Specifications - Furuno 1751 Operator's Manual

SPECIFICATIONS
SCANNER UNIT
1. Radiator:
2. Radiator Length:
3. Horizontal Beamwidth:
4. Vertical Beamwidth:
5. Sidelobe Attenuation:
Within ± 20° of mainlobe:
Outside ± 20° of mainlobe;
6. Polarization:
7. Antenna Rotation:
Slotted Waveguide Array
65 cm
3.5°
30°
-20dB or less
-25dB or less
Horizontal
24 rpm nominal
TRANSCEIVER MODULE
1. Transmitting Tube:
2. Frequency & Modulation:
3. Peak Output Power:
Magnetron E3554 (E3561) or MG5353
9410MHz ± 30MHz, PON
1.5kW nominal
4. Pulselength & Pulse Repetition Rate;
0.25
0.5 0.75
P
1.5 3
0
6 8
12
16
3
Pulse Repetition Rate
Anorox. 21001
rlz
Aoorox. 1200Hz
Anorox. 600Hz
Pulselength
0.8us (Long)
5. Modulator:
6. I.F.:
7. Tuning:
8. Receiver Front End:
9. Bandwidth:
10. Duplexer:
11. Noise Figure:
DISPLAY UNIT
1. Indication System:
2. PictureTube:
FET Switching Method
60MHz
Automatic
MIC (Microwave IC)
7MHz
Circulator with diode limiter
9dB nominal
Raster scan, Daylight display
18-centimeter diagonal, green phosphor CRT
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