Furuno manual Specifications of Marine Radar, Model 1724C/1734C

SPECIFICATIONS OF MARINE RADAR

MODEL 1724C/1734C

1	GENERAL
1.1	Range, Pulse length (PL) & Pulse Repetition Rate (PRR)
	Range (nm)	Pulse length (∝ s)		PRR (Hz approx.)
	0.125 to 1.5		0.08	2100
	1.5 to 3		0.3	1200
	3 to 36*		0.8	600
*Maximum Range: M1724C: 24nm, M1734C: 36nm
1.2	Range Resolution		All models: 21 m
1.3	Bearing Resolution		M1724C: 6.7°, M1734C: 5.5°
1.4	Minimum Range		M1724C: 27 m, M1734C: 35 m
1.5	Bearing Accuracy		±1°
1.6	Range Ring Accuracy		0.9% of range or 8 m, whichever is the greater

2 ANTENNA UNIT

2.1MODEL1724C:

2.1.1	Radiator	Micro-strip
2.1.2	Polarization	Horizontal
2.1.3	Antenna Rotation	31/25 rpm nominal (for short/long range)
2.1.4	Radiator Length	45 cm
2.1.5	Horizontal Beamwidth	5.2°
2.1.6	Vertical Beamwidth	25°
2.1.7	Sidelobe Attenuation	-20 dB

2.2MODEL1734C:

2.2.1	Radiator	Printed waveguide array
2.2.2	Polarization	Horizontal
2.2.3	Antenna Rotation	24 rpm nominal
2.2.4	Radiator Length	60 cm
2.2.5	Horizontal Beamwidth	4°
2.2.6	Vertical Beamwidth	20°
2.2.7	Sidelobe Attenuation	-18 dB

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