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GPS 48
 

 Specifications 

 Plotter/Moving Map Features

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Database: GPS 48 Marine Database including cities and navaids such as buoys, racons, fog horns, radiobeacons, and daybeacons.

 

 Navigation Features   

Waypoints:

  • Total: 500
  • Nearest: 9 (automatic)
  • Proximity: 9

Routes: 20 reversible routes with up to 30 points each, plus MOB and TracBack® modes

TracBack: Automatic track log navigation

Track Log: 1024 points

Map Datums: 107 including one User Datum

Coordinates: Lat/Lon, UTM/UPS, MGRS, Loran TDs, plus 7 grids, including Maidenhead and User UTM

 Performance   

Receiver: 12 parallel channel receiver continuously tracks and uses up to twelve satellites to compute and update position

Acquisition Times:

  • Warm: Approx. 15 seconds
  • Cold: Approx. 45 seconds
  • AutoLocate®: Approx. 5 minutes
  • EZinit: Easy initialization, 45 seconds

Update Rate: 1/second, continuous

Accuracy:

  • Position:
    • 15 meters (49 feet) RMS*
    • 1-5 meters (3-15 feet) RMS with Garmin® GBR 21 DGPS receiver (optional)
  • Velocity: 0.1 knot RMS steady state

Dynamics: 6g's

Interfaces: NMEA 0183 and RTCM 104 DGPS corrections

Antenna: External QuadHelix, BNC connector for remote antenna attachment

 Physical  

Size: 2.0"W x 6.1"H x 1.23"D (5.1 x 15.6 x 1.23 cm)

Weight: 9.5 ounces (269g) with batteries

Display: 2.2"H x 1.5"W (5.6 x 3.8 cm) high-contrast LCD with three-level backlighting

Case: Waterproof rated per standard IEC 529 IPX4, ultrasonically welded

Specifications are subject to change without notice.

* Subject to accuracy degradation to 100m 2DRMS under the United States Department of Defense-imposed Selective Availability Program.

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