Specifications - Furuno FAR-2218-BB Operator's Manual

FURUNO
SPECIFICATIONS OF MARINE RADAR
1 ANTENNA RADIATOR
1.1 Type
1.2 Beam width and sidelobe attenuation
Radiator type
Length
Horizontal beam width
Vertical beam width
Sidelobe within ±10°
Sidelobe outside ±10°
Sidelobe within ±20°
Sidelobe outside ±20°
1.3 Polarization
1.4 Rotation
1.5 Wind load
1.6 De-icer (option)
2 TRANSCEIVER
2.1 TX Frequency and modulation
X-band (Magnetron)
S-band (Magnetron)
S-band (Solid state)
2.2 Output power
FAR-2218(BB)/2318
FAR-2228(BB)/2328/2328W 25 kW
FAR-2238S(BB)/2338S/2338SW
FAR-2238S-NXT(BB)/2338S-NXT
2.3 Range scale, Pulse Repetition Rate and Pulselength
Magnetron radar: FAR-2218(BB)/2318/2228(BB)/2328/2328W/2238S(BB)/2338S/2338SW
PRR
(Hz approx.)
0.125 0.25 0.5 0.75 1 1.5 2 3 4 6 8 12 16 24 32 48 96
3000*
3000*
1500
1200
1000
600**
1/2/4/8/16/32 NM ranges: B-type radar only
*: 2200 Hz with TT range on 32 NM. **: 500 Hz on 96 NM range.
FAR-2xx8 SERIES
Slotted waveguide array
X-band
XN12CF XN20CF
4 ft 6.5 ft
1.9° 1.23°
20°
-24 dB -28 dB
-30 dB -32 dB
Horizontal
24 rpm or 42 rpm (for high speed craft)
100 kn relative
On: when temperature goes down to 0°C
Off: when temperature goes up to +5°C
9410 MHz ±30 MHz, P0N
3050 MHz ±30 MHz, P0N
CH1 P0N: 3043.75 MHz/ Q0N: 3063.75 MHz ±5 MHz or
CH2 P0N: 3053.75 MHz/ Q0N: 3073.75 MHz ±5 MHz
12 kW
30 kW
250 W (equivalent to magnetron radar 30 kW)
Range scale (NM)
S1
S2
M1
SP - 1
XN24CF SN24CF
8 ft 8 ft
0.95° 2.6°
-28 dB
-32 dB
-23 dB
-27 dB
M2
M3
L
FAR-2xx8 SERIES
S-band
SN30CF SN36CF
10 ft 12 ft
2.3° 1.8°
25°
-24 dB
-30 dB
-24 dB
-30 dB
E3652S01E-M