Furuno FR-2125V - Manual (Page 134)

SP - 1
SPECIFICATIONS OF MARINE RADAR
FR-2125V
1. ANTENNA RADIATORS
(1) Type
Slotted waveguide array
(2) Radiator length 6.5 ft (XN20AF), 8 ft (XN24AF)
(3) Horizontal Beamwidth 1.23º (XN20AF), 0.95º (XN24AF)
(4) Vertical Beamwidth 20º
(5) Side-lobe Attenuation -28 dB or less (within ±1º of main-lobe)
-32 dB or less (±1º of main-lobe or more)
(6) Polarization Horizontal
(7) Rotation 24 rpm or 42 rpm (option)
2. RF TRANSCEIVER
(1) Frequency
9410 MHz ±30 MHz
(2) Output Power 25 kW
(3) Range, Pulselength (PL) & Pulse Repetition Rate (PRR)
Range (statute mile)
PL PRR(Hz) 0.125 0.25 0.5 0.75 1 1.5 2 3 4 6 8 12 16 24 32 48 96
3000 0.07 µ s
SP
3000 0.15 µ s
1500 0.3 µ s
1000 0.5 µ s MP
1000 0.7 µ s
LP 500 1.2 µ s
(4) IF Amplifier 60 MHz, Logarithmic
(5) Duplexer Ferrite circulator with diode limiter
(6) Noise Figure 6 dB
(7) Spurious Response -40 dB
3. RADAR DISPLAY
(1) Picture Tube
21” color CRT, Effective radar dia. 275 mm
Yellow or green echoes in 16 levels or 16 colors
Different color for VRM, range rings, alarms etc.
(2) Scanning Raster scan at scanning frequency 61.44 kHz horizontal, 60 kHz vertical.
Number of scanning lines 1024, non-interlaced.
(3) Minimum Range 25 m