Skip to content

20 Channel GS405 Helical GPS Receiver

Sold out
Original price £63.50
Original price £63.50 - Original price £63.50
Original price £63.50
Current price £57.15
£57.15 - £58.10
Current price £57.15
ex VAT

Combine SiRF III chipset with Sarantel's new helical antenna and you get the scary sensitive GS405. Whether this receiver is in your pocket or under your car seat, you are likely to pickup a rock solid GPS signal.


  • SiRF Star III chipset
  • Sarantel omni-directional Geo-helix SMP passive antenna
  • Antenna gain: -3.5dB
  • Twenty parallel satellites tracking channels for fast acquisition
  • A-GPS ready
  • Supports NMEA0183 v3.01 data protocol at 4800bps
  • Filtering effect of the antenna gives high immunity to RF interference
  • Wide antenna Beam width
  • Low power: 3.3V @ 75mA
  • Position accuracy: 10 meters, 5 meters(WAAS enabled), < 5meters(DGPS corrected)
  • Time to fix:
    • Hot start: 8 seconds
    • Warm start: 38
    • Cold start: 42



  • Length (with antenna) 52mm
  • Width: 25.6mm
  • Weight: 16g