You are bidding on 1 NEW PCS of High Performance GPS Receiver Module, P/N: JGR-SC3-M (Jnavi) SiRFstarIII, ROHS Compliant GPS Module from Korea. Please check the specifications below and datasheet link. We also provide full evaluation kit for sale, do contact us if you are interested.

Datasheet Link:


  • Operating Voltage: 3V Typical
  • Full self-contained GPS receiver
  • Fully shielded design
  • Full implementation of SiRFstarTMIII GPS architecture
  • GSC3F/LP(High Performance GPS Single Chip)
  • GPS DSP with integrated real time clock(RTC) ARM7TDMI CPU
  • 4Mbit FLASH memory
  • Low noise amplifier
  • SAW filter
  • TCXO
  • GPS receiver in a micro-component package
  • Postage stamp type package
  • Fully automatic assembly : Reflow solderable
  • No RF connector
  • Size : 25.4mm X 25.4mm X 3.4mm
  • Weight : 3.5 grams

Receiving Unit Specifications:

  • Receiver type : L1 frequency, C/A Code, 20-channel
  • Max up-date rate : 1 sec
  • Accuracy (SA off) : Position < 10m="" 3d="">
  • 3D Tracking Sensitivity : -155dBm at the receiver input(typical)
  • Operational Limits : Altitude < 18,000m="">
  • Velocity < 515m/s="">
  • Time To First Fix (TTFF)
  • Cold Start 60sec (typical)
  • WarmStart 40sec (typical)
  • Hot Start < 1sec="">
  • Re-acquisition time 3sec typical (within 60sec GPS signal obstruction)
  • Protocols- Default : WGS84 NMEA 0183 9600bps
  • Activated message : GGA, GSA, GSV, RMC all with checksum enabled


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