Features Summary; Gsu 73 Hardware Mod Level History; General Specifications - Garmin G3X Touch Installation Manual

19.1.1 Features Summary

Air Data
Pressure Altitude
Density Altitude
Vertical Speed
Mach Number
Indicated Airspeed
True Airspeed
AHRS
Magnetic Heading
Pitch Angle
Roll Angle
Linear Accelerations
Pitch, Roll, Yaw Rotation Rates

19.2 General Specifications

See Section 2.2 for power/current specifications, and
The following table identifies hardware modification (Mod) Levels for the GSU 73 LRU. Mod Levels are
listed with the associated service bulletin number, service bulletin date, and the purpose of the
modification. The table is current at the time of publication of this manual (see date on front cover) and is
subject to change without notice.
SERVICE
MOD
BULLETIN
LEVEL
NUMBER
1 N/A
2 N/A
190-01115-01
Rev. AC
Interfaces
CAN (1)
RS-232 (2 TX/2 RX)
ARINC 429 (4 RX/2 TX)
OAT Probe (GTP 59)
Magnetometer (GMU 22) (1 RS-232 TX/ 1 RS-485 RX)
Engine/Airframe
27 Analog Inputs
4 Digital Inputs
4 Discrete Inputs
2 Discrete Outputs

GSU 73 HARDWARE MOD LEVEL HISTORY

SERVICE
BULLETIN
DATE
N/A Improved HSCM accuracy when using +28 V supply
Improved backup capacitor circuit to increase backup time in
N/A
certain under-voltage conditions
G3X/G3X Touch Installation Manual - GSU 73 Installation
Section 2.4.1 for dimension/weight specifications.
PURPOSE OF MODIFICATION
Page 19-2