Section 18 Specifications
18-18
18.17
NKE-2255
GENERAL SPECIFICATION
NKE-2255-9
Dimension
Height 507 × Swing Circle 2810 (mm)
Mass
Approx. 58kg
Polarization
Horizontal
Horizontal beam width
0.8°
Vertical beam width
20°
Side lobe level
below -26dB (within
±
10
°
)
below -30dB (outside
±
10
°
)
Revolution
Approx. 24 rpm
Power Supply for Motor
24VDC
Maximum Wind Velocity
51.5m/s (100kt)
Transmitting Frequency
9410
±
30MHz
Peak-to-peak Power
25kW
±
50%
Transmitting Tube
Magnetron [M1568BS]
TX Pulse width / Repetition Frequency
(Observation Range)
SP1:
0.07μs/2250Hz (0.125NM, 0.25NM, 0.5NM, 0.75NM, 1.5NM
,
3NM, 6NM, 12NM)
MP1:
0.2μs/2250Hz (0.75NM, 1.5NM, 3NM, 6NM,
12NM)
MP2:
0.3μs/1900Hz (1.5NM, 3NM, 6NM, 12NM)
MP3:
0.4μs/1400Hz (1.5NM, 3NM, 6NM, 12NM, 24NM)
LP1:
0.8μs/750Hz (3NM, 6NM, 12NM, 24NM)
LP2:
1.0μs/650Hz (6NM, 12NM, 24NM, 48NM)
LP3:
1.2μs/510Hz (96NM)
Modulator
Solid State Modulator Circuit
Duplexer
Circ Diode Limiter
Frond End Module
Built-in
Overall Noise Figure
7.5dB (typical)
Performance Monitor
NJU-97 (Built-In)
Tuning
Manual/AUTO
Intermediate Frequency Amplifier
Intermediate Frequency
60MHz
Band Width
25/8/3MHz
Gain
More than 90dB
Amplifying Characteristics
Logarithmic Amplifier
Summary of Contents for JMR-5410-4X
Page 2: ......
Page 25: ...xxiii NKE 2255 7 9 6HS Scanner Unit Warning Label ...
Page 27: ...xxv NKE 2103 4 4HS Scanner Unit NKE 2103 6 6HS Scanner Unit NKE 2255 7 9 6HS Scanner Unit ...
Page 54: ...Contents 20 ...
Page 68: ...Section 1 Overview 1 14 Outline Drawing of Radar Antenna NKE 2632 A ...
Page 70: ...Section 1 Overview 1 16 Outline Drawing of Radar Antenna NKE 2043 NKE 2043 ...
Page 72: ...Section 1 Overview 1 18 Outline Drawing of Radar Antenna NKE 2103 4 4HS ...
Page 74: ...Section 1 Overview 1 20 Outline Drawing of Radar Antenna NKE 2255 7 ...
Page 76: ...Section 1 Overview 1 22 Outline Drawing of Radar Antenna NKE 2255 6HS ...
Page 78: ...Section 1 Overview 1 24 Outline drawing of 19inch Display NWZ 214 NWZ 214 ...
Page 80: ...Section 1 Overview 1 26 Outline Drawing of Process Unit NDC 1678 NDC 1678 ...
Page 82: ...Section 1 Overview 1 28 Outline Drawing of Trackball Operation Unit NCE 5605 Option ...
Page 84: ...Section 1 Overview 1 30 Outline Drawing of Junction Box NQE 1143 ...
Page 86: ...Section 1 Overview 1 32 Outline Drawing of 19inch Desktop Frame CWB 1659 ...
Page 88: ...Section 1 Overview 1 34 Outline Drawing of Interswitch Unit NQE 3141 8A Option ...
Page 126: ......
Page 214: ...Section 4 Range and Bearing Measurement Methods 4 32 ...
Page 244: ...Section 5 Basic Operation of the Radar 5 30 ...
Page 324: ...Section 8 Monitoring a Dragging Anchor 8 8 ...
Page 374: ...Section 11 Setting up Screen View 11 20 ...
Page 520: ...Section 15 Maintenance Inspection 15 70 ...
Page 546: ...Section 16 Failures and After Sale Services 16 26 ...
Page 590: ...Appendix A Radar Antenna Display Unit Block Diagrams A 8 A 1 8 NKE 2255 7 9 6HS ...
Page 592: ...Appendix A Radar Antenna Display Unit Block Diagrams A 10 A 1 10 NKE 2063A ...
Page 596: ...Appendix A Radar Antenna Display Unit Block Diagrams A 14 A 2 3 NCE 5794 operation unit ...
Page 622: ...Appendix D Menu List and Materials D 8 Tools VHF Call VHF1 Call VHF2 Call VHF3 Call ...
Page 687: ......