High Sensitivity Receiver

Wi-Sys: High Sensitivity Receiver
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Features
  • Very High Sensitivity:
    -159dBm tracking
  • Quick Time to Fix:
    39 sec cold start
  • 16 channel ST Teseo™ GPS Engine
  • Flash memory:
    upload embedded GPS firmware, settings & history
  • Standard NMEA 0183
    GPS output
  • 1PPS output 50ns accuracy
    (CMOS version)
  • WAAS and EGNOS supported
  • Low power & standby modes
  • Low current:
    80 mA typ., 3.3V operation
  • USB, CMOS or
    RS232 interfaces
  • Weatherproof industrial grade enclosure
  • RoHS compliant

WS5012 Magnet Mount High Sensitivity Tracking & Timing GPS Receiver + Antenna

The WS5012 GPS Receiver + Antenna, incorporates a highly sensitive 16-channel, very quick timeto-fix GPS Receiver, and a high performance active/filtered GPS antenna. It features theSTMicroelectronics STA8058 Teseo™ high performance GPS Engine with embedded flash memory,a Low Noise Amplifier, a SAW filter, as well as a perfectly tuned ceramic patch element formaximum GPS signal reception. The WS5012 High Sensitivity GPS Receiver + Antenna is housedin a compact, rugged weatherproof magnet or screw mount enclosure, and is available with USB,CMOS and RS232 interfaces.
Applications
  • High Performance GPS Tracking
  • Automotive Navigation
  • Fleet Management
  • Military, Security & Public Safety
  • WiMAX & Wireless Timing/Synchronization

Technical Specifications

Mechanical Dimensions 52.1 mm x 58.9 mm x 13.6 mm
Weight 120 g (4.2 oz)
Interface CMOS, USB type A
(RS232 custom option)
Attachment Method Magnetic (5 lb lift-off) or
Screw mount (M2.5 pre-threaded)
Shock Vertical axis 50G, other axis 30G
Vibration 3 axis sweep = 15 min
10-200 Hz log sweep: 3G
Environmental Operating Temperature -40 to +85 C
Storage -45 to +85 C
Weatherproof IP67
Electrical Voltage 3.3V +/- 10% (CMOS version)
Current 85 mA max (CMOS version)
Antenna Response Frequency 1575.42 MHz
Gain @ 90° 3 dBic
@ 20° -2 dBic
Polarization Right Hand Circular
Axial Ratio @ 90° 4 dB
@ 20° 6 dB
Out-of-band Rejection +15 MHz: 10 dB/- 15 MHz: 30dB
+20 MHz: 20 dB/- 20 MHz: 30dB
+40 MHz: 40 dB/- 40 MHz: 40dB
GPS Performance Frequency L1, 1575.42 MHz
Channels 16 channels parallel
Sensitivity Acquisition: -146dBm
Tracking: -159dBm
Accuracy 2m (autonomous)
<1 metre (SBAS)
Time to First Fix Cold start: 39 sec
Warm start: 34sec
Hot start: 2.5 sec
Reacquisition
1PPS Output (WS5012-T-3m-CMOS only)
Resolution: +/- 31nS
Accuracy: 50nS
(configurable on Rx wire)
Serial Protocol Output: NMEA 0183
Baud Rate: 4800 bps (default),
user configurable up to 115kbps
Update Rate: 1Hz
NMEA Message: GGA, VTG, GSA, GSV, RMC