Scanner Unit Nke-1055-6 - JRC JMA-7710-6 Instruction Manual

11.2

Scanner Unit NKE-1055-6

1) Outside dimensions:
2) Mass:
3) Plane of polarization:
4) Beam width:
5) Antenna rotation:
6) Transmission output:
7) Transmission frequency:
8) Transmission tube:
9) Transmission pulse length/repetition frequency:
10) Transmission switch:
11) Mixer:
12) Intermediate frequency amplifier:
13) Overall noise figure:
14) Wind Load:
Approx. height 440 × approx. swing circle 1910 (mm)
Approx. 36kg
Horizontal polarization
Horizontal beam width = 1.2 degrees
Vertical beam width
Side lobe level
Within ±10 degrees = –26dB max.
Outside ±10 degrees = –30dB max.
Approx. 24rpm
10kW
9410±30MHz
Magnetron MSF1425B
Short
0.125nm
0.25nm
0.5nm
0.75nm
1.5nm 0.08µs 2080Hz
3nm 0.2µs 2080Hz
6nm 0.4µs 1560Hz
12nm 0.4µs 1560Hz
24nm
32nm
48nm
96nm
Circulator + Diode limiter
MIC front end
Intermediate frequency = 60MHz
Band width
Gain
Receiver characteristic = Logarithmic receiver
7.5dB (average)
51.5m/s (100 knots) relative
11 – 2
= 25 degrees
Standard Long
0.08µs 2080Hz
0.08µs 2080Hz
0.08µs 2080Hz
0.08µs 2080Hz 0.2µs
0.2µs 2080Hz 0.4µs
0.4µs 1560Hz 0.8µs
0.8µs 780Hz 1.2µs
0.8µs 780Hz 1.2µs
1.2µs 520Hz
1.2µs 520Hz
1.2µs 520Hz
1.2µs 520Hz
= 20MHz (0.08µs)
6MHz (0.2 and 0.4µs)
3MHz (0.8 and 1.2µs)
= 90dB min.
11
2080Hz
1560Hz
780Hz
520Hz
520Hz
11