JRC JMA-5220-7 - Scanner (Nke-2062;Hs)

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11.4 SCANNER (NKE-2062/HS)
11.4 SCANNER (NKE-2062/HS)
(1) Dimensions Height 432mm×Swing Circle 1220mm
(2) Mass Approx. 24kg
(3) Polarization Horizontal Polarization
(4) Directional Characteristic Horizontal Beam Width: 2° (-3dB width)
Vertical Beam Width: 30° (-3dB width)
Sidelobe Level: Below –23dB (within ±10°)
Below –26dB (outside ±10°)
(5) Revolution NKE-2062 : Approx. 27rpm (Normal)
NKE-2062HS : Approx. 48rpm (Normal)
(6) Peak Power 4.9 kW
(7) Transmitting Frequency 9410 ±30MHz
(8) Transmitting Tube Magnetron [MSF1422B]
(9) Pulse width/Repetition Frequency
Short Middle Long
0.125nm 0.08μS/2250Hz
0.25nm 0.08μS/2250Hz
0.5nm 0.08μS/2250Hz
0.75nm 0.08μS/2250Hz 0.25μS/1700Hz
1.5nm 0.08μS/2250Hz 0.25μS/1700Hz 0.5μS/1200Hz
3nm 0.25μS/1700Hz 0.5μS/1200Hz 1.0μS/650Hz
6nm 0.25μS/1700Hz 0.5μS/1200Hz 1.0μS/650Hz
12nm 0.25μS/1700Hz 0.5μS/1200Hz 1.0μS/650Hz
24nm 1.0μS/650Hz
48nm 1.0μS/650Hz
96nm 1.0μS/650Hz
(10) Duplexer Circulator + Diode Limiter
(11) Mixer MIC Front End
(12) Intermediate Frequency Amplifier Intermediate Frequency: 60MHz
Band Width: 20MHz(0.08μS)
6MHz(0.25μS,0.5
μS)
3MHz(0.8μS, 1μS)
Gain: More than 90dB
Amplifying Characteristics: Logarithmic Amplifier
(13) Overall Noise Figure 6dB(Average)