SP - 1
E3510S01F
SPECIFICATIONS OF MARINE RADAR
MODEL 1623
1 GENERAL
1.1 Indication System
PPI Daylight display, raster scan, 4 tones in monochrome
1.2 Range, Pulselength (PL) & Pulse Repetition Rate (PRR)
Range (nm)
0.125, 0.25, 0.5, 0.75 1, 1.5, 2
3, 4, 6, 8, 12, 16
Pulse Length
0.08
μ
s (short)
0.3
μ
s (medium) 0.8
μ
s (long)
Pulse Repetition Rate 3000 Hz nominal
1200 Hz nominal 600 Hz nominal
1.3 Range Resolution
16 m
1.4 Bearing
Discrimination 6.7°
1.5 Minimum Range
22 m
1.6 Bearing Accuracy
Within 1°
1.7 Range Ring Accuracy
1.0 % of range or 8 m, whichever is the greater
2 SCANNER
UNIT
2.1 Radiator
Micro-strip
2.2 Polarization
Horizontal
2.3 Antenna Rotation Speed 24/31/41 rpm nominal (auto-select according to range)
2.4 Radiator Length
34 cm
2.5 Horizontal Beamwidth
Less than 6.2°
2.6 Vertical
Beamwidth
25°
2.7 Sidelobe Attenuation
Less than -20 dB
3 TRANSCEIVER
MODULE
3.1 Frequency
9410 MHz ±30MHz (X band)
3.2 Modulation
P0N
3.3 Peak Output Power
2.2 kW
3.4 Modulator
FET Switching Method
3.5 Intermediate Frequency 60 MHz
3.6 Tuning
Automatic
3.7 Receiver Front End
MIC (Microwave IC)
3.8 Bandwidth
15 MHz (short pulse), 5 MHz (medium/long pulse)
3.9 Duplexer
Circulator with diode limiter
3.10 Time of Heat-up
1-min. approx.
4 DISPLAY
UNIT
4.1 Picture Tube
6” rectangular monochrome LCD
4.2 Display Pixels
240(H) x 320(V) dots,
Effective radar display area: 240x240 dots
Содержание 1623
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