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GTD-120Chart Plotter

Professional plotter with impressive operability Fully supports to improve your fishing efficiency


Save important data in your SD card

  • The display unit has “memory” inside, and data of mark, own track, draw, target track, route, picture and setting can be saved in the “memory” at any time. It is recommended to save important data in this “memory” to SD card. Data can be saved and imported between the “memory” and the SD card.
  • Supports SD card sizes between 2 and 8GB.

Dual range display

  • Ability to display two different ranges on one screen.
  • You can choose two different scales at the same time by setting the plotter screen side by side.

AIS display function

  • By connecting to AIS receiver, AIS symbols will be displayed on the screen. Up to 128 AIS symbols can be displayed.
  • Built in AIS interface board, display other ship information by connecting the AIS receiver.

High performance LCD ensures high visibility under all conditions

  • Adoption of special filter (AR coat). The image is clearly displayed in sunlight, and reflection on the LCD screen is also prevented.

User-friendly operation

  • Easy to operate by using both single function keys and knobs, you can quickly learn how to operate.
  • [F1] and [F2] keys are to call registered functions with one touch.


Screen Image

Plotter display
Plotter display
2 screen display
2 screen display
Bird view display
Bird view display
Other ship's track display
Other ship's track display
Information window display
Information window display
AIS display
AIS display

Main Specifications

Mark shape100,000
Number of plots2,000 / 4,000 / 5,000 / 7,000 / 10,000 / 20,000 points
(Upper limit points can be selectable from 6 types) +
saved track 20,000 points × 10 blocks
Position data displayLat / Lon, Loran C LOP
Zooming range0.01 to 1,000 NM (or 0.02 to 2,000 km)
Dimensions333(H) x 364(W) x 181(D)mm
Weight8 kg
Power supply10.8 to 31.2 VDC
Please contact Koden

or your nearest distributor.

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