Raymarine RAY63, Инструкция по установке и эксплуатации

Страница: 172 / 208

Power specification
Nominal supply voltage 12 V dc (Reverse polarity and over voltage protection)
Operating voltage range 9 V dc to 16 V dc
Current consumption
• Less than 6 A at high power (13.6 V)
• Standby: 600 mA
• Receive: 2 A
Transmitter
Channels All available US, International and Canadian VHF marine
bands
Frequency Range 156.000 MHz to 157.425 MHz / 155.500 MHz to 161.425
MHz (Private channels)
Frequency stability +/- 1.5 ppm
Channel Spacing 25 kHz
Power Output
• Low power setting — 1 W
• High power setting — 25 W
Spurious emissions Better than –36 dBm at 25 W (Less than 0.25 µW)
Maximum deviation +/- 5 kHz
Antenna impedance 50 Ohms (typical)
Receiver
Receiver type Double conversion super heterodyne
Channels All available US, International and Canadian VHF marine
bands
Frequency range
156.050 MHz to 163.275 MHz / 155.500 MHz to 161.425
MHz (Private channels)
Sensitivity Better than 1 microvolt EMF @ 20dB SINAD
Squelch sensitivity Less than —2 dBµ EMF
Hum and noise Better than –40 dB
Audio distortion Less than 10%
Receiver sensitivity • Distance — 119dBm (0.25uV) @ 12dB SINAD (typical)
• Local — 110dBm (0.7uV) @ 12dB SINAD (typical)
Adjacent channel selectivity
More than 70 dB
Spurious response rejection More than 70 dB
Inter modulation rejection More than 68 dB
Speakers
Base station speaker power output
2.5 W (8 Ω)
Fistmic speaker power output
1 W (16 Ω)
External speaker power output 5 W (8 Ω)
Handset speaker power output 1 W (16 Ω)
GNSS (GPS)
Channels 72
Cold start < 2 minutes
Receiver IC Sensitivity –167 dBm (Tracking) / –148 dBm (Acquisition)
172