Introduction
The LR9450 is a highly sensitive and compact GPS mouse with low power consumption.
Built with SiRFStarIII™ architecture and USB interface it can be used in a variety of applications, in laptops or PDAs. Non-slip underneath with a magnetic mounting, it is easy to place on top of a vehicle to fix positioning. Even on rainy days the LR9450’s certified waterproof configuration (IPX6) ensures perfect functionality.
Features
Hardware and Software
l Based on the high performance features of the SiRF Star III single chip
l Built-in high gain amplifier and bandpass filter
l RoHS compliant (lead-free)
l Dimension: 60x60x19 mm
l Hardware compatible with SiRF GSC3x software
l SBAS (WAAS and EGNOS) support
Performance
l Cold / Warm / Hot Start Time: 42 / 35 / 1 seconds
l Reacquisition Time: 0.1 second
l RF Metal Shield for best performance in noisy environments
l Multi-path Mitigation Hardware
Interface
l USB port for GPS communications interface
l Protocol: NMEA-0183 / SiRF Binary (default NMEA)
l Baud Rate: default 4800 bps
Technical Specifications
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Feature
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Content
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Description
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Chipset
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GSC3f Series
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SiRFStarIII GSC3-7979
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General
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Frequency
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L1, 1575.42 MHz
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C/A code
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1.023 MHz chip rate
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Channels
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20
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Accuracy
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Position
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Autonomous : < 2.5 meters
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SBAS : < 2.0 meters
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Velocity
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Speed: < 0.01 meters/second
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Heading: < 0.01°
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Datum
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Default
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WGS-84
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Other
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selectable for other Datum
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Time to First Fix ( TTFF ) 1
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Reacquisition
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0.1 sec., average
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Hot start
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1 sec., average typical TTFF
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Warm start
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35 sec., average typical TTFF
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Cold start
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42 sec., average typical TTFF
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Dynamic Conditions
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Altitude
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18,000 meters (60,000 feet) max.
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Velocity
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515 meters/second (1000 knots) max.
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Acceleration
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4g, max.
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Power
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Main power
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5 VDC
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Power consumption
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340 mW (continuous mode)
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Supply Current
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68 mA
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I/O Interface
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Data interface
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USB interface.
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Protocol messages
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NMEA-0183@4800 bps (Default)
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