Appendix A: Specification 53

7S and 11S 72" Open Array Scanner Unit
General
Approvals
CE - conforms to
FCC - conforms to
89/336/EEC (EMC), EN60945:1997
Part 80 (47CFR) and Part 2 (47CFR)
Dimensions Pedestal: 427 x 296 x 406 mm (16.8 x 10.5 x 16 in)
Array: 1918 mm (75.5 in) length
Weight Pedestal: 24 kg (53.0 lb)
Array: 9.4 kg (20.7 lb)
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 72 nm
7S Transmitter - 4 kW
Input Voltage 10.7 - 44 V DC (from display unit)
Power Consumption 9.2 W Standby
46 W Typical operation in light winds
83W Max. operation in 50 Kt winds
135W Max. operation in 100 Kt winds
(min. input voltage 11.4 V for winds >75kt)
Transmitter Frequency 9410 +/– 30 MHz
Peak Power Out put 4 kW (nominal)
Transmitter Solid state modulator driving magnetron
Pulse Length/PRF
Pulse Length/PRFPulse Length/PRF
Pulse Length/PRF
Normal Expanded
Range
(nm)
Pulse Length
(µ
µµ
µS)
PRF
(Hz)
Bandwidth
(MHz)
Pulse Length
(µ
µµ
µS)
PRF(
Hz)
Bandwidth
(MHz)
0.125 0.065 3000 12 0.09 3000 12
0.25 0.065 3000 12 0.09 3000 12
0.50 0.09 3000 12 0.15 3000 12
0.75 0.15 3000 12 0.25 3000 12
1.50 0.35 2000 3 0.45 1600 3
3.00 0.45 1600 3 0.60 1200 0.7
6.0 - 72 1.00 7 40 0.5 - - -
Standby Mode Magnetron heater and control left on, all other services off
Duplexer Circulator
154_4.book Page 53 Wednesday, October 25, 2000 3:02 PM