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Chapter 7 SPECIFICATIONS

7.2 SCANNER

7-4

7.2.2 NKE-2063

(1) Dimensions Height 419.5mm×Swing Circle 1220mm

(2) Mass Approx. 21kg

(3) Polarization Horizontal Polarization

(4) Directional Characteristic

Horizontal Beam Width (-3dB):

2°

Vertical Beam Width (-3dB):

30°

Sidelobe Level: -23dB or less (less than ±10° from the main lobe)

-26dB or less (±10° or more from the main lobe)

(5) Rotation Approx. 27rpm

(6) Peak Power 6 kW

(7) Transmitting Frequency 9410 30MHz

(8) Transmitting Tube Magnetron [MSF1422B]

(9) Pulse width/Repetition Frequency (Bandwidth)

SP1: 0.08s/4000Hz, SP2: 0.08s/2250Hz, SP3: 0.13s/1700Hz

MP1: 0.25s/1700 Hz, MP2: 0.5s/1200 Hz

LP1: 0.8μs/750Hz, LP2: 1.0μs/650Hz

0.125NM 0.08s/4000Hz (SP1)

0.25NM 0.08s/4000Hz (SP1)

0.5NM 0.08s/4000Hz (SP1) 0.25s/1700Hz (MP1)

0.75NM 0.08s/2250Hz (SP2) 0.25s/1700Hz (MP1)

1.5NM 0.08s/2250Hz (SP2) 0.25s/1700Hz (MP1) 0.5μs/1200Hz (MP2)

3NM 0.13s/1700Hz (SP3) 0.25s/1700Hz (MP1) 0.5μs/1200Hz (MP2)

6NM 0.5s/1200Hz (MP2) 0.8μs/750Hz (LP1) 1.0μs/650Hz (LP2)

12NM 0.5s/1200Hz (MP2) 0.8μs/750Hz (LP1) 1.0μs/650Hz (LP2)

24NM 1.0s/650Hz (LP2)

48NM 1.0s/650Hz (LP2)

72NM 1.0s/650Hz (LP2)

(10) Duplexer Circulator + Diode Limiter

JRC JMA-2353 User Manual

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