Furuno FR-7112, FR-7252, FR-7062 manual Display Unit

(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 ship’s 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

SP - 2