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GPS RECEIVERS
Function GPS is used to establish the location of the vehicle using GPS satellites. The data can be used to establish the road centreline or the position of roadside events.

With GPS receivers there is a price-performance tradeoff.  We offer a range of configurations and accuracy’s to suit your requirements and budget.

The Starfire system (www.navcomtech.com) provides real-time differential corrections and accuracy on  of better than 10cm anywhere in the world. The output positions rate can be up to 50Hz (depending on model).

The Trimble XRS/XR, XT and XH receivers, all have sub meter post-processed DGPS accuracy.

Using our ROMDAS for Windows software with any of the above Trimble receivers, the receiver settings are directly controlled from ROMDAS and the data can additionally be stored as Trimble SSF files which can be differentially post processed using Trimble Pathfinder Office (Pathfinder Office software is an additional purchase) or the Pathfinder Express online service.

The GARMIN 12XL system will give accuracies in the 6-10 m range. It cannot be post-processed. This is adequate for many applications.

All receivers supplied by us come complete with vehicle power supplies, magnetic mounted antennae and other cables as needed to connect to the PC.

Star Fire

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Trimble Pro-XRS/XR

Trimble Pro-XT/XH

Trimble Geo-XT/XH

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Garmin 12XL

Options
  • Use of a gyroscope to correct for loss of satellite lock
Components
  • GPS receiver
  • GPS antenna
  • Cables
Price
  • Garmin 12XL, auto kit and RS-232
  • Trimble Pocket Pathfinder
  • Trimble Pro-XR
  • Trimble Pro-XRS
  • Trimble Geo XT
  • Star Fire
Contact info@romdas.com for a quotation
Recommended Accessories
  • A gyroscope to estimate co-ordinates when there is a loss of satellite lock
  • A PCMCIA Serial Card is required unless the computer has 2 serial ports
  • Must activate ROMDAS GPS Survey option
Recommended Spares None
 

   dcllogo.gif (9073 bytes)© 2006 Data Collection Ltd. All rights reserved.  Last updated 28 August 2006