Marine radar KR-1268/ONWA

Marine Radar KR-1268 is a radar station of ONWA company. The radar is a 12.1-inch TFT color LCD display with AIS, target tracking (ARPA) functions. Allows automatic tracking, detection of surface objects, determining such parameters as: speed, course, range, bearing, CPA/TCPA. The system software of the radar of ONWA company can be updated via USB.

$2,805.00

The KR-1238 marine radar can be used in harsh conditions, thanks to a durable cast, waterproof case. The device display can withstand temperatures from -15 to +55°C, and the antenna unit – from -25 to +70°C. The radar remains operational at a relative humidity of up to 93%. The navigation device ensures the safety of navigation, the vessel.

Application areas

  • Navigation: Marine radar tracks up to 40 automatic targets, ensuring safe navigation.
  • Maritime safety. With the help of the displayed information, the radar allows to prevent possible collisions with surface obstacles.

Reasons to buy

  • Wide range of operating temperatures.
  • 12.1″ TFT color LCD display.
  • Ability to track up to 40 automatic targets.
  • AIS display function.
  • Durable, cast, waterproof housing.
  • User programmable function keys.

Radar function

4

Dimensions

4 3
Antenna emitter
KRA-1006
Radiator
Slotted waveguide grating
Length of the emitter
55 cm
Antenna rotation speed
24 rpm (±2)
Wind resistance
Relative wind speed 100 knots (51.5 m/s)
Beam width
Horizontal 4° Vertical 25°
Lateral petal
Within ±20° of the main lobe; less than -18 dB Outside ±20° of the main lobe; less than -23 dB
Polarization
Horizontal
Transceiver module (located in the fairing)
Transmitting tube
MSF1421B or MAF1421B
Frequency
9410 MHz + 30 MHz (X-band)
Output power
4 kW
Frequency, pulse length
0.08 μs/2100 Hz (0.125, 0.25, 0.5, 0.75, 1.5 nm) 0.3 μs/1200 Hz (1.5, 2, 3 nm) 0.8 μs/600 Hz (3, 4, 6, 8, 12, 16, 24, 36 nm)
Ready time
1:30 min
Modulator
Field Effect Transistor Switching Method
Setting
Automatic or manual
Receiver output stage
MIC (microwave integrated circuit)
Duplexer
Circulator with diode limiter
Bandwidth
Tx pulse length 0.3 µs, 0.08 µs: 25 MHz Tx pulse length 0.8 µs: 3 MHz
Noise figure
10dB
Intermediate frequency
60MHz
Environmental conditions
Temperature
Display: from -15 to +55°C Antenna unit: from -25 to +70°C
Humidity
Relative humidity 93% or less at 40°C
Power supply
10.5VDC to 40.0VDC, 60W (30W in Eco mode)
Display
Type
12.1 inch TFT color LCD, 32-bit with LED backlight
Permission
1024×768 pixels
Display modes
North, Waypoint, Course, True Course * Requires heading input ** Requires heading, speed input
Range, range interval, number of rings
Range: 0.125, 0.25, 0.5,0.75, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 36 Range Interval: 0.0625,0.125,0.125,0.25,0.25,0.25,0.5,0.5,1,1,2,2,4,4,6 Number of Rings: 2,2,4,3,4,6,4,6,4,6,4,6,4,6,4,6,6
Resolution by direction
Directional accuracy
Range of action
More than 30 m
Range ring determination accuracy
0.9% of either the usable range or 8m, whichever is greater
Minimum range
More than 25 m
Target tracking function
Number of detections: 40 Tracking: Automatic Display: Speed, course, range/bearing and CPA/TCPA
Vibration
Total vibration amplitude: 1 to 12.5 Hz ± 1.6 mm 12.5 to 25 Hz ± 0.38 mm 25 to 30 Hz ± 0.1 mm
Echo signal
Interval: 15 seconds, 30 seconds, 1 minute, 3 minutes, 6 minutes, 15 minutes, 30 minutes or continuous
Interface
$–APB,$–BWC,$–BWR,$–DBK,$–DBS,$–DBT,$–DPT, $–GGA,$–GLC,$–GLL,$–GTD,$–HDG,$–HDW,$–HDT, $–MDA,$–MTW,$–RMA,$–RMB,$–RMC,$–VTG,$–VHW,$–XTE
AIS display (requires AIS data input)
Data Received: AIS or ATON Vessels Tracking: Automatic Display: Vessel Name, MMSI, Call Sign, Range/Bearing, L/L, Speed/Course, ROT, CPA/TCPA

Equipment

  • Display unit – 1 pc.
  • Radar antenna KRA-1006 – 1 pc.
  • Antenna cable 10/15/20/30 m long (specify when ordering) – 1 pc.
  • Power cable (3 m) – 1 pc.
  • Operation manual – 1 pc.
  • Standard set of spare parts and installation materials – 1 pc.

Optional

  • Heading sensor KA-GC9A

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