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Main Functions :
• Built-in GNSS Module, Support GPS, GLONAS, SBAS Satellite-based Augmentation System
• Small Size for Easy Installation
• NMEA Formats (In): RMC, GGA, GNS, GLL, VTG
• NMEA Formats (Out): DSC, DSE, RMC, GSA, GSV
• Dual Receiver, Independent DSC Dedicated Receiver
• Manually Input GPS Latitude and Longitude and Time
• IPX7 Waterproof Construction (1m Depth of Water for 30 Minutes)
• Speaker Vibration Draining Function
• Weather Channel Alarm
• Dual/Tri-watch Functions
• Scan: Normal Scan and Priority Scan
• DSC Call Reception and Transmission Records Can be queried
• Standard NMEA Interface (RS-422 Protocol)
• Full Dot Matrix Display
• Channel Number Display Digits Selectable: 3 Digits (01B)/ 4 Digits (2001)
• Simple Combination of Arrow Keys and Programmable Soft Keys for Smooth Operation
• Support Latest Marine Channel Standards and DSC Protocol Standards.
• DSC Distress Calls in 11 Categories, All DSC Calls in 3 Security Categories


Frequency coverage TX:156.000-162.000MHz RX:156.000-163.425MHz
Mode FM(16K0G3E) DSC(16K0G2B)
Frequency stability ±5ppm
Operating temperature range -20°C~+80°C
Antenna impedance 50Ω
Dimensions (W×DxH) 155mm×68mm×86mm
Weight (main unit) 721g (Hand MIC Included)
Output power 25W/1W
Max frequency deviation ±5.0kHz
Spurious emissions ≤-70dB(H) ≤-56dB(L)
Adjacent channel power ≥70dB
Audio harmonic distortion ≤10%
Current drain ≤5.5A(H) ≤1.5A(L)
Input resistance 2kΩ(MIC)
Sensitivity ≤0.22uV
Squelch sensitivity ≤0.22uV
Adjacent channel selectivity ≥70dB
Spurious response rejection ratio ≥70dB
Intermodulation rejection ratio ≥70dB
Max current ≤1.5A
Audio output power ≥4.5W (10%)
GPS signal ver. NMEA0183-2.0
Output impendence 4Ω (Speaker)

Summit Marine VHF RS-509MG, DSC, with Built in GPS

Only 2 left in stock

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