Please note that there are two models.

Model 1 : RS-509M Without GPS

Walkie Talkie VHF Marine Transceiver IPX7 Waterproof 25W Marine Radio DSC Call Auto-answer

Main Function

Dual Receiver, Independent DCS Dedicated Receiver

Manually Input GPS Latitude and Logitude and Time

IPX7 Waterproof Constrution (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 Recception and Transmission Records Can be Queried

Standard NMEA Interface （RS-422 Protocol )

Full not Matrix Display

Channel Number Display Digits Selectable: 3 Digits (01B)/4 Digits(2001)

Built-in GNSS Mouble, Support GPS,GLONAS,SBAS, Satellite- based Augmentation
System(WAAS/EGNOS/MSAS/GAGAN) (Only for RS-509MG)

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 Gategories,All DSC Calls in 3 Security Categories

Specification

General:

Frequency: TX: 156.000-162.000MHz, RX: 156.000-163.425MHz

RF Power: 25W/1W

Modulation Mode: 16K0G3E(FM), 16K0G2B(DSC)

Frequency Stability: ±5ppm

Power Supply: DC13.8V (±15%)

Channel Spacing: 25kHz

Operating Temperature: -20℃~+60℃

Antenna Impedance: 50Ω

Output Impedance (Audio): 4Ω

Channel Group: USA,INT,CAN

Dimensions (WxHxD): 155×68×86mm

Weight: 721g (Hand MIC Included)


Transmitter:
Output power: 25W/1W
Max frequency deviation: ±5.0kHz
Adjacent channel power: ≥70dB
Audio harmonic distortion: ≤10%
Input resistance:2kΩ


Receiver:
Sensitivity: ≤0.2uV
Squelch sensitivity：≤0.2uV
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 Format.: NMEA0183-2.0
Output impendence: 4Ω (Speaker)

DSC Operation

MMSI Code Programming
ATIS ID Programme
DSC Address ID
Distress Call
Individual Call
Group Call
All Ships Call
Position Request Call / Polling Request Call
Test Call
DSC Log
Multiple-task Mode

NMEA Formats

Small Size for Easy Installation
NMEA Formats(In): RMC, GGA,GNS,GLL,VTG
NMEA Formats(Out): DSC,DSE, RMC, GSA,GSV

Package Contain

1*Hand Microphone
1*Mounting Bracket
1*Mounting Screws Package
1*DC Power Cable
1*Intruction Manual
1*GPS Antenna (for RS-509MG only）