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System Configuration
The GP-1850F/1850DF mainly consists of a display unit, a GPS antenna and a
dual frequency transducer. A DGPS beacon receiver is provided inside the display
unit for GP-1850DF type. The mini chart card drive in the display unit loads elec-
tronic charts. External equipment which can be connected include water tempera-
ture and speed sensors, autopilot, and DGPS beacon receiver (GP-1850F).
Ship’s mains
10.8—31.2 VDC
External equipment
(Autopilot, etc.)
DGPS beacon receiver
GP-1850F only
Transducer
Temp. sensor
(option)
ANTENNA UNIT
Receives signal from
GPS satellite and beacon
reference station
(GP-1850DF only).
DISPLAY UNIT
Ship’s position is
calculated in longitude
and latitude from signal
received from the an-
tenna unit and displayed
on the screen.
GPA-017
(for GP-1850F)
GPA-018
(for GP-1850DF)
1.2 m Whip antenna
(Option)
*Matching
Box
MB-1000
*Required for 1 kW transducer only
GPA-019
(for GP-1850DF)