Furuno FR-7112 Marine RADAR User Manual


 
SP - 2
(5) Intermediate Frequency 60 MHz
(6) Tuning Automatic or manual
(for manual, select manual tuning on menu and tune by trackball)
(7) Receiver Front End MIC (Microwave IC)
(8) Bandwidth Tx pulselength 0.08 s and 0.3 s: 25 MHz
Tx pulselength 0.8 s: 3 MHz
(9) Duplexer Circulator with diode limiter
4. DISPLAY UNIT
(1) Indication System PPI Daylight display, raster scan, 8 colors
(2) Picture Tube 12 inch rectangular (184 mm x 245 mm) monochrome CRT
effective display area more than 180 mm
(3) Range, Range Interval, Number of Rings
(range max. FR-7062: 64 nm, FR-7112: 72 nm, FR-7252: 96 nm)
Range (NM) 0.125 0.25 0.5 0.75 1 1.5 2 3 4 6 8 12 16 24 36 48 64 72 96
Ring Interval (NM) 0.0625 0.125 0.125 0.25 0.25 0.5 0.5 1 1 2 2 3 4 6 12 12 16 18 24
Number of Rings 2 2 4 3 4 3 4 3 4 3 4 4 4 4 3 4 4 4 4
(4) Markers Heading Line, Bearing Scale, Range Rings,
Variable Range Marker (VRM1, VRM2),
Electronic Bearing Line (EBL1, EBL2),
Tuning Bar, Cursor, Parallel Cursor,
Alarm Zone, Waypoint Mark (navigation input required),
North Mark (heading sensor input required)
(5) Alphanumeric Indications Range, Range Ring Interval, Pulselength(SP, MP, LP),
Display Mode(HU, CU, NU, TM),
Interference Rejection(IR1, IR2, IR3),
Variable Range Marker(VRM1, VRM2),
Electronic Bearing Line (EBL1, EBL2),
Automatic A/C SEA (A/C AUTO), Stand-by (ST-BY),
Radar Alarm (G(IN), G(OUT), G(ACKN)),
Echo Stretch (ES1, ES2), Cursor Range, Bearing or L/L Position,
Echo Tailing (TRAIL), Trailing Time, Trailing Elapsed Time,
Navigation Data(navigation input required),
Heading (HDC, heading sensor input required)
(6) Input Data NMEA0183 (Ver.1.5/2.0), current loop
Own ships position: GGA>RMC>RMA>GLL (GLL is available Ver.1.5 only)
Speed: RMC>RMA>VTG>VHW
Heading (True): HDT>HDG
*1
>HDM
*1
>VHW>VHW
*1