Specifications - Furuno 1722C Operator's Manual

SPECIFICATIONS OF THE MARINE RADAR
1. GENERAL
1.1. Indication System
M1722/1732/1742/1762
M1722C/1732C/1742C/1762C
1.2. Range, Pulse length (PL) & Pulse Repetition Rate (PRR)
Range (nm)
0.125 to 1.5
1.5 to 3
3 to 48*
*Maximum Range: M1722/C: 24nm, M1732/C: 36nm, M1742/C: 36nm, M1762/C: 48nm
1.3. Range Resolution
1.4. Bearing Resolution
1.5. Minimum Range
1.6. Bearing Accuracy
1.7. Range Ring Accuracy
2. SCANNER UNIT
2.1. MODEL1722/C:
2.1.1. Radiator
2.1.2. Polarization
2.1.3. Antenna Rotation Speed 23 rpm nominal
2.1.4. Radiator Length
2.1.5. Horizontal Beamwidth
2.1.6. Vertical Beamwidth
2.1.7. Sidelobe Attenuation
2.2. MODEL1732/C:
2.2.1. Radiator
2.2.2. Polarization
2.2.3. Antenna Rotation Speed 24 rpm nominal
2.2.4. Radiator Length
2.2.5. Horizontal Beamwidth
2.2.6. Vertical Beamwidth
MODEL 1722/1732/1742/1762
MODEL 1722C/1732C/1742C/1762C
PPI Daylight display, raster scan, 4 tones monochrome LCD
Pulse length (µs)
0.08
0.3
0.8
29 m
M1722/C: 6.7°, M1732/C: 5.5°, M1742/C: 5.0°, M1762/C: 3.9°
41 m
±1°
0.9 % of range or 8 m, whichever is the greater
Micro-strip
Horizontal
45 cm
less than 5.2°
25°
less than -20 dB
Printed waveguide array
Horizontal
60 cm
less than 4°
20°
PPI Daylight display, raster scan, color LCD
PRR (Hz
approx.)
2100
1200
600
SP - 1 E3494S01F