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FURUNO
FR-8045/8065/8125/8255
SP - 1 E3632S01D-M
SPECIFICATIONS OF MARINE RADAR
FR-8045/8065/8125/8255
1 GENERAL
1.1 Range, Pulse length (PL) and Pulse repetition rate (PRR)
Range (NM)
PL (μs)
PRR (Hz)
0.0625 to 1.6 0.08 2100
1.5 to 3.2 0.3 1200
3 to 96 0.8 800
1.2 Maximum range 48 NM (FR-8045), 72 NM (FR-8065/8125), 96 NM (FR-8255)
1.3 Range resolution 15 m (FR-8045), 20 m (FR-8065/8125/8255)
1.4 Bearing resolution 1.9° (XN-12A), 1.2° (XN-13A)
1.5 Minimum range 18 m (FR-8045), 25 m (FR-8065/8125/8255)
1.6 Bearing accuracy Within ±1.0°
1.7 Range ring accuracy 0.9 % of range or 8 m, which is the greater
2 ANTENNA UNIT
2.1 Radiator Slotted wave-guide array
2.2 Polarization Horizontal
2.3 Rotation speed 24 rpm (RSB-0070), 48 rpm (RSB-0073)
2.4 Radiator length 120 cm (XN-12A), 180 cm (XN-13A)
2.5 Horizontal beamwidth 1.9° (XN-12A), 1.35° (XN-13A)
2.6 Vertical beamwidth 22°
2.7 Sidelobe
XN-12A -24 dB or less (within ±10% of main-lobe)
-30 dB or less (outside ±10% of main-lobe)
XN-13A -28 dB or less (within ±10% of main-lobe)
-35 dB or less (outside ±10% of main-lobe)
3 TRANSCEIVER MODULE
3.1 Frequency and modulation 9410 MHz ±30MHz (X-band), P0N
3.2 Peak output (nominal) FR-8045: 4 kW, FR-8065: 6 kW, FR-8125: 12 kW, FR-8255: 25 kW
3.3 Range scale, Ring interval (RI) and Number of rings
Range (NM) 0.125 0.25 0.5 0.75 1 1.5 2 3 4 6 8 12 16
RI (NM) 0.025 0.05 0.1 0.25 0.2 0.25 0.5 0.5 1 1 2 3 4
Rings 5 5 5 3 5 6 4 6 4 6 4 4 4
24 36 48 64 72 96
6 6 8 16 12 16
4 6 6 4 6 6
3.4 Modulation FET switching method
3.5 IF amplifier 60 MHz
3.6 Tuning Automatic or manual
3.7 Warm-up time 90 s approx. (FR-8045/8065/8125), 180 s approx. (FR-8255)
4 DISPLAY UNIT
4.1 Indication system 12.1 inch TFT color LCD,800 x 600 dots (SVGA)
4.2 Radar indication pixel 300 dots in radius
4.3 Effective radar diameter 184 mm
4.4 Marks Heading line, Bearing scale, Range ring, Tuning indicator, Cursor,