Specifications - Furuno NAVNET GD-1920C Operator's Manual

1 GENERAL
1.1 Range, Pulselength (PL) & Pulse Repetition Rate (PRR)
Range (nm) Pulselength (μs)
0.125 to 1.5
1.5 to 3
3 to 72*
*Maximum Range: M1824C: 24nm, M1834C: 36nm, M1934C: 48nm, M1944C: 64nm,
1.2 Range Resolution
1.3 Bearing Resolution
1.4 Minimum Range
1.5 Bearing Accuracy
1.6 Range Ring Accuracy
2 ANTENNA UNIT
2.1 MODEL1824C:
2.1.1 Radiator
2.1.2 Polarization
2.1.3 Antenna Rotation
2.1.4 Radiator Length
2.1.5 Horizontal Beamwidth 5.2°
2.1.6 Vertical Beamwidth
2.1.7 Sidelobe Attenuation
2.2 MODEL1834C:
2.2.1 Radiator
2.2.2 Polarization
2.2.3 Antenna Rotation
2.2.4 Radiator Length
2.2.5 Horizontal Beamwidth 3.9°
2.2.6 Vertical Beamwidth
2.2.7 Sidelobe Attenuation
SPECIFICATIONS OF MARINE RADAR
MODEL 18x4C/19x4C SERIES
PRR (Hz approx.)
0.08
0.3
0.8
M1954C/1964C: 72nm
M1824C: 15 m, Others: 18 m
M1824C: 5.5°, M1833C: 4.0°, M1934C: 2.4°, M1944C: 1.9°,
M1954C/1964C: 1.9° (XN12A), 1.2° (XN13A)
M1824C: 27 m, Others: 33 m
±1°
0.9 % of range or 8 m, whichever is the greater
Micro-strip
Horizontal
30/24 rpm nominal (for short/long range)
45 cm
25°
-19 dB or less (within ±20º of main-lobe)
-21 dB or less (±20º of main-lobe or more)
Printed waveguide array
Horizontal
24 rpm nominal
60 cm
20°
-18 dB or less (within ±20° of main-lobe)
-23 dB or less (±20° of main-lobe or more)
2100
1200
600
SP - 1