GPSMAP 276C

Navigation Features

Way points/icons: 3000 with name and graphic symbol, 10 nearest (automatic), 100 proximity
Routes: 50 reversible routes with up to 300 points each, plus MOB and TracBack® modes
Tracks: 10,000-point automatic track log; 15 saved tracks, 500 points each, let you retrace your path in both directions
Trip computer: Current speed, average speed, reset able maximum speed, trip timer, and trip distance
Alarm clock: Anchor drag, approach and arrival, off-course, proximity way point, shallow water, and deep water
Tables: Built-in celestial tables for best times to fish and hunt; sun and moon rise, set, and location
Map datums: More than 100 plus user datums
Position format: Lat/Lon, UTM/UPS, Maidenhead, MGRS, Loran TDs, and other grids, including user grid

GPS Performance

Receiver: WAAS-enabled, 12-parallel-channel GPS receiver continuously tracks and uses up to 12 satellites to compute and update your position

Acquisition times:

• Warm: Approximately 15 seconds
• Cold: Approximately 45 seconds
• AutoLocate™: Approximately 5 minutes

Update rate: 1/second, continuous

GPS accuracy:

• Position: < 15 meters, 95% typical*
• Velocity: 0.05 meter/sec steady state

DGPS (USCG) accuracy:

• Position: 3-5 meters, 95% typical
• Velocity: 0.05 meter/sec steady state

DGPS (WAAS) accuracy:

• Position: < 3 meters, 95% typical
• Velocity: 0.05 meter/sec steady state

Dynamics: 6 g’s
Interfaces: USB, RS232 with NMEA 0183, RTCM 104 DGPS data format and proprietary GARMIN
Antenna: Removable quad-helix
Differential: DGPS, USCG and WAAS capable

Moving Map Features

Basemaps: Americas Autoroute, Atlantic Autoroute, and Pacific
Uploadable maps: Accepts a Garmin data card which may be loaded with a variety of optional MapSource CDs, including BlueChart marine cartography, City Select, and Fishing Hot Spots.

Power

Battery: Rechargeable lithium-ion
Battery life: 5 to 15 hours depending upon the back light setting
Source: 11-35 Vdc
Fuse: 3AG - 1.5 Amp

Physical

Size: 5.7" W x 3.2" H x 1.9" D (14.5 x 8.1 x 4.8 cm)
Weight: 13.6 oz. (0.39 kg)
Display: 3.75" diagonal (9.5 cm) transflective, 256-color display with backlighting (480 x 320 pixels)
Case: Fully gasketed, high-impact plastic alloy, waterproof to IEC 60529 IPX7 standards
Temp. range: 5ºF to 140ºF (-15ºC to 60ºC)

 

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