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  Home > Marine > Products > GPSMAP 235 Sounder > Specifications
GPSMAP® 235S
 

 Specifications

 Plotter/Moving Map Features

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Basemap: Built-in Marine Detailed basemap to 64 nm (32 nm U.S.) with coastlines, rivers, lakes, political boundaries, plus major cities and highways

Data Cartridges: G-chart™ cartridges with inland water and Navionics offshore cartography for seamless, detailed mapping and worldwide coverage (optional)

Plotting Scales: 1/8 to 4096 nm with dedicated push-button zoom control

 Navigation Features

Waypoints:

  • Total: 250 alphanumeric
  • Nearest: 9 (automatic)
  • Proximity: 9 (definable)
Routes: 20 reversible routes with up to 30 waypoints each, plus MOB and TracBack® modes

Track Log: Approx. 2,000 points

Map Datums: 106

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

 

 Depth Sounder Features 
Display Options: Auto Bottom Tracking, Auto Ranging, 4 Zoom Levels, Split Screen Feature, and 3-level Fish ID

Alarms: Fish and Shallow/Deep Water

 

 Performance

Receiver: Differential-ready 12 parallel channel receiver tracks all satellites in view

Depth Sounder:

  • Frequency: 50 and 200KHz
  • Transmit Power: 500 W RMS (400 W peak to peak)

GPS Acquisition Times:

  • Warm: approx. 15 seconds
  • Cold: approx. 45 seconds
  • Autolocate™: approx. 5 minutes

GPS Update Rate: 1/second, continuous

Accuracy:

  • Position: 1-5 meters (3-15 feet) with DGPS. 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 0180, 0182, 0183 and RTCM 104 DGPS corrections

Antenna: GA 28 remote marine mount with 30' cable

 

 Physical

Size: 7.5 H x 7.7 W x 2.6 D inches (19.1 x 19.6 x 6.6 cm)

Weight: Less than 2.0 lb (908 g)

Display: 7.25" diagonal (18.4 cm) high-contrast, 4-gray LCD w/ backlighting (160 x 240 pixels)

Case: Fully gasketed, high-impact plastic alloy

Temp. Range: 5°F to 158°F (-15°C to 70°C) 

 

 Power

Source: 10-40vDC

Usage: 15 watts (max.)

Specifications are subject to change without notice.

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