Scanner (Nke-2043) - JRC JMA-5204 Instruction Manual

11.6

SCANNER (NKE-2043)

(1) Dimensions
(2) Mass
(3) Polarization
(4) Directional Characteristic
(5) Revolution
(6) Peak Power
(7) Transmitting Frequency
(8) Transmitting Tube
(9) Pulse width/Repetition Frequency
SP1 0.08 s/2250Hz/Wide
MP1 0.25 s/1700Hz/Middle
LP1 0.5 s/1200Hz/Narrow, LP2 1.0 s/650Hz/Narrow
0.125NM
0.25NM
0.5NM
0.75NM
1.5NM
3NM
6NM
12NM
24NM
48NM
96NM
(10) Duplexer
(11) Mixer
(12) Intermediate Frequency Amplifier
(13) Overall Noise Figure
Height 275mm Diameter of radome 620mm
Approx. 10kg
Horizontal Polarization
Horizontal Beam Width:
Vertical Beam Width:
Sidelobe Level:
Approx. 27rpm
4 kW 50%
9410 30MHz
Magnetron [MSF1421B]
0.08 s/2250Hz(SP1)
0.08 s/2250Hz(SP1)
0.08 s/2250Hz(SP1)
0.08 s/2250Hz(SP1) 0.25 s/1700Hz(MP1)
0.08 s/2250Hz(SP1) 0.25 s/1700Hz(MP1)
0.25 s/1700Hz(MP1) 0.5 s/1200Hz(LP1)
0.25μs/1700Hz(MP1) 0.5 s/1200Hz(LP1)
0.25μs/1700Hz(MP1) 0.5μs/1200Hz(LP1)
Circulator + Diode Limiter
MIC Front End
Intermediate Frequency: 60MHz
Band Width: 20MHz(0.08μs/0.13μs)
6MHz(0.25 s)
3MHz(0.5 s, 0.8 s, 1.0 s)
Gain: More than 90dB
Amplifying Characteristics: Logarithmic Amplifier
6dB(Average)
11 6
11.2 JMA-5222-7/9 TYPE RADAR
4 (-3dB width)
25 (-3dB width)
Below –21dB (within 10 )
0.5 s/1200Hz(LP1)
1.0 s/650Hz(LP2)
1.0 s/650Hz(LP2)
1.0 s/650Hz(LP2)
1.0 s/650Hz(LP2)
1.0 s/650Hz(LP2)
1.0 s/650Hz(LP2)
11