Cobra Electronics Cobra MR HH300: Your Complete Guide to Operating the Marine Radio
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Operating Your Radio

Locked Buttons

Backlight/Key Lock Button

Key Lock Icon

Standby/Receive and Transmit

Key Lock

To prevent accidental changes to your settings, you can Lock:

■Channel Up Button

■Channel Down Button

■UIC Button

■16 Button

■High/Low Power Button

■Dual-Watch/Scan Button

To lock or unlock the buttons:

1.Press and hold the Backlight/Key Lock button. The key icon will appear or disappear in the LCD.

When key lock is On, pressing any of the listed buttons on the front of the radio will result in a three-beep error message. Both the Backlight/Key Lock button and the Talk button are active — you can receive or transmit a message with key lock On, but you cannot change the channel.

Operating Your Radio

Check Channel Number

Low Power Mode

5 cm from Mouth

Standby/Receive and Transmit

Transmit

Transmit mode gives you the ability to interact with safety services, other vessels and shore stations. When you use this capability, be sure to follow the procedures and to observe the courtesies that govern its use so everyone benefits. (See pages 12 – 21 to help you select the proper channels.)

To transmit a message:

1.Check to see that your radio is set to a proper channel for the type of message you plan to send.

2.Toggle to the low power setting.

3.With the microphone about 5 cm from your mouth, press and hold the Talk button and speak into the microphone. The Transmit icon and meter will appear on the LCD.

4.Release the Talk button when you have finished speaking. Your radio can only operate in either the Transmit or the Receive mode at any given time. You will not hear the response to your message unless the Talk button is released.

Standby/Receive and Transmit

Standby and Receive

•

Talk Button

If the Battery Power icon begins blinking on the LCD when the Talk button is depressed, the radio

Standby mode is the usual mode for the radio whenever it is turned On. From this mode, you can change your settings using the buttons on the front of the radio and switch to Transmit mode using the Talk button. Signals will be Received on the selected channel(s) and alerts broadcast by the coastguard will activate the corresponding routines in your radio.

NOTE

Coastguard alerts are broadcast on Channel 16.

While in Standby mode, you will receive any messages sent on the channel to which you are tuned.

Transmit Lo Power

Transmit High Power

will NOT transmit and the Transmit icon will blink.

If the Talk button is held down for five minutes, the radio will automatically cease transmitting to prevent unwanted signal generation and battery drain. As soon as the Talk button is released,

it can be pressed again to resume transmission.

 

 

 

 

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Contents Our Thanks to You Customer Assistance For Warranty, Product Service Accessory InformationCustomer Assistance ΑPTTable of Contents Radio Controls IndicatorsBacklit LCD Screen Product Features Important Safety Information Important Safety InformationGeneral Precautions Licensing Information Recommendations for Marine CommunicationVHF Marine Radio Procedures Voice Calling Emergency Messages and Distress Procedure Emergency Messages Distress ProcedureMarine Emergency Signals Radiotelephone CallsTell where you are Marine Distress ProcedurePress Talk button and say SayVHF Marine Channel Assignments Channel Frequency Power NumberCanada USA Channel UseReceive Limits Frequency Power Number Int’l21A U.S. government only Canada coastguard only 23A Government OnlyDigital Selective Calling voice communications not allowed 64A U.S. government only Canada Commercial FishingCanada U.S.A You should find all of the following items Included in this Package Antenna, Wrist Strap and Belt ClipWrist Strap Included in this PackageInstalling the Batteries Battery InstallationMaintaining the Battery Charge Antenna, Wrist Strap Belt ClipVolume Power On-OffGetting Started SquelchInternational/Canada/U.S.A. Channel Maps Transmit Power OutputChannels BacklightKey Lock Standby/Receive and TransmitTransmit Standby and ReceiveChannel Advanced OperationDual-Watch Advanced OperationMaintenance Maintenance TroubleshootingTroubleshooting Problem Possible Causes SolutionsDeclaration of Conformity SpecificationsSpecifications

MR HH300 EU specifications

Cobra Electronics MR HH300 EU is a versatile and reliable handheld VHF marine radio designed to cater to the communication needs of boaters and marine enthusiasts. With its robust construction and user-friendly features, the MR HH300 EU is an essential tool for anyone navigating waterways, whether for leisure or professional purposes.

One of the standout features of the MR HH300 EU is its impressive range of communication capabilities. Operating on VHF frequencies, this radio provides clear and stable communication over long distances, making it an ideal choice for boaters who require reliable contact with other vessels or shore stations. The radio is equipped with 1, 3, and 6-watt transmission power options, giving users the flexibility to adjust their power output based on their current situation.

The MR HH300 EU is designed with ease of use in mind. It features a large, backlit LCD display that ensures visibility in low-light conditions. The intuitive button layout allows users to quickly access essential functions, such as channel selection, volume control, and emergency features. Additionally, the radio includes a built-in speaker, which enhances audio quality and ensures clear sound during communication.

Another significant characteristic of the MR HH300 EU is its built-in NOAA weather radio capability. This feature provides real-time weather updates and alerts, ensuring that boaters stay informed about changing weather conditions. Coupled with the radio's ability to access all 16 marine channels, this feature is invaluable for ensuring safety on the water.

The Cobra MR HH300 EU also boasts advanced technologies such as Dual Watch and Triple Watch modes. These modes allow users to monitor two or three channels simultaneously, ensuring that they never miss important communications or alerts. Furthermore, the radio is waterproof with an IPX7 rating, which means it can withstand submersion in water for short periods, offering peace of mind in case of accidental drops overboard.

Finally, the MR HH300 EU is equipped with a rechargeable lithium-ion battery, allowing for extended usage without the need for constant battery replacements. This feature not only enhances convenience but also reduces waste, making it an eco-friendly option for marine communication.

In summary, Cobra Electronics MR HH300 EU is a high-performance handheld VHF marine radio that combines essential features, advanced technologies, and durable construction, making it an invaluable asset for fishermen, sailors, and recreational boaters alike. Its reliable communication capabilities, user-friendly design, and safety features epitomize the quality expected from Cobra Electronics.
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