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SPECIFICATIONS MECHANICAL DRAWINGS PHASE CENTRE
Please refer to the Mechanical Drawings before reading this
section.
HEIGHT = Vertical phase centre offset from antenna reference
point or antenna reference plane (ARP), see the
MECHANICAL DRAWINGS section of this guide.
For relative offset numbers and phase centre variation (PCV)
tables, please visit the U.S. National Geodetic Survey (NGS)
website at www.ngs.noaa.gov/ANTCAL/.
For absolute offset numbers and to download PCV tables,
please visit the GEO++ website at www.geopp.com.
When using either of the websites mentioned above, look for the
NovAtel listing of your antenna model and its hardware revision.
At the time of print, we are unable to provide typical absolute and
relative offset numbers for the current ANT-A72GA-TW-N
antenna model. Please check our website for updates to this
manual at www.novatel.com/Downloads/docupdates.html
and
the websites mentioned above.
If you need any further advice on this matter, please visit our
website at www.novatel.com. Other methods of contacting
Customer Service can be found on the last panel of this guide.
WARRANTY POLICY
NovAtel Inc. warrants that its Global Positioning System (GPS) products are free from
defects in materials and workmanship, subject to the conditions set forth below, for the
following periods of time:
GPSAntenna™ Modules: One (1) Year
Cables and Accessories: Ninety (90) Days
Date of sale shall mean the date of the invoice to the original customer for the product.
NovAtel's responsibility respecting this warranty is limited solely to product repair at an
authorized NovAtel location only. Determination of repair will be made by NovAtel personnel
or by technical personnel expressly authorized by NovAtel for this purpose.
The foregoing warranties do not extend to
(i) nonconformities, defects or errors in the products due to accident, abuse, misuse or negli-
gent use of the products or use in other than a normal and customary manner, environmental
conditions not conforming to NovAtel’s specifications, or failure to follow prescribed installa-
tion, operating and maintenance procedures, (ii) defects, errors or nonconformities in the
products due to modifications, alterations, additions or changes not made in accordance with
NovAtel’s specifications or authorized by NovAtel, (iii) normal wear and tear, (iv) damage
cause by force of nature or act of any third person, (v) shipping damage; or (vi)service or
repair of product by the dealer without prior written consent from NovAtel.
In addition, the foregoing warranties shall not apply to products designated by NovAtel as
beta site test samples, experimental, developmental, preproduction, sample, incomplete or
out of specification products or to returned products if the original identification marks have
been removed or altered.
The warranties and remedies are exclusive and all other warranties, express or implied,
written or oral, including the implied warranties of merchantability or fitness for any particular
purpose are excluded.
NovAtel shall not be liable for any loss, damage or expense arising directly or indirectly out of
the purchase, installation, operation, use or licensing or products or services. In no event
shall NovAtel be liable for special, indirect, incidental or consequential damages of any kind
or nature due to any cause.
There are no user-serviceable parts in the GPSAntenna and no maintenance is required. If
the unit is faulty, replace with another unit and return the faulty unit to NovAtel Inc. You must
obtain a RETURN MATERIAL AUTHORIZATION (RMA) number by calling NovAtel
Customer Service at 1-800-NOVATEL (U.S. and Canada only) or 403-295-4900 before ship-
ping any product to NovAtel or a dealer. Once you have obtained an RMA number, you will
be advised of proper shipping procedures to return any defective product. When returning
any product to NovAtel, please return the defective product in the original packaging to avoid
damage.
Note:Before shipping any material to NovAtel or our Dealer, please obtain a Return Material
Authorization (RMA) number from the point of purchase. You may also visit our website
(http://www.novatel.com) and select Support | Repair Request from the side menu.
QUESTIONS OR COMMENTS
If you have any questions or comments regarding your antenna, please contact NovAtel
Customer Service using one of methods provided below.
Email: support@novatel.ca
Web: www.novatel.com
Phone: 1-800-NOVATEL (U.S. & Canada)
403-295-4900 (International)
Fax: 403-295-4901
© Copyright 2002-2011 NovAtel Inc. All rights reserved. Printed in Canada on recycled
paper. Unpublished rights reserved under international copyright laws. Recyclable.
OM-20000084 Rev 3 December 2011
RF
3 dB pass band (typical)
L1: 1575.42 ±12 MHz
L2: 1227.60 ±12 MHz
Out-of-band rejection (typical) > 40 dBc
Gain at zenith (
= 90°) (min)
L1: +4.7 dBic L2: +3.3 dBic
Gain roll-off (zenith to horizon) L1: +6.5 dB L2: +7.1 dB
LNA gain (typical) L1: 31dB / L2: 33 dB ±2 dB
Polarization Right-hand circular
Noise figure (typical) 3.0 dB
Nominal impedance 50
VSWR 1.5 : 1
POWER
Input voltage 2.5 - 24.0 VDC
Current (typical) 35 mA
PHYSICAL
Dimensions
W: 76.20 mm / 3.000”
L: 119.38 mm / 4.700”
H: 17.60 mm / 0.693”
Weight 198 g (7.0 oz.)
ENVIRONMENTAL
Maximum altitude 21,336 m (70,000 ft.)
Operating temperature -55°C to +85°C (-67°F to +185°F)
Storage temperature -55°C to +85°C (-67°F to +185°F)
Designed to meet these
standards
DO-160D
DO228
MIL-C-5541
MIL-E-5400
MIL-I-45208A
MIL-STD-810
SAE J1455
ARP
Dimensions are in inches
followed by [mm]
HEIGHT