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PC/104 GPS Receiver Module and Antenna


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  • SiRF Star II chipset
  • Fast acquisition & reacquisition
  • RS-232 interface for PC communication
  • Compact, low-profile, lightweight, magnetic mount active antenna included

(Note: Specifications are subject to change at any time without notice.)

     Chipset SiRF Star II/LP chipset, 12-channel "All-In-View" tracking, L1 frequency 1575.42 Mhz C/A code, clock generator: 5 to 25 MHz

GPS System Specifications :  
     Cold Start 48 seconds typical TTFF (Time To First Fix)
     Warm Start 38 seconds typical TTFF
     Hot Start 8 seconds typical TTFF
     Reacquisition 0.1 seconds (up to 30 second blockage)
     Position Accuracy 5 to 20 meters, 2DRMS, without SA imposed (95%)
     Velocity Up to 950m/sec
     Acceleration Up to 4 g
     Altitude Up to 18,000 meters. Over 18,000 meters, speed must be less than 500m/sec
     Output Port RS-232 serial port (DB-9)
     Baud Rate 4,800 to 19,200 bps (factory default is 9,600 bps, selectable with BIOS replacement)
     Input Messages NMEA-0183/SiRF Binary Set Altitude and position, date and time, almanac, selection of output messages and baud rate.
     Output Messages NMEA-0183 V2.2 GGA, GSV, RMC, VTG, GLL, GSA (factory default is GGA, GSV, RMC, GSA)

Antenna Specifications :  
     Frequency 1.575 GHz
     VSWR 2.0 maximum
     Bandwidth 10 MHz
     Impedance 50 ohms
     Peak Gain 4 dBic minimum
     Gain Coverage 4 dBic at -90 degrees C to +90 degrees C
     Polarization RHCP
     Power Handling 1 Watt
     Weight 110 grams
     Dimensions 50 x 50 x 17 mm

Amplifier Specifications:  
      Gain 27 dB typical
      Noise Figure 1.5 dB typical
      Output VSWR 2.0 maximum
      Power Requirements 22 mA maximum at +5DC

      Serial Two RS-232 asynchronous communication ports (16550 UART with 16-bit FIFO). Baud rate up to 115,000 bps. The GPS data is available on COM 2.
      Parallel Port One parallel port for LPT1, LPT2, or LPT3, selectable. Supports SPP, EPP, and ECP modes

      Power +5VDC +/- 0.25VDC, 1.5W
      Dimensions 90 X 95mm
      Temperature 0°C ~ 60°C

Ordering Information:

                  NC-860        PC/104 GPS Receiver Module and Antenna


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