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General| Model | MRF45 |
|---|---|
| Frequency Range | 156.050 - 163.275 MHz |
| Waterproof Rating | IPX7 |
| GPS | Yes |
| NOAA Weather Alert | Yes |
| Instant Channel 16/9 | Yes |
| DSC (Digital Selective Calling) | Yes |
| Battery Life | Up to 10 hours |
| Display | LCD |
| Type | VHF Marine Radio |
| Channels | USA, International, Canada |
| Output Power | 1W/5W |
Expresses gratitude for purchasing the CobraMarine VHF radio and provides a brief product overview.
Offers detailed customer support contact information and services available in the U.S.A. and internationally.
Details the physical controls, indicators, and connection ports on the VHF radio transceiver unit.
Describes the microphone controls and outlines the key features and capabilities of the CobraMarine VHF radio.
Explains FCC regulations, station licensing needs, and call sign usage for VHF marine radio operation.
Covers essential operating procedures, including maintaining a radio watch and making calls.
Provides critical safety guidelines for radio installation, operation, and potential hazards.
Details specific warnings and compliance information related to radio frequency (RF) energy exposure limits.
Offers advice on effective VHF radio use for safety and navigation, and compares it to cellular communication.
Provides details on FCC licensing requirements and how to obtain necessary station licenses.
Outlines user responsibilities, FCC compliance, and operational restrictions for VHF marine radios.
Details the correct procedures for making voice calls, including channel selection and calling limits.
Explains the DSC system for establishing calls, its role in GMDSS, and its distress communication capabilities.
Defines MMSI, its importance for DSC, and sources for obtaining an MMSI number.
Discusses making radiotelephone calls and the lack of privacy in VHF transmissions.
Covers international emergency signals (MAYDAY, PAN, SECURITE) and procedures for distress calls.
Provides a step-by-step guide for making a voice distress call, including essential information to convey.
Explains how to initiate a DSC distress call using the radio's features and GPS connectivity.
Outlines the general use of VHF channels in the USA for distress, calling, safety, and commercial purposes.
Details the intended uses of channels for port operations, navigation, and digital selective calling.
Lists VHF channels 1 through 17 with their frequencies, maps, and primary functions.
Provides detailed descriptions of the purpose and usage for VHF channels 1 through 17.
Lists VHF channels 18 through 62A with their frequencies, maps, and primary functions.
Details the purpose and usage for VHF channels 18 through 62A, including port operations and commercial use.
Lists VHF channels 63 through 77 with their frequencies, maps, and primary functions.
Provides detailed descriptions of channel usage for 63 through 77, including non-commercial and bridge-to-bridge.
Lists VHF channels 78 through 88A with their frequencies, maps, and primary functions.
Details the purpose and usage for VHF channels 78 through 88A, including public correspondence and commercial intership.
Presents a chart of cities and their corresponding time zone offsets from GMT.
Explains the operation of NOAA weather channels and the emergency weather alert feature for warnings.
Lists all items included in the CobraMarine VHF radio package for initial setup.
Provides guidance on physically mounting the radio and connecting it to the vessel's power source.
Details the installation of the microphone bracket and the process for flush mounting the transceiver.
Explains the required placement of the warning sticker and how to properly connect the radio's power cables.
Covers the necessity of an external marine antenna and advice on selecting quality components.
Details FCC RF exposure limits and critical guidelines for safe antenna installation and placement.
Explains how to connect the microphone and an optional external speaker to the VHF radio.
Details the connection of a GPS device to enable automatic position reporting for DSC distress messages.
Describes the various audible tones and alarms produced by the radio for different operational events.
Provides instructions on how to turn the radio's power on and off using the main control knob.
Explains how to control speaker volume and use the squelch to filter unwanted noise and signals.
Covers operating in standby mode and changing listening channels, including using the 16/9 and Weather/UIC buttons.
Guides users on accessing and navigating the radio's settings menu for customization.
Details how to adjust the LCD's backlight brightness and contrast for optimal viewing.
Explains how to enable/disable confirmation tones and set the time offset for local time display.
Covers the process of selecting the appropriate VHF channel map for the USA, International, or Canadian regions.
Details how to select the correct VHF channel for initiating voice communications.
Explains how to adjust transmit power and the procedure for sending voice messages.
Guides on using NOAA weather channels and configuring the weather alert system for warnings.
Explains the function of the Channel 16/9 button for rapid switching between these important calling channels.
Describes how to use the Dual-Watch function to monitor two selected channels simultaneously.
Explains how to activate and use the scan feature to automatically search through channels.
Details the essential process of entering the Maritime Mobile Service Identity (MMSI) number for DSC functionality.
Explains how to correct MMSI entry errors and the limitations imposed on multiple entries.
Covers how to view your MMSI number and configure the DSC scanning feature.
Explains how to enter Group MMSI numbers for efficient communication with multiple vessels or stations.
Allows users to set automatic or manual responses to incoming position request calls.
Details how to store and manage names and MMSI numbers for direct DSC calling.
Provides comprehensive instructions for initiating automatic or manual DSC distress calls and managing alarms.
Explains the alarms associated with DSC distress calls and how to respond to them.
Details how the radio handles received distress calls, including alarms and switching to Channel 16.
Guides on using the All Ships call feature for urgent, safety, or routine broadcasts to all stations.
Describes how the radio alerts users to incoming All Ships calls and the required actions.
Explains the purpose of geographical calls and how the radio receives and displays them.
Details the process of sending and receiving individual DSC calls using stored directory information.
Explains how to send and receive group DSC calls using the Group MMSI feature.
Covers initiating position requests and managing responses like position data or no reply.
Details how to handle different outcomes of position requests, such as resending or exiting.
Explains how the radio handles incoming position requests based on auto or manual reply settings.
Describes the procedure for using the Position Send function to transmit your vessel's GPS location.
Provides guidance on maintaining the radio and a troubleshooting table for common issues.
Lists the detailed technical specifications for the radio's general, receiver, and transmitter components.
Outlines the terms, conditions, and exclusions of the limited 3-year warranty for U.S.A. purchases.
Provides instructions for obtaining factory service and contacting customer support for assistance.
Lists optional accessories available for the CobraMarine VHF radio, such as mounting kits.
Provides contact details and ordering information for purchasing Cobra accessories and products.
