Novatel A031 Choke Ring (GPS-501) User manual

Novatel
Brand
Novatel
Model
A031 Choke Ring (GPS-501)
Category
Network antennas
Type
User manual

Novatel A031 Choke Ring (GPS-501)

The Novatel A031 Choke Ring is designed to be used with the NovAtel GPSAntenna Model 501 to reduce GPS signal multipath reflections and thus enable greater accuracy in positioning calculations. It has a diameter of 64.64 mm, a height of 368.7 mm, and weighs 5.2 kg. It mounts to a standard surveying tripod (with 5/8" mounting bolt) or other equivalent mounting structure using a 5/8" - 11 UNC tripod bolt mount.

Novatel A031 Choke Ring (GPS-501)

The Novatel A031 Choke Ring is designed to be used with the NovAtel GPSAntenna Model 501 to reduce GPS signal multipath reflections and thus enable greater accuracy in positioning calculations. It has a diameter of 64.64 mm, a height of 368.7 mm, and weighs 5.2 kg. It mounts to a standard surveying tripod (with 5/8" mounting bolt) or other equivalent mounting structure using a 5/8" - 11 UNC tripod bolt mount.

4
SPECIFICATIONS
Diameter: 368.70 mm
Height: 64.64 mm
Weight: 5.2 kg
Mounting: 5/8" - 11 UNC, tripod bolt mount
Top View Bottom View
Side
368.7 mm
64.64 mm
NovAtel warrants this Product sold by NovAtel to be free from defects in materials and
workmanship for a period of 90 days from the original purchase date.
NovAtel's responsibility with regard to this limited warranty shall be limited solely to repair or
replacement, at its option, of any Product which fails during normal consumer use. This warranty
does not extend to damage or failure which results from misuse, neglect, accident, alteration, abuse,
improper installation or maintenance.
To exercise this limited warranty, you must obtain a RETURN MATERIAL AUTHORIZATION
(RMA) NUMBER by calling 1-800-280-2242, or 403-295-4900, before shipping any product to
NovAtel. Any defective product should be returned, insured and freight prepaid, securely packaged,
to the following address:
NOVATEL COMMUNICATIONS LIMITED
GPS REPAIR CENTRE
6732 - 8th Street N.E.
Calgary, Alberta, Canada
T2E 8M4
1995 NovAtel Communications Ltd. All rights reserved.
Unpublished rights reserved under International copyright laws.
Printed in Canada.
March 1995
GI-00110033 Rev 1.0
Printed in Canada
on recycled paper
90 DAY LIMITED WARRANTY
NovAtel GPSAntenna
ACCESSORY
— Installation Guide —
CHOKE RING
2 3
INTRODUCTION
The NovAtel GPSAntenna Choke Ring accessory has been designed to provide
a light-weight, low-cost solution for the problem of GPS signal multipath
reflections. It is intended for use with the NovAtel GPSAntenna Model 501.
The Choke Ring's unique construction substantially reduces multipath
measurement errors which in turn enables greater accuracy in your positioning
calculations.
MATERIALS
Supplied:
• 1 - Choke Ring, Model A031
• 2 - Antenna mounting screws (6 - 32 x 1/2")
Other Required:
• 1 - GPSAntenna, Model 501
• 1 - Antenna cable (NovAtel GPS standard)
• 1 - Standard surveying tripod (with 5/8" mounting bolt), or other
equivalent mounting structure
INSTALLATION
Before you begin setting up your NovAtel GPSAntenna Choke Ring, refer to
Figure 1 on page 3. The procedure is as follows:
1) From the bottom of the Choke Ring, feed the TNC connector end of the
antenna cable through the cable feed hole.
2) Connect the TNC connector to the GPSAntenna and tighten.
3) Seat the GPSAntenna into the center mounting area of the Choke Ring.
4) Insert each of the two antenna mounting screws through the bottom of the
Choke Ring and tighten to the bottom of the GPSAntenna base.
5) Set the Choke Ring onto the tripod mounting plate and tighten the 5/8" bolt
to the bottom of the Choke Ring base.
Figure 1 - Choke Ring Assembly
1
2
44
5
1
3
  • Page 1 1
  • Page 2 2

Novatel A031 Choke Ring (GPS-501) User manual

Novatel
Brand
Novatel
Model
A031 Choke Ring (GPS-501)
Category
Network antennas
Type
User manual

Novatel A031 Choke Ring (GPS-501)

The Novatel A031 Choke Ring is designed to be used with the NovAtel GPSAntenna Model 501 to reduce GPS signal multipath reflections and thus enable greater accuracy in positioning calculations. It has a diameter of 64.64 mm, a height of 368.7 mm, and weighs 5.2 kg. It mounts to a standard surveying tripod (with 5/8" mounting bolt) or other equivalent mounting structure using a 5/8" - 11 UNC tripod bolt mount.

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