Detailed Product Description

Key Specifications/Special Features:

• Easy to use, ultra high performance
• Low power GPS smart antenna with both RS-232 and USB interface for AVL applications
• With form factor: 36 x 42 x 15mm
• Performs high sensitivity (-159dBm), fast acquisitions, and excellent tracking performance Using SiRF GSC3f low power single chip
• Low power consumption with 42mA only SBAS (WAAS and EGNOS)
• Supports backup battery for faster position fix
• Blue LED for position fix indication
• Fully EMI shielded
• Industrial operating temperature range: -40 to 85°C
• Power supply: 3.3 to 5.5V
• With USB type A connector for GR-301U and PS/2 mini DIN connector for GR-301R
• Supports both RS-232 and low-level TTL signal for GR-301R
• Applications:
  • Automatic vehicle location
  • Vehicle navigation device
  • Fleet management
• Receiver performance data:
  • Receiver type: 20 channels, L1 frequency, and C/A code
  • Horizontal position accuracy: less than 2.5m (autonomous) and less than 2.0m (WAAS) (50% 24 hours static, -130dBm)
  • Velocity accuracy: less than 0.01ms (speed) and less than 0.01° (heading) (50% at 30ms)
  • Time to first fix: autonomous
  • Hot start: less than one second
  • Warm start: less than 35 seconds
  • Cold start: less than 42 seconds (50%, -130dBm)
• Sensitivity (autonomous): -142dBm (acquisition), -159dBm (tracking), and (-142dBm 28dB-Hz with 4dB noise figure)
• Maximum update rate: 1Hz
• Maximum altitude: less than 18,000m
• Maximum velocity: less than 1,852kph
• Protocol support: NMEA v3.00, 4,800bps N, 8, 1, GGA, GSA, GSV, RMC, and VTG
• SBAS support: WAAS and EGNOS (optional)
• Dynamics: <4g
• Electrical data:
  • Power supply: 3.3 to 5.5V DC (GR-301R) and 5V DC (GR-301U)