Appendix A: Specification
47
Appendix A:Specification
2D 18" Radome Scanner Unit
General
Approvals
CE - conforms to
FCC - conforms to
89/336/EEC (EMC), EN60945:1997
Part 80 (47CFR) and Part 2 (47CFR)
Dimensions
Φ
Φ
Φ
Φ
468 x 227 mm (18.4 x 8.9 in)
Weight
6.5 kg (14.3 lbs)
Input Voltage
8.7 - 32 V DC (from display unit)
Power Consumption
28 W (9 W Standby)
Environmental
Waterproof to CFR46
Temperature range:
-10° to +55°C
Humidity limit:
up to 95% at 35°C
Maximum wind speed for satisfactory operation: 100 Kts
Maximum Range Scale 24 nm
Transmitter
Transmitter Frequency
9410 +/– 30 MHz
Peak Power Output
2.0 kW (nominal)
Transmitter
Solid-state modulator driving Magnetron
Pulse Length/PRF
0.08
µµµµ
s/2250Hz (0.75 nm or less)
0.25
µµµµ
s/1500 Hz (above 0.75 nm & less than 6 nm)
0.70
µµµµ
s/750 Hz (6 nm or greater)
Standby Mode
Magnetron heater and control left on, all other services off
Duplexer
Circulator
Antenna
Antenna Type
Patch array
Beam Width (nominal)
5.2° horizontal, 25° vertical
Polarization
Horizontal
Antenna Side lobes
Less than -22 dB
Rotation Rate
24 rpm (nominal)
154_4.book Page 47 Wednesday, October 25, 2000 3:02 PM
