Raymarine RD418HD User Manual page 32

18” 4 kw hd digital radome antenna; 24” 4 kw hd digital radome antenna
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Transmitter
Type:
Transmit frequency:
Peak power output:
Duplexer:
Standby mode:
Range (Nm)
1
/
,
1
/
8
4
1
/
2
3
/
4
1
1
/
2
3
6, 12, 24 & 48
Antenna
Type:
Beamwidth (nominal)
32
Expanded range (Nm)
1
/
,
1
/
8
4
1
/
2
3
/
4
1
1
/
2
3, 6, 12, 24 & 48
Solid-state modulator, driving magnetron
9405 MHz ±25 MHz
4 kW
Circulator
Magnetron heater - ON
Magnetron control - ON
All other services - OFF
Pulse width (ns)
75
100
150
200
330
430
520
900
Patch array
Horizontal: 4.9° (18 in antenna), 3.9° (24 in antenna)
Vertical: 25°
PRF
3 kHz
3 kHz
3 kHz
3 kHz
2 kHz
1.5 kHz
1.3 kHz
820 Hz
HD Digital Radome User's Guide

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