Ray53 – Compact VHF Radio w/ GPS

Raymarine’s Ray53 radio is small in size but big on features and performance. Ray53 is a full-function VHF marine radio with Class D Digital Selective Calling (DSC) and a built-in GPS receiver. Simply program your boat’s MMSI number into the Ray53 and immediately benefit from the enhanced calling and safety features of DSC.

Key Features

• Compact marine VHF with Digital Selective Calling
• Built-in GPS/GNSS receiver with a connection point for an optional external antenna
• NMEA2000 and NMEA0183 networking for integration with onboard systems
• Audio output connection for optional passive remote speaker (A80542)
• Surface and trunnion mount kits included
• Styled to compliment the Axiom family of multifunction display

SPECIFICATIONS

ENVIRONMENTAL

• Operating Temperature: -20ºC (-4ºF) to +60ºC (140ºF)
• Storage Temperature: -25ºC (-13ºF) to +70ºC (158ºF)
• Relative Humidity: 95%
• Water Proofing: IPx6 & IPx7
• Connections: 1x NMEA 0183 | 1x SeaTalkng ® / NMEA 2000 | 1x Audio (RCA) | 1x GNSS (GPS) antenna (TNC)

POWER

• Nominal Supply Voltage: 12 V dc (Reverse polarity and over voltage protection)
• Operating Voltage Range: 9 Vdc to 16 Vdc
• 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: 12.5 kHz
• Power Output: Low power setting — 1 W | High power setting — 25 W
• Spurious missions: 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 70 dB

SPEAKER

• Base Station Speaker Power Output: 2.5W (8Ω)
• Fistmic Speaker Power: 1W (16Ω)
• External Speaker Power: 5W (8Ω)

GNSS (GPS)

• Channels: 72
• Cold Start: <2 minutes
• Receiver IC Sensitivity: –167 dBm (Tracking) | –148 dBm (Acquisition)
• GNSS Compatibility: GPS | GLONASS | *Beidou
• SBAS Compatibility: WAAS | EGNOS | MSAS
• 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: 10 Hz (10 times per second Concurrent GNSS)
• Antenna: Internal — Ceramic chip mounted near top of unit | External — Passive antenna connection via TNC connector
• Position Accuracy: Without SBAS: <= 15 metres 95% of the time | With SBAS: <= 5 metres 95% of the time

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