather
A Traffic Advisory System (TAS) enhances flight crew situational awareness
Nearest
by displaying traffic information for transponder-equipped aircraft. The TAS
also provides visual and aural traffic alerts including voice announcements to
Music
assist in visually acquiring traffic.
When the TAS is in Operating Mode, the unit interrogates the transponders
Utilities
of intruding aircraft while monitoring transponder replies. The TAS uses this
information to derive the distance, relative bearing, and if reported, the altitude
System
and vertical trend for each aircraft within its surveillance range. The TAS then
calculates a closure rate to each intruder based on the projected Closest Point of
Messages
Approach (CPA). If the closure rate meets the threat criteria for a Traffic Advisory
Symbols
(TA), visual and aural alerting is provided.
Appendix
10-10
Index

TAS Traffic (Optional)

Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. B