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FURUNO
FAR-32x0/33x0 SERIES
SP - 1 E3616S01C-M
SPECIFICATIONS OF MARINE RADAR/ARPA
FAR-32x0/33x0 SERIES
1 ANTENNA RADIATOR
1.1 Type Slotted waveguide array
1.2 Beam width and sidelobe attenuation
Radiator type
X-band S-band
XN12CF XN20CF XN24CF SN36CF
Length 4 ft 6.5 ft 8 ft 12 ft
Horizontal beam width 1.9° 1.23° 0.95° 1.8°
Vertical beam width 20° 25°
Sidelobe within ±10° -24 dB -28 dB -28 dB -24 dB
Sidelobe outside ±10° -30 dB -32 dB -32 dB -30 dB
1.3 Polarization Horizontal
1.4 Rotation 24 rpm or 42 rpm (for high speed craft)
2 TRANSCEIVER
2.1 TX Frequency and modulation
X-band (Magnetron) 9410 MHz ±30 MHz, P0N
S-band
Magnetron radar 3050 MHz ±30 MHz, P0N
Solid state radar CH1: 3043.75 MHz (P0N)/ 3063.75 MHz ±5 MHz (Q0N) or
CH2: 3053.75 MHz (P0N)/ 3073.75 MHz ±5 MHz (Q0N)
2.2 Output power
FAR-3210/3310 12 kW
FAR-3220/3320/3320W 25 kW
FAR-3230S/3330S/3330SW 30 kW
FAR-3230S-SSD/3330S-SSD 250 W (equivalent to magnetron radar 30 kW)
2.3 Transmitter
Magnetron radar FAR-3210/3310/3220/3320(W)/3230S/3330S(W)
Solid state radar FAR-3230S-SSD/3330S-SSD
2.4 Pulselength, Pulse Repetition Rate and Range scale
Magnetron radar:
Range
PRR
(Hz approx.)
Range scale (NM)
0.125 0.25 0.5 0.75 1 1.5 2 3 4 6 8 12 16 24 32 48 72 96 120
S1 3000*
0.07 μs
S2 3000*
0.15 μs
M1 1500
0.3 μs
M2 1200
0.5 μs
M3 1000
0.7 μs
L 600**
1.2 μs
1/2/4/8/16/32/72/120 NM ranges: non-IMO radar only
*: 2200 Hz with TT range on 32 NM.
**: 500 Hz on 96 NM range.