Novatel GNSS-303L-A User Manual

The GNSS-303L-A is an active GNSS antenna that receives the GPS, GLONASS, Galileo, BeiDou, NavIC
and L-Band signals.
This guide provides the basic information you need to install and begin using your new antenna.
ADDITIONAL EQUIPMENT REQUIRED
• A device with an antenna input port that both receives the RF signal and provides 3.8 – 6.0 VDC to
the antenna is required for the GNSS-303L-A. NovAtel GNSS receivers provide the necessary
power through their antenna RF connectors.
• Coaxial cable with a male TNC connector
INSTALLING THE ANTENNA

The integrator of this antenna is responsible for ensuring antenna installation meets all the
overall integrated system requirements.

Refer to Section 307 of
AC%2043.13-2B.pdf
Both the input DC power and the output RF signal use a single coaxial cable connected to the unit's TNC
female connector.
The antenna attaches to a surface with an ARINC-743 bolt pattern. Four screws pass through the antenna
housing.
To install the antenna:
1. Install the supplied o-ring into the groove on the antenna base.

User supplied o-ring grease can hold the o-ring in the groove during installation.
2. Drill the mounting holes and the connector clearance hole on the mounting surface. See the
Mechanical Drawings section for mounting pattern details.
www.faa.gov/documentLibrary/media/Advisory_Circular/
for information about antenna bonding in aircraft applications.
GNSS-303L-A
USER GUIDE
GM-14915163 Rev 2 March 2018
1