Garmin G3X Touch Pilot's Manual page 27

• GAD 27
– Provides a power source to keep essential avionics online during engine start (14V
airframes only).
– Supports wig-wag function where the landing and taxi lights are flashed in an
alternating fashion (14V and 28 V airframes).
• GAD 29B/29D
– ARINC 429 interface: Transmits and receives ARINC 429 signals for interface to
panel-mount IFR GPS navigators.
190-02472-00 Rev. D
GAD 27
GAD 29B
Garmin G3X Touch ™ Pilot's Guide for Certified Aircraft
System Overview
5