Application Diagram
Mini GPS Locator
The smallest GPS locator with excellent software compatibility that provides real-time positioning to your palmtop/desktop PC or PDA.
Plug-Navigate-Position is the new TK-158 Receiver/Antenna concept in mobile navigational GPS solution. When integrated with your computer, real-time position of your vehicle helps you navigate to your next destination. The GM-158 mobile locator is a low cost/ high quality GPS solution for AVL, Fleet Management System and Marine Navigational Aids. The unit is a single GPS Receiver/Antenna in a low profile, waterproof enclosure with bolt mount. It interfaces to a RS-232 or a USB serial comm port of your computing device that utilizes NMEA 0183 data output sentences.

The TK-158 Mobile Locator provides real time GPS position, speed, distance travel and heading information in NMEA-0183 format (GPRMC, GPGGA, GPGSV, GPGLL, GPGSA, etc.) to your portable PC, PDA or Palmtop.
  • Navigation and positioning
  • Finding streets and routes via GPS map software
  • Travel/track planning
  • Application for Marine Navigation
  • Fleet management GPS system
  • In-car navigating/locating for public safety and emergency
  • AVL GPS function
Dimension 46.2mm(L) x 38mm(W) x 16.1mm(H)
Weight with cable 175 gram (with cable) for TK-158-USB (USB Interface)
214 gram (with cable) for TK-158 DB-9 (DB-9 Interface)
Receiving frequency 1575.42MHZ; C/A code
Enclosure Highly impact; corrosion-proof
Mounting Magnetic mount
Construction Ultrasonic welded, fully waterproof
Environmental Conditions
Temperature Operating: -0°C ~ +70°C
Storage: -20°C~ +85°C
Protocol NMEA V3.00
Signal level EIA/TIA-232 or USB 1.1
Standard Output Sentences GGA, RMC, GSV*5, VTG, GSA*5 (option: GLL, ZDA)
Built-in Antenna Highly-reliable ceramic patch
Sensitivity -159dBm
Receiver architecture 20 parallel channels
Start-up time <5 sec. typical (hot start)
45 sec. typical (warm start)
45sec. typical (cold start)
Position accuracy Autonomous Position Error 1.5 m CEP
Velocity 100 m/s
Altitude 50 km
Update Rate 1 Hz
Power Supply RS-232 @ 3~5V
USB @ 5V
Current Consumption Acquisition: 60mA (RS-232) (USB)
Tracking: 60mA (RS-232) (USB)
Baud Rate 9600 bps (default) (option:4800/19200/38400/57600/115200)
Length 5m
This specification is subject to change without prior notice...