10-2
10.2
SCANNER
(NKE-387)
(1) Dimensions
Height 427mm
u
Swing Circle 2230mm
(2) Mass
Approx. 34kg
(3) Polarization
Horizontal Polarization
(4) Directional Characteristic
Horizontal Beam Width:
1.0
q
(-3dB width)
Vertical
Beam
Width: 29
q
(-3dB width)
Sidelobe Level: Horizontal Below –26dB (within
r
10
q
)
Below
–32dB
(outside
r
10
q
)
Vertical Below -25dB
(5) Revolution
Approx. 24/36/48 rpm
(6) Peak Power
4.9kW
(7) Transmitting Frequency
9410
r
30MHz
(8) Transmitting Tube
MAF1562R
(9) Pulse width/Repetition Frequency
0.1km
0.05
P
S/4000Hz
0.2km
0.05
P
S/4000Hz
0.3km
0.05
P
S/4000Hz
0.4km
0.05
P
S/4000Hz
0.5km
0.05
P
S/4000Hz
0.8km
0.05
P
S/4000Hz
1.2km
0.05
P
S/4000Hz
1.6km
0.05
P
S/4000Hz
2km
0.05
P
S/4000Hz 0.1
P
S/2000Hz
4km
0.1
P
S/2000Hz 0.3
P
S/2000Hz
8km
0.3
P
S/2000Hz 0.6
P
S/1000Hz
16km
0.6
P
S/1000Hz
32km
0.6
P
S/1000Hz
64km
0.6
P
S/1000Hz
(10) Duplexer
Circ Diode Limiter
(11) Mixer
MIC Front End
(12) Intermediate Frequency Amplifier
Intermediate Frequency: 60MHz
Receiver characteristic = Logarithmic receiver
(13) Overall Noise Figure
7.5 dB (Average)
Summary of Contents for JMR-611
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Page 33: ...1 5 1 1 4 EXTERIOR DRAWINGS y Fig 1 1 Exterior Drawing of Scanner Unit Type NKE 387 Unit mm...
Page 34: ...1 6 Fig 1 2 Exterior Drawing of Processing Unit Type NDC 1774 Unit mm...
Page 35: ...1 7 1 1 4 EXTERIOR DRAWINGS y Fig 1 3 Exterior Drawing of Operating Unit Type NCE 5923 Unit mm...
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Page 177: ...APPENDIX Fig 1 Block Diagram of JMR 611...
Page 181: ...APPENDIX Fig 5 Internal Connection Diagram of Control Unit NCM 994...
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