AKRA MARKET
Description
Specifications
Antenna Radiator
Radiator
Slotted waveguide Array
Radiator Length
120 cm/180 cm
Antenna Rotation Speed
24 RPM
Wind Resistance
Relative wind speed 100 knots(51.5 m/s)
Beam Width
Horizontal 1.9°/1.2°
Vertical 22°
Vertical 22°
Sidelobe
Within ± 20° off mainlobe; less than -24 dB
Outside ± 20° off mainlobe; less than -30 dB
Outside ± 20° off mainlobe; less than -30 dB
Polarization
Horizontal
Transceiver Module (contained in Antenna)
Transmitting Tube
MSF1422 or MAF1422/MSF1425
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)
0.3 µ S/1200 Hz(1.5, 2, 3 nm)
0.8 µ S/600 Hz(3, 4, 6, 8, 12, 16, 24, 36, 48, 64,72 nm)
0.3 µ S/1200 Hz(1.5, 2, 3 nm)
0.8 µ S/600 Hz(3, 4, 6, 8, 12, 16, 24, 36, 48, 64,72 nm)
Warm Up time
1:30 minutes
Peak Output Power
6 kW/ 12.5 kW nominal
Modulator
FET Switching Method
IF
60 MHz
Tuning
Automatic or Manual
Receiver front end
MIC (Microwave IC)
Bandwidth
Tx pulselength 0.3 µS and 0.08 µS: 25 MHz
Tx pulselength 0.8 µS: 3 MHz
Tx pulselength 0.8 µS: 3 MHz
Duplexer
Circulator with Diode Limiter
Environment
Temperature
Display unit: -10 to +50°C
Antenna unit: -25 to +70°C
Antenna unit: -25 to +70°C
Humidity
Relative humidity 93% or less at 40°C
Power Supply
24 VDC 180W (40W in economy mode)
Display Unit
Type
19-inch LED backlight, 32-bit TFT Color LCD Display
Display Modes
Head-up, Course-up*, North-up*, True Motion**
* Heading input required
** Heading and speed inputs required
* Heading input required
** Heading and speed inputs required
Range Scale
Range: 0.125, 0.25, 0.75, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 36, 48, 64, 72
Range Interval: 0.0625,0.125,0.25,0.25,0.25,0.5,0.5,1,1,2,2,4,4,6,8,16,12
Number of Rings: 2,2,3,4,6,4,6,4,6,4,6,4,6,6,6,4,6
Range Interval: 0.0625,0.125,0.25,0.25,0.25,0.5,0.5,1,1,2,2,4,4,6,8,16,12
Number of Rings: 2,2,3,4,6,4,6,4,6,4,6,4,6,6,6,4,6
Bearing Resolution
4°
Bearing Accuracy
Within 1°
Range Discrimination
Better than 30 m
Range Ring Accuracy
0.9% or range in use or 8m whichever is larger
Minimum Range
Better than 25m
Target Tracking Function
Acquisition : 40 manual OR 20 AUTO + 20 MANUAL
Tracking : Auto
Display : Speed, Course, Range/Bearing and CPA/TCPA
Tracking : Auto
Display : Speed, Course, Range/Bearing and CPA/TCPA
Vibration
Vibration Total Amplitude:
1 to 12.5 Hz± 1.6 mm
12.5 to 25 Hz± 0.38 mm
25 to 30 Hz± 0.1 mm
1 to 12.5 Hz± 1.6 mm
12.5 to 25 Hz± 0.38 mm
25 to 30 Hz± 0.1 mm
Echo Trail
Interval: 15s, 30s, 1min, 3mins, 6mins, 15mins, 30mins or continuous
AIS Display
Tracking : Auto
Display : Vessel Name, MMSI, Call sign, Range/Bearing, L/L
Speed/Course, ROT, CPA/TCPA
(AIS data input required)
Display : Vessel Name, MMSI, Call sign, Range/Bearing, L/L
Speed/Course, ROT, CPA/TCPA
(AIS data input required)
Interface IEC61162 (NMEA0183)
Input Data Sentences
ABK, ACK, ALR, BWC, BWR, DBK, DBS, DBT, DPT
DTM, GGA, GLL, HDT, MTW, MWV, RMB, RMC, RTE, THS, VBW, VDM, VDO, VDR
VHW, VTG, VWR, VWT, WPL, ZDA
DTM, GGA, GLL, HDT, MTW, MWV, RMB, RMC, RTE, THS, VBW, VDM, VDO, VDR
VHW, VTG, VWR, VWT, WPL, ZDA
Output Data Sentences
ABM, ACK, ALR, BBM, OSD, RSD, TLB, TLL, TTD, TTM, VSD
Equipment List
Display unit: 1 unit
Control Unit: 1 Unit
Open-Array Antenna (Specify when ordering)
ANTENNA CABLE : 10/15/20/30m (Specify when ordering)
POWER CABLE: 3m
Operation Manual
Standard Spare Parts and installation materials : 1 set
Control Unit: 1 Unit
Open-Array Antenna (Specify when ordering)
ANTENNA CABLE : 10/15/20/30m (Specify when ordering)
POWER CABLE: 3m
Operation Manual
Standard Spare Parts and installation materials : 1 set
