Reference; Terminology; Acronyms - Garmin GTX 330D Maintenance Manual

1.6 Reference

1.6.1

Terminology

Except where specifically noted, references made to the GTX 33X or GTX 3X5 will apply to the
GTX 330/330D/33/33D or GTX 335/335R/345/345R respectively.
ADS-B or ADS-B Out refers to version 2 ADS-B Out only.
ADS-B In refers to TIS-B traffic and FIS-B weather received from ground stations over UAT as well as
ADS-B and ADS-R traffic targets received directly over 1090 MHz or UAT.
Throughout this document references will be made to metallic aircraft. For the purposes of this manual,
metallic aircraft will be those with an aluminum skin. Nonmetallic aircraft refers to all other aircraft
(e.g., wooden aircraft, aircraft with composite skin, or aircraft with tube and fabric construction).
Unless otherwise stated, all units of measure are US standard units.
The term squitter refers to a burst or broadcast of aircraft-tracking data that is transmitted periodically by a
Mode S transponder without interrogation from a controller's radar.
1.6.2

Acronyms

AC: Advisory Circular
ADC: Air Data Computer
ADS-B: Automatic Dependent Surveillance -
Broadcast
AHRS: Attitude Heading Reference System
AML: Approved Model List
ATC: Air Traffic Control
ATCRBS: Air Traffic Control Radar Beacon System SPI:
EGNOS: European Geostationary Navigation
Overlay Service
ES: Extended Squitter
FAA: Federal Aviation Administration
FIS-B: Flight Information System-Broadcast
GAE: Garmin Altitude Encoder
GNS: Garmin Navigation System
GNSS: Global Navigation Satellite System
GPS: Global Positioning System
GTN: Garmin Touchscreen Navigator
GTX: Garmin Transponder
190-00734-11
Rev. 6
ICA: Instructions for Continued Airworthiness
ICAO: International Civil Aviation Organization
I/O: Input/Output
MFD: Multifunction Display
PED: Portable Electronic Device
SBAS: Satellite-Based Augmentation System
Special Position Identifier
SRM: Structural Repair Manual
STC: Supplemental Type Certificate
TAS: Traffic Advisory System
TCAS: Traffic Alert and Collision Avoidance
System
TIS: Traffic Information Service
TSO: Technical Standard Order
UAT: Universal Access Transceiver
VSWR: Voltage Standing Wave Ratio
WAAS: Wide Area Augmentation System
GTX 33X and GTX 3X5 ADS-B Maintenance Manual
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