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KRA-1009_N (New!)

Radome Marine Radar Antenna

Brochures And Manuals

 

Features

  • Digital Radar Target Technology
  • Share the same protocol between all ONWA magnetron pulse Radar antennas
  • Built-in excellent sea and rain clutter algorithm
  • Fully Digital Signal Processing
  • High Performance Microwave front end
  • Can be connected to PC directly or through home router
  • Can use ONWA Radar PC Software:
Radar PC Software

 

Connection

KRA-1009_N Connection:

KRA-1009_N Connection

 

Specifications

 Antenna Radiator 

Radiator
Slotted waveguide Array
Radiator Length
46 cm
Antenna Rotation Speed
Long Range (3~36nm): 24 RPM (±2)
Medium Range (1.5~ 3 nm): 36 RPM (±2)
Short Range (0.125~1.5 nm): 48 RPM (±2)
Wind Resistance
Relative wind speed 100 knots(51.5 m/s)
Beam Width
Horizontal 5°
Vertical 25°
Sidelobe
Within ± 20° off mainlobe; less than -18 dB
Outside ± 20° off mainlobe; less than -23 dB
Polarization
Horizontal

 

 Transceiver Module (contained in Radome) 

Transmitting Tube
MSF1421B or MAF1421B
Frequency
9410 ± 30MHz (X-band)
Pulse Length PPR
0.08 µ S/2100 Hz(0.125, 0.25, 0.5, 0.75, 1.5 nm)
0.3µ S/1200 Hz(1.5, 2, 3 nm)
0.8 µ S/600 Hz(3, 4, 6, 8, 12, 16, 24, 36nm)
Warm Up time
1:30 minutes
Peak Output Power
4 kW nominal
Modulator
FET Switching Method
IF
60MHz
Tuning
Automatic or Manual
Receiver front end
MIC (Microwave IC)
Bandwidth
Tx pulselength 0.3 µ S and 0.08 µ S: 25 MHz
Tx pulselength 0.8 µ S: 3 MHz
Duplexer
Circulator with Diode Limiter

 

 Environment 

Temperature
Antenna unit: -25 to +70°C
Humidity
Relative humidity 93% or less at 40°C

 

 Power Supply 

10.5VDC to 40.0 VDC Built-in Power-Supply

 

Dimensions