Sailor RT4822 User Manual

SAILOR RT4822
VHF-DSC
Operating Instructions
Distress Calls, see page ii . Contents, see page 1.

Sailor RT4822 Specifications

General

Waterproof Rating	IPx7
Display	LCD
Keypad	Yes
Type	VHF Radio
Power Output	25 W / 1 W
Network	VHF Marine Band
Battery Life	10 hours (typical use)
SMS	No
GPS	No

Summary

DISTRESS Call

Quick DISTRESS Call

Step-by-step guide for initiating a distress call.

Mayday Procedure

Steps for making a Mayday call and communicating.

Acknowledgment

Procedure for acknowledging distress calls.

Unit Overview and Abbreviations

What is What?

Explanation of the VHF unit's display, controls, and indicators.

VHF Fundamentals

VHF Channel System

Communication Types

Basic Operation

Power and Listening

Instructions for powering on, off, and monitoring channel 16.

Telephony Calls

Receiving a Telephony Call

Making a Telephony Call

Channel and Squelch Control

Channel Selection

Methods for selecting VHF channels using keys or quick select.

Basic DSC Operation

DSC Main Buttons

DSC Display Operation

DSC Calling Procedures

Calling a SHIP

Step-by-step guide to initiating a DSC call to a ship.

Receiving an Individual Call

Procedure for handling incoming individual DSC calls.

DSC Station Calls

Calling a SHORE Station

How to make a DSC call to a shore station.

Calling a PHONE NUMBER Directly

VHF Telephony and Channel Settings

Channel Mode Settings

Switching between International, US, and BI channel modes.

Transmitter Power Level

Setting the transmitter power to 25W for specific channels.

Scanning Functions

Scanning of Channels

Intercom Function

Initiating an Intercom Call

Full DSC Operation

Receiving DSC Calls

How the unit alerts the user to incoming DSC calls.

TX CALL Menu

Extended TX Call Details

Function Menu Navigation

Changing a Function