Ray91 VHF
OEM: E70493
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Product Details (48)
Nominal supply voltage
12 V dc (with over voltage protection)
Operating voltage range
10.2 V dc to 16 V dc
Fuse requirements
• Inline fuse = 10 A• Thermal breaker = 7 A
Current consumption
• Less than 6 A at high power (13.6 V)• Standby: 600 mA• Receive: 2 A• Loud hailer: 3 A (8 Ω) / 6 A (4 Ω)
LEN
1
Operating temperature
-25ºC (-13ºF) to +55ºC (131ºF)
Storage temperature
-25ºC (-13ºF) to +70ºC (158ºF)
Relative humidity
95%
Water proofing
IPx6 & IPx7
Wired handsets
x 2 via HS1 and HS2 connectors
Wireless hub
x 1 via Hub connector
GNSS (GPS) antenna
x 1 via GPS connector (TNC)
VHF antenna / splitter
x 1 via VHF connector (50 Ohm SO239)
NMEA 0183 input
x 1 via bare ended wires on data cable
NMEA 0183 output
x 1 via bare ended wires on data cable
NMEA 2000 / SeaTalkng ®
x 1 via N2K (DeviceNet) connector
Loud hailer
x 1 via bare ended wires on data cable.
Channels
72
Frequency Range
156.025 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 type
Double conversion super heterodyne
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
Cold start
29 seconds
Receiver IC Sensitivity
• Tracking and navigation = -167 dBm• Reacquisition = -160 dBm• Cold start = -146 dBm• Hot start = -156 dBm
GNSS compatibility
• GPS• GLONASS• Beidou
SBAS compatibility
• QZSS• WAAS• EGNOS• MSAS• GAGAN
Special features
Active Jamming and Interference Reduction
Operating frequency
• GPS L1 C/A• GLONASS L10F• Beidou B1
Signal Acquisition
Automatic
Almanac Update
Automatic
Geodetic Datum
WGS-84 (alternatives available through Raymarine MFD)
Refresh Rate
20 Hz (20 times per second Concurrent GNSS)
Antenna
• External — An external passive antenna is required
Horizontal Position Accuracy
• Autonomous = 2.5m (8.2 ft)• SBAS = 2m (6.56 ft)
Class type
Receiver only
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