GDS102 Dual Channel Navigation Echo Sounder
The SKIPPER GDS102 is a dual channel Navigation Echo Sounder with a large, color LCD display. The Echo Sounder graphics are continuously shown on the LCD along with relevant navigational details. External connectors are provided for printer, VGA and NMEA in/output.
The SKIPPER GDS102 includes history memory storing depth, time and other available navigation data continuously for the preceding 24 hours. Information can also be printed in hard copy.
GDS102 is prepared for connection of 1 or 2 transducers with a resonant frequency in the range of 10-265 kHz. A wide range of transducers are available to fit the vessels requirements. This includes both high and low frequencies, for depth recordings towards 5000 m!
Highlights :
- NMEA 0183.
- Transducers between 10-49 kHz and 50-265 kHz can be connected.
- Color LCD 10,4” display.
- Two frequencies can be simultaneously shown on the display.
- Alarm functions.
- Memory functions.
- IMO Wheelmark.
Navigational Echo Sounders
- SKIPPER GDS101

The SKIPPER GDS101 is one of the markets most sold Navigational Echo Sounder. The Echo Sounder graphics are continuously shown on the LCD along with relevant navigational details. External connectors are provided for printer, VGA and NMEA in/output.
Highlighted features as :
– NMEA 0183.
– 38, 50 and 200 kHz transducer options.
– Colour LCD 10.4” display.
– Alarm functions.
– Memory functions.
– IMO Wheelmark.
The SKIPPER GDS101 contains history memory that stores depth, time and other available navigation data continuously for the preceding 24 hours. This and current information can also be printed in hard copy.
The GDS101 has 3 transducer connections as standard with resonant frequencies of 38, 50 and 200 kHz. Only one can be shown on the display at a time, by choosing the corresponding transducer in the menu. A wide range of transducers are available to fit vessel requirements. All IMO requirements are met or exceeded and most standard interfaces are avalable.
Specifications for the GDS101 (Part no. EN101C-SA) :
Power Supply | AC: 115 V/ 230 V 50/60 Hz. |
DC: 20-32 V Auto Switch over | |
Power Consumption | 50 W at 24 V, 70 W at 115 V or 230 V |
Display | Night/Day (10.4”) Colour LCD screen with adjustable backlight |
Mounting Dimensions | 300 x 320 mm |
Printer | External printer |
Memory | 24 Hour storage. (More than 1 month available on CF card) |
Ranges | Selectable from 0-1600 m |
Measuring Accuracy | Error less than 1 % |
Frequencies | Standard, 38, 50 and 200 kHz, selectable from keyboard. |
Output power | Up to 1 kW, adjustable |
Depth alarms | Deep and shallow water alarms. Relay and NMEA alarms. |
Calendar /Clock | Year-month-day / Hours-min.24 hour system |
Outputs | Trigger and bottom-pulses |
Alarm relays/NMEA Alarm | |
Analogue 4-20 mA, and 0-10 V for depth | |
Detected video | |
NMEA 0183 | |
External VGA | |
Printer | |
Inputs | 100/200 pulse input for speed |
NMEA 0183 for speed, position, heading and time | |
Languages | English, French, German, Spanish, Russian, Norwegian |
Options | Remote depth indicators |
Remote keyboard. Printer | |
Classification | Made to IMO performance standard |
Service | Available in most major harbours, world-wide through extensive dealer network |
- SKIPPER GDS102
The SKIPPER GDS102 is a dual channel Navigation Echo Sounder with a large, colour LCD display. The Echo Sounder graphics are continuously shown on the LCD along with relevant navigational details. External connectors are provided for printer, VGA and NMEA in/output.
Highlighted features as :
– NMEA 0183.
– Transducers between 10-49 kHz and 50-265 kHz can be connected.
– Colour LCD 10,4” display.
– Two frequencies can be simultaneously shown on the display.
– Alarm functions.
– Memory functions.
– IMO Wheelmark.
The SKIPPER GDS102 includes history memory storing depth, time and other available navigation data continuously for the preceding 24 hours. Information can also be printed in hard copy.
GDS102 is prepared for connection of 1 or 2 transducers with a resonant frequency in the range of 10-265 kHz. A wide range of transducers are available to fit the vessels requirements. This includes both high and low frequencies, for depth recordings towards 5000 m!

Power Supply | AC: 115 V/ 230 V 50/60 Hz. |
DC: 20-32 V Auto Switch over | |
Power Consumption | 50 W at 24 V, 70 W at 115 V or 230 V |
Display | Night/Day (10.4”) Colour LCD screen with adjustable backlight |
Mounting Dimensions | 300 x 320 mm |
Printer | External printer |
Memory | 24 Hour storage. (More than 1 month available on CF card) |
Ranges | Selectable from 0-5000 m |
Measuring Accuracy | Error less than 1 % |
Frequencies | |
Channel 1 | From 50 kHz to 265 kHz,1 kHz step |
Channel 2 | From 10 kHz to 50 kHz,1 kHz ste |
Output power | Up to 2 kW, adjustable |
Depth alarms | Deep and shallow water alarms. Relay and NMEA alarms. |
Calendar /Clock | Year-month-day / Hours-min.24 hour system |
Outputs | Analogue 4-20 mA, and 0-10 V for depth |
NMEA 0183 | |
Analogue 4-20 mA, and 0-10 V for depth | |
Alarm relays/NMEA Alarm | |
External VGA | |
Printer | |
Inputs | NMEA 0183 for speed, position, heading and time |
Languages | English, French, German, Spanish, Russian, Norwegian |
Options | Remote depth indicators |
Remote keyboard. Printer | |
Classification | Made to IMO performance standard |
Service | Available in most major harbours, world-wide through extensive dealer network |
SKIPPER IR 301 Digital Depth Repeater
The SKIPPER IR 301 is a remote depth indicator using NMEA signals. It gives accurate digital depth indication based on signals from the SKIPPER ED165, GDS101 or GDS102 Echo Sounders. SKIPPER IR 301 can also be used with Echo
Sounders from other manufacturers, when these have NMEA 0183 output.
Highlighted features are :
– Depth indication.
– Alarms.
– Shows position of transducer in use.
– Bracket or panel mounting.
GDS101 : The IR 301 will indicate the position of selected transducer
GDS102 : The IR 301 will indicate position of primary channel.
Brightness is adjusted on the front panel, or from a remote dimmer control.

Specifications for the IR 301 (Part no. ENIR301-SA)*:
Power Supply | DC: 10-40 V |
Power Consumption | 3 W |
Display | 7 segment. 20 x 11 mm digital readout. |
Mounting Dimensions | 124 x 124 mm cut out for panel mounting. Bracket mounting included. |
Front plate | 144 x 144 mm to DIN standard |
Depth | 59 mm |
Weight cabinet | 1 kg |
Outputs | 1 x NMEA 0183 |
Inputs | NMEA 0183 |
Remote dimmer input (Part no. IR30DIM) | |
Classification | IP 56 |
Available in most major harbours, world-wide through extensive dealer network. |
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