Raymarine Radar Scanner - Manual (Page 56)

48 Pathfinder Radar Scanners
4D 24" Radome Scanner Unit
Receiver
IF Frequency 60 MHz (nominal)
Receiver Characteristic Semi-log
Receiver Noise Figure Less than 5 dB
(including Low Noise Converter/Limiter & IF Receiver)
Receiver Bandwidth 12/3/1 MHz
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 599 x 227 mm (23.6 x 8.9 in)
Weight 7.5 kg (16.5 lbs)
Input Voltage 8.7 - 32 V DC (from display unit)
Power Consumption 34 W (10 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 48 nm
Transmitter
Transmitter Frequency 9410 +/– 30 MHz
Peak Power Output 4.0 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 and 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
154_4.book Page 48 Wednesday, October 25, 2000 3:02 PM