JRC JMA-5206, Instruction Manual, Page: 416 / 462

11 ─ 5
11.5
SCANNER (NKE-2102)
(1) Dimensions Height 440mm
×
Swing Circle 1910mm
(2) Mass
Approx. 31kg
(3) Polarization
Horizontal Polarization
(4) Directional Characteristic
Horizontal Beam Width: 1.2
°
(-3dB width)
Vertical Beam Width: 20
°
(-3dB width)
Sidelobe Level: Below –26dB (within
±
10
°
)
Below –30dB (outside
±
10
°
)
(5) Revolution
Approx. 27rpm (Normal)
(6) Peak Power
10kW
(7) Transmitting Frequency
9410
±
30MHz
(8) Transmitting Tube
Magnetron [MSF1425B]
(9) Pulse width/Repetition Frequency
Short Middle Long
0.125nm 0.08
μ
S/2250Hz
0.25nm 0.08
μ
S/2250Hz
0.5nm 0.08
μ
S/2250Hz
0.75nm 0.08
μ
S/2250Hz 0.25
μ
S/1700Hz
1.5nm 0.08
μ
S/2250Hz 0.25
μ
S/1700Hz 0.5
μ
S/1200Hz
3nm 0.25
μ
S/1700Hz 0.5
μ
S/1200Hz 0.8
μ
S/750Hz
6nm 0.5
μ
S/1200Hz 0.8
μ
S/750Hz 1.0
μ
S/650Hz
12nm 0.5
μ
S/1200Hz 0.8
μ
S/750Hz 1.0
μ
S/650Hz
24nm 1.0
μ
S/650Hz
48nm 1.0
μ
S/650Hz
96nm 1.0
μ
S/650Hz
(10) Duplexer Circ Diode Limiter
(11) Mixer
MIC Front End
(12) Intermediate Frequency Amplifier
Intermediate Frequency: 60MHz
Band Width: 20MHz(0.08
μ
S)
6MHz(0.25
μ
S,0.5
μ
S)
3MHz(0.8
μ
S, 1
μ
S)
Gain: More than 90dB
Amplifying Characteristics: Logarithmic Amplifier
(13) Overall Noise Figure
6dB(Average)