Still trying to figure out what GPS and “sat nav” guidance system to buy? Wouldn’t it be great if your computer could function as your GPS navigation system? Check this out: UNIVERSAL USB GPS ADAPTER. Simply plug this GPS USB dongle into your laptop, desktop computer, or PDA and you’ll be able to pick up a satellite positioning signal! Choose your own map software and you’re ready to go without any additional hardware.

USB GPS Dongle (GD-75) is a highly sensitive USB GPS receiver with low power consumption. It is built with SiRF III GPS Chips architecture. It is very suitable for UMPC, Laptop, mobile, and devices which have map software installed.

Features

• Builds on SiRFstarIII chipset with embedded ARM7TDMI CPU available for customized applications in firmware.
• 20 parallel satellite-tracking channels for fast acquisition and reacquisition.
• 200,000 effective correlators for fast TTFF (Time-To-Fast-Fix), and Extremely fast TTFF’s at low signal level.
• Built-in hardware Tracking Loop Processor WAAS/EGNOS Demodulator support.
• Built-in repeatable and rechargeable Lithium-ion battery for Time- to- First-Fix (TTFF).
• Support NMEA 0183 v2.2 data protocol.
• Enhanced algorithms provide superior navigation performance in urban, canyon and foliage
  environments.
• For Car Navigation, Marine Navigation, Fleet Management, AVL and Location-Based Services, Auto Pilot, Personal Navigation or touring devices, Tracking devices/systems and Mapping devices application.

Specifications

• Tracks up to 20 satellites.
• Receiver: L1, C/A code
• Max update rate: 1 HZ.
• Acquisition time
  • Reacquisition 0.1 sec. averaged
  • Hot start 1 sec., averaged
  • Warm start 38 sec., averaged
  • Cold start 42 sec., averaged
• Position accuracy
  • Non DGPS (Differential GPS)
  • Position 5-25 m CEP without SA
  • Velocity 0.1 m/sec, without SA
  • Time 1 usec sync GPS Time
• EGNOS/WAAS：
  • Position < 2.2 m, horizontal 95% of time < 5 m, vertical 95% of time
• Dynamic Conditions:
  • Altitude 18,000 meters (60,000 feet ) max
  • Velocity 515 meters / second (700 knots) max
  • Acceleration 4 G, max Jerk 20 meters/second, max
  • Antenna Type: Built in Patch Antenna
  • Minimum signal tracked: -159dBm
• Dimension: 74 × 25 × 14 mm
• Weight : 23g
• Waterproof: IPX7
• LED function:
• Power On/Off and Navigation
• Update Indication
• Operating temperature: -40 to +80
• Storage temperature: -45 to +100
• Operating humidity: 5% to 95% No condensing.
• Power consumption < 80mA at 4.5- 5.5V input
• Protocol and interface: NMEA output protocol: V.2.2
• Standard: Baud rate: 4800 bps
• Data bit: 8
• Parity: N
• Stop bit: 1
• Interface: USB PORT