Furuno FR-2125V Operator's Manual page 134

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