General Information
1-12
560-0982-01 Rev L
GNS 480 (CNX80) Installation Manual
1.3.10
Antenna Requirements
1.3.10.1
GPS Antennas
Antenna performance is critical to the GPS/WAAS operation. Refer to the following sections and tables
for selection of the GPS/WAAS antenna.
Other TSO-C144 antennas may meet the installation requirements of the GNS 480 (CNX80) models.
Contact Garmin to ensure compatibility and applicable operational limitations before beginning the
installation.
NOTE
Record the GPS Antenna model and part number in the Post Installation Checkout Log,
and in the GNS 480 (CNX80) AFMS Limitations section.
1.3.10.1.1
Antennas Without Operational Limitations
The list of TSO-C144 antennas shown in Table 1-1 allow the GNS 480 (CNX80) models to meet TSO-
C146a requirements
without
the operational limitations specified in the Limitations Section 5.2 of this
manual.
Table 1-1 Antennas Without Operational Limitations
Model / Description
Mount Style
Conn
Type
Mfr Part
Number
Garmin Order
Number
Additional
Requirements
Garmin 013-00235-00
013-00235-00
GA 35, GPS/WAAS
[6]
Screw mount,
Teardrop
footprint
[1]
TNC
Aero
Antenna
AT575-93GW -TNCF-
000-RG-27-NM
013-00235-00
Garmin 013-00244-00
013-00244-00
GA 36, GPS/WAAS
[6]
Screw mount,
ARINC 743
TNC
Aero
Antenna
AT575-126GW-
TNCF-000-RG-27-
NM
013-00244-00
Garmin 013-00245-00
013-00245-00
GA 37, GPS/WAAS
+XM [6]
Screw mount,
ARINC 743
TNC
TNC
Aero
Antenna
AT2300-126GW-
TNCF-000-RG-27-
NM
013-00245-00
Comant ,
GPS/WAAS+VHF [4]
[6]
Screw mount,
Teardrop
COM
TNC
BNC
[3]
Comant CI-2580-200
N/A
Comant GPS/WAAS
+VHF [4] [6]
Screw mount,
Teardrop
TNC
BNC
[3]
Comant CI-2728-200
N/A
Comant GPS/WAAS
+XM+VHF [3] [4] [6]
Screw mount,
Teardrop
COM
TNC
TNC
BNC
[5]
Comant CI-2728-410
N/A
Garmin
A33W, WAAS [2] [4]
[6]
Screw mount
TNCF
Aero
Antenna
013-00261-00
013-00261-00
Must have
GPS software
V3.1 or later to
operate without
limitations.
GPS software
V1.x or V2.x
operational
limitations in
Section 5.2 of
this manual
apply.
[1] Same mounting hole pattern as GA 56, but GA 35 antenna has a physically larger footprint.
[2] The A33W was designed to be a compatible
replacement
for the original A-33. See Appendix G for
removal and replacement instructions. The A33W is not intended for new installations. The GA 35 is
recommended for new installations.
[3] The GPS/WAAS connector is a TNC type. The VHF connector is a BNC type.
[4] Installation of this antenna is not covered by the Garmin GA Antenna AML STC SA01695SE.
[5] The GPS/WAAS connector is a TNC type. The XM connector is a TNC type. The VHF connector is a
BNC type.
[6] Compatible on aircraft equipped with SATCOM.
Содержание GNS 480
Страница 1: ...GNS 480 CNX80 Color GPS NAV COM Installation Manual November 2008 560 0982 01 Rev L...
Страница 10: ...Table of Contents viii 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 32: ...General Information 1 22 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 44: ...Installation Procedures 2 12 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Figure 2 3 GNS 480 Dimensions...
Страница 80: ...Installation Procedures 2 48 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 134: ...Periodic Maintenance 6 2 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 158: ...Appendix D Interconnect Diagrams D 2 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 191: ...GNS 480 CNX80 Installation Manual 560 0982 01 Rev L D 35 Figure D 17 GNS 480 to GDU 620 Interconnect Diagram...
Страница 192: ...D 36 560 0982 01 Rev Notes...
Страница 194: ...Appendix E Acceptable Aircraft by Evaluation E 2 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 196: ...Appendix F Optional Accessories Not Supplied F 2 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
Страница 198: ...Appendix G Removal and Replacement Considerations G 2 560 0982 01 Rev L GNS 480 CNX80 Installation Manual Notes...
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