JRC JMA-9122-9XA - Scanner Unit (Nke-2254-6 Hs)

11 －12
JMA-9100 Instruction Manual > 11.SPECIFICATION > 11.12 SCANNER UNIT (NKE-2254-6HS)
11.12 SCANNER UNIT (NKE-2254-6HS)
SCANNER UNIT NKE-2254-6HS
Dimension Height 536 x Swing Circle 1910 (mm)
Mass Approx. 55kg
Polarization Horizontal
Directional Characteristics Horizontal beam width
Vertical beam width
Side lobe Level
: 1.2°
: 20°
: below -26dB (within +/-10°)
: below -30dB (outside +/-10°)
Revolution Approx.48rpm
Power Supply for Motor DC24V
Maximum Wind Velocity 51.5m/s (100knots)
Transmitting Frequency
9410±30MHz
Transmitting Power 25kW
Transmitting Tube Magnetron[M1568BS]
TX Pulse width / Repetition
Frequency
SP1：0.07μs/2250Hz
MP1：0.2μs/2250Hz MP2：0.3μs/1900Hz、MP3：0.4μs/1400Hz
LP1：0.8μs/750Hz、LP2：1.0μs/650Hz LP3：1.2μs/510Hz
0.125、0.25、0.5NM ：SP1
0.75NM
：SP1/MP1
1.5NM
：SP1/MP1/MP2/MP3
3NM
：MP1/MP2/MP3/LP1
6NM
：MP1/MP2/MP3/LP1/LP2
12NM
：MP1/MP2/MP3/LP1/LP2
24NM
：MP3/LP1/LP2
48NM
：LP2
96NM
：LP3
Modulator Solid State Modulator Circuit
Duplexer Circulator + Diode Limiter
Front End Module Built-in
Intermediate Frequency Amplifier Intermediate Frequency
Band Width
Gain
Amplifying Characteristics
: 60MHz
: 25/8/3MHz
: more than 90dB
: Logarithmic Amplifier
Overall Noise Figure 7.5dB ( Typical)
Tuning Manual/AUTO