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Cobra Marine MR F75 Owner's Manual

Vhf marine radio
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Owner's Manual
VHF MARINE RADIO
MR F75
Nothing comes close to a Cobra
®
English

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Summary of Contents for Cobra Marine MR F75

  • Page 1 Owner’s Manual VHF MARINE RADIO MR F75 Nothing comes close to a Cobra ® English...

  • Page 2: Customer Assistance

    Our Thanks To You And Customer Assistance Introduction Thank you for purchasing a CobraMarine Properly used, this Cobra many years of reliable service. How Your CobraMarine This radio is a VHF transceiver for fixed mounting on your boat. It gives you 2-way vessel-to-vessel and vessel-to-shore station communications, primarily for safety and secondarily for navigation and operational purposes.

  • Page 3: Table Of Contents

    Transceiver Controls, Indicators And Connections Introduction Backlit LCD Screen Down Radio Status and Button Button Data Display Active Weather/ Memory Scan/ Instant Channel UIC Button Memory Clear Channel Number Button 16/9 Button Tri-Watch Microphone/ Call/Set Button Speaker Cord Button Connection Socket Simplex Operation DSC Distress Button...

  • Page 4: Important Safety Information

    Important Safety Information Introduction Important Safety Information Before installing and using your CobraMarine ™ VHF radio, please read these general precautions and warnings. Warning And Caution Statements To make the most of this radio, it must be installed and used properly. Please read the installation and operating instructions carefully before installing and using it.

  • Page 5: Recommendations For Marine Communication

    Recommendations For Marine Communication Introduction CAUTIONS AVOID using or storing the radio at temperatures below -4°F (-20°C) or above 140°F (60°C). NEVER connect the transceiver to DC power greater than 16 volts or to any DC source with reversed polarity. Doing so will damage the transceiver. DO NOT cut the power cables attached to the transceiver.

  • Page 6: Vhf Marine Radio Procedures

    VHF Marine Radio Procedures VHF Marine Radio Protocols User Responsibility And Operating Locations All users are responsible for observing domestic and foreign government regulations and are subject to severe penalties for violations. The VHF frequencies on your radio are reserved for marine use and require a special license to operate from land, including when your boat is on its trailer.

  • Page 7: Digital Selective Calling (Dsc)

    Digital Selective Calling (DSC) VHF Marine Radio Protocols For Example The vessel Corsair calling the vessel Vagabond: Corsair: “Vagabond, this is Corsair.” Vagabond: “Corsair, this is Vagabond. Reply 72 (or any proper working channel).” Corsair: “72” or “Roger” After communications are completed, each vessel must sign off with its call sign or vessel name and switch to Channel 16.

  • Page 8: Radiotelephone Calls

    Radiotelephone Calls VHF Marine Radio Protocols Radiotelephone Calls Boaters may make and receive radiotelephone calls to and from any number on the telephone network by using the services of public coast stations. Calls can be made — for a fee — between your radio and telephones on land, sea, and in the air. See pages 14 through 23 for the public correspondence (marine operator) channels.

  • Page 9: Marine Distress Procedure - Dsc

    Emergency Messages And Distress Procedure VHF Marine Radio Protocols Marine Distress Procedure Speak slowly — clearly — calmly. 1. Make sure your radio is On. 2. Select VHF Channel 16. 3. Press Talk button and say: “MAYDAY — MAYDAY — MAYDAY.” (Or “PAN —...

  • Page 10: Vhf Marine Channel Assignments

    VHF Marine Channel Assignments VHF Marine Radio Protocols VHF Marine Channel Assignments Three (3) sets of VHF channels have been established for marine use in the U.S.A., Canada, and the rest of the world (International). Most of the channels are the same for all three (3) maps, but there are definite differences (see table on the following pages).
  • Page 11 VHF Marine Channel Assignments VHF Marine Radio Protocols Channel Channel Map Frequency Number Int’l Canada Transmit Receive • • 156.050 160.650 • 156.050 156.050 • • 156.100 160.700 • • 156.150 160.750 • 156.150 156.150 • 156.200 160.800 • 156.200 156.200 •...

  • Page 12: Vhf Marine

    VHF Marine Channel Assignments VHF Marine Radio Protocols Channel Channel Map Frequency Number Int’l Canada Transmit Receive • 156.900 161.500 • • 156.900 156.900 • 156.950 161.550 • • 156.950 156.950 • • • 157.000 161.600 • 157.000 157.000 • •...
  • Page 13 VHF Marine Channel Assignments VHF Marine Radio Protocols Channel Channel Map Frequency Number Int’l Canada Transmit Receive • 156.175 160.775 • 156.175 156.175 • • 156.225 160.825 • • 156.225 156.225 • 156.275 160.875 • • • 156.275 156.275 • 156.325 160.925 •...
  • Page 14 VHF Marine Channel Assignments VHF Marine Radio Protocols Channel Channel Map Frequency Number Int’l Canada Transmit Receive • 156.925 161.525 • • 156.925 156.925 • 156.975 161.575 • • 156.975 156.975 • 157.025 161.625 • • 157.025 157.025 • 157.075 161.675 •...

  • Page 15: Noaa Weather Channels And Alert

    World City Time Zones VHF Marine Radio Protocols World City Time Zones Longitudinal Zone Offset City E172.50 to W172.50 IDLW (International Date Line West) W172.50 to W157.50 Nome W157.50 to W142.50 Honolulu W142.50 to W127.50 Yukon STD W127.50 to W112.50 Los Angeles W112.50 to W097.50 Denver...

  • Page 16: Included In This Package

    Included In This Package Installation And Start-Up Included In This Package You should find all of the following items in the package with your CobraMarine ™ VHF radio: Transceiver* Transceiver Flush Mount Kit Microphone/Speaker Mic/Spkr Mounting Kit Warning Sticker GPS Interface Cable * The term transceiver will be used to identify the main unit containing the LCD screen and controls.
  • Page 17 Mounting And Powering The Radio Installation And Start-Up Microphone/Speaker Bracket Microphone/Speaker Bracket To Install The Microphone/Speaker Bracket: 1. Install the microphone/speaker bracket on a vertical surface near the transceiver using the supplied stainless steel screws. Flush Mount A Flush Mounting kit is included with your CobraMarine VHF radio to allow its installation in almost any flat surface.

  • Page 18: Antenna Requirements And Attachment

    Antenna Requirements And Attachment Installation And Start-Up Antenna Requirements And Attachment Antenna Requirements Your CobraMarine ™ VHF radio requires an external marine antenna to send signals into the air and to receive them. The radio is arranged to use any of the popular marine VHF antennas, but it is up to you to choose which antenna to use.

  • Page 19: External Devices And Connections

    External Devices And Connections Installation And Start-Up External Devices And Connections Your CobraMarine ™ VHF radio is set up to connect auxiliary devices for navigation, convenience, and added versatility. As is the case with the antenna, choosing these devices is best done with the advice and guidance of a knowledgeable dealer. Standard connectors are provided on the front and back of the transceiver.

  • Page 20: Getting Started

    Getting Started Operating Your Radio Getting Started Refer to the foldout on the front cover of this manual to identify the various controls and indicators on your radio. Throughout this manual you will be instructed to press or to press and hold buttons on the transceiver or on the microphone/speaker.
  • Page 21 Getting Started Operating Your Radio To Increase The Volume You Can On-Off Power/ Volume Knob or Volume Choose One Of The Following: Up/Down Buttons a. Turn the On-Off Power/Volume knob clockwise. b. Press and release the Volume Up button on the microphone/speaker. To Decrease The Volume You Can Choose One Of The Following: a.

  • Page 22: Set-Up Routines

    Set-Up Routines Operating Your Radio Set-Up Routines Settings Menu The Settings menu in the CobraMarine ™ VHF radio allows you to turn On and Off many of its features, to adjust other features to suit your preferences, and to enter your user MMSI number.
  • Page 23 Set-Up Routines Operating Your Radio Confirmation Tone The Confirmation Tone sounds when your CobraMarine and to confirm all button presses except for the Talk button. If you would prefer not to hear the Confirmation Tone, you can turn it Off and On as you choose. To Turn The Confirmation Tone On Or Off: Key Tone 1.

  • Page 24: Voice Transmission

    Voice Transmission Operating Your Radio Voice Transmission Transmit mode gives you the ability to communicate 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. (The tables on pages 14 through 23 will help you select the proper channels.) Before pressing the Talk button to transmit a message, you should select the appropriate channel and transmit power output.

  • Page 25: Noaa All Hazards/Weather Radio And Alert

    Voice Transmission Operating Your Radio Public Address Another form of voice transmission is available on your radio. It can be used in Public Address (PA) mode to hail other vessels or people near the shore if you have mounted and connected an optional PA speaker. To Switch The Radio From RF Transmit To PA Mode: PA Mode 1.

  • Page 26: Advanced Operation

    Advanced Operation Operating Your Radio Weather Alert Signal When NOAA broadcasts a Weather Alert Signal and your radio is in the Weather Alert mode, you will hear a continuous audible tone and the radio will automatically switch to Weather Radio mode. The alert indicators will sound regardless of what channel you are operating on as soon as a NOAA alert signal is received.
  • Page 27 Advanced Operation Operating Your Radio Memory Channels You can program (or tag) any or all channels to be scanned in the Memory Scan mode. To Program Memory Channels: Standby Mode 1. From Standby mode, select a channel to be tagged using the Up/Down buttons.

  • Page 28: Dsc Set-Up

    DSC Set-Up Operating Your Radio DSC Set-Up Digital selective calling — DSC — employs digital RF signals which tend to carry further and be less susceptible to distortion from noise and atmospheric conditions than analog ones. The result is greater range and more reliable message delivery per watt of output power.
  • Page 29 DSC Set-Up Operating Your Radio If You Transfer Your Radio To A Different Vessel Contact the MMSI issuing agency from which you obtained your number and change the information associated with your number to correspond to vessel in which it will be mounted. To View Your MMSI Number At Any Time: User MMSI 1.
  • Page 30 DSC Set-Up Operating Your Radio Position Request Reply Type The ability to send your position to another station is an added feature of DSC radios that have GPS attached. It is handy for rendezvous and rescue situations. Your CobraMarine ™ VHF radio allows you to choose whether to have the radio automatically respond to all Position Requests it receives or to alert you to a Position Request and allow you to choose whether to respond or not —...

  • Page 31: Dsc Operation

    DSC Operation Operating Your Radio DSC Operation Sending DSC calls is done from menus similar to the Settings menu. Whereas entering the Settings menu required a press and hold of the Call/Set button, the sending menus appear with a press of the Distress button. All received DSC calls will sound one (1) or another of the alarms to alert you to them.
  • Page 32 DSC Operation Operating Your Radio Receiving Distress Calls If your vessel is within range of a DSC Distress call, the radio will receive the call, sound the distress alarm, and switch to Channel 16. When A Distress Call Is Heard: Distress Info on LCD 1.
  • Page 33 DSC Operation Operating Your Radio Receiving An All Ships Call All Ships calls sent by stations within range of your radio will sound the distress alarm on your radio and switch your radio to Channel 16. When An All Ships Call Is Heard: All Ships Call 1.
  • Page 34 DSC Operation Operating Your Radio Receiving An Individual Call Caller Identified When another station makes an Individual call to your radio, the individual alarm will sound, the caller will be identified on the LCD, and your radio will be switched to the channel selected by the caller.
  • Page 35 DSC Operation Operating Your Radio 6. Press the Call/Set button. Position Request Your radio will send the position request and there will be one (1) of three (3) possible responses: You will receive the position. You will receive a no position data response, meaning the station you queried is not connected to a GPS device and cannot send its position.
  • Page 36 DSC Operation Operating Your Radio Receiving A Position Request When you went through the DSC set-up process, you set a position request reply type. (See page 54 to change your setting.) Depending on the setting you chose, when a Position Request message is received, your radio will enter either: The Auto Reply mode.
  • Page 37 DSC Operation Operating Your Radio Receiving A Position Send Position Send When another station sends you its position in Position Send mode, the individual alarm will sound and the station’s name and position will be shown on the LCD. Press any button to turn Off the alarm and return to Standby mode.

  • Page 38: Maintenance

    Maintenance And Troubleshooting Operating Your Radio Maintenance Very little maintenance is required to keep your CobraMarine operating condition. Keep the radio clean by wiping with a soft cloth and mild detergent. Rinse with fresh water. Do not use solvents or harsh or abrasive cleaners, which could damage the case or scratch the LCD screen.

  • Page 39: Warranty

    Warranty Warranty Limited 3-Year Warranty For Products Purchased In the U.S.A. Cobra ® Electronics Corporation warrants that its CobraMarine component parts thereof, will be free of defects in workmanship and materials for a period of three (3) years from the date of first consumer purchase. This warranty may be enforced by the first consumer purchaser, provided that the product is utilized within the U.S.A.

  • Page 40: Order Form And Optional Accessories

    Order Form And Optional Accessories Customer Service Order Form Name Address (No P.O. Boxes) City State/Province Telephone Credit Card Number Type: Visa MasterCard Discover Customer Signature Amount Shipping/Handling* Item # U.S. Cost Each $10.00 or less ..$3.00 $10.01-$25.00 .

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