Furuno GR-80, Operator'S Manual

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2
SPECIFICATIONS
Performance
Frequency range 283.5 – 325.0 kHz
Freq. resolution 0.5 kHz
Receiver Single superhetero-
dyne
IF frequency 455 kHz
Input sensitivity 6 dB
µ
V (MSK rate
100 bps, 10
-3
bit error)
Data Processing
Modulation MSK
Data coding Dual Costas loop
MSK rate 25, 50, 100, 200 bps
(auto or manual,
selectable)
Beacon Antenna (std. supply)
Gain 6 dB
Protection Can withstand 30
Vrms input for more
than 15 minutes in the
range of 100 kHz to
28 MHz
Interface (protocol)
Data protocol RTCM SC104
Status protocol NMEA 0183
Control protocol NMEA 0183
Level RS-422 or RS-232C
(selectable)
Baud rate 300, 600, 1200, 2400,
4800, 9600, 14400,
19200 bps (selectable)
Interface (position input)
Position input NMEA 0183
Hardware spec. Current loop
Baud rate 4800 bps (fixed)
Power Requirements
Power Forward switching
(floating)
Input voltage 10.2 to 31.2 VDC
Power consumption Less than 5 W
Mechanical
Dimensions (mm) 105(W)
x
60(H)
x
200(D)
Mass 1 kg
Color 2.5GY5/1.5 (Gray)
Environmental Conditions
Display unit -15
°
C to +55
°
C
Antenna unit -20
°
C to +70
°
C
Humidity Receiver: 95% (40
°
C)
Antenna: 100% (40
°
C)
Water resistance Receiver: IPX-2
Antenna: IPX-6