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Cobra MARINE MRF75 Owner's Manual

Vhf marine radio
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VHF MARINE RADIO
MR F75
Nothing comes close to a Cobra
®
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. With it, you can call for
Owner's Manual
help, get information from other boaters, talk to lock or bridge tenders, and make
radiotelephone calls to anywhere in the world through a marine operator.
Besides 2-way communications, in the U.S.A., the radio can provide quick
access to receive all ten (10) NOAA (National Oceanographic and Atmospheric
Administration) weather channels and alert you to weather emergencies with
Main Icons
a tone on a weather channel you can select for your area.
Customer Assistance
Intro
Customer Assistance
Operation
Should you encounter any problems with this product, or not understand
its many features, please refer to this owner's manual. If you require further
assistance after reading this manual, Cobra
customer assistance services:
Installation
Secondary Icons
For Assistance In The U.S.A.
Automated Help Desk English only.
24 hours a day, 7 days a week 773-889-3087 (phone).
Customer Assistance Operators English and Spanish.
Notice
8:00 a.m. to 6:00 p.m. CT Mon. through Fri. (except holidays) 773-889-3087 (phone).
Questions English and Spanish.
Faxes can be received at 773-622-2269 (fax).
Technical Assistance English only.
www.cobra.com (on-line: Frequently Asked Questions).
English and Spanish. productinfo
For Assistance Outside The U.S.A.
Contact Your Local Dealer
A1 English
English
Our Thanks To You And
Customer Assistance
Intro
Operation
Customer
Warranty
Assistance
®
product will give you
Customer
™
VHF Radio Works
Installation
Assistance
Secondary Icons
Notice
Caution
Warning
Customer
Warranty
Assistance
®
Electronics offers the following
Customer
Assistance
Caution
Warning
cobra.com (e-mail).
@
™
VHF radio.
© 2003 Cobra
®
Electronics Corporation
6500 West Cortland Street
Chicago, Illinois 60707 USA
www.cobra.com

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  • Page 1 VHF MARINE RADIO MR F75 Nothing comes close to a Cobra ® Introduction Intro 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...

  • Page 2: Customer Assistance

    Transceiver Controls, Indicators And Connections Introduction Intro Operation Customer Warranty Backlit LCD Assistance Screen Down Radio Status and Button Data Display Active Weather/ Instant Customer Installation Channel UIC Button Channel Assistance Number 16/9 Button Secondary Icons Notice Caution Warning Tri-Watch Microphone/ Button Speaker Cord...

  • Page 3: Table Of Contents

    VHF Marine Radio Procedures ........

  • Page 4: Important Safety Information

    DO NOT allow children or anyone unfamiliar with proper procedures to operate the radio without supervision. Failure to observe any of these warnings may cause you to exceed FCC RF exposure limits or create other dangerous conditions. Nothing comes close to a Cobra ®...

  • Page 5: Recommendations For Marine Communication

    VHF marine radio, RADAR, or EPIRB (Emergency Position Indicating Radio Beacon), and which is not required to carry radio equipment. However, any vessel required to carry a marine radio on an international voyage, carrying a HF single side band radiotelephone, or carrying a marine satellite terminal must obtain a station license.

  • Page 6: Vhf Marine Radio Procedures

    THIS IS [your vessel’s name or call sign].” Once contact is made on the calling channel, you must switch to a proper working channel. See the channel listing on page 14 through 15. Warranty Warning • Nothing comes close to a Cobra ®...

  • Page 7: Digital Selective Calling (Dsc)

    Operation Maritime Mobile Service Identity (MMSI) An MMSI is a nine (9) digit number used on a marine radio capable of using digital selective calling (DSC). It is used to selectively call other vessels or shore stations and is similar to a telephone number.

  • Page 8: Notice Caution Warning

    Emergency Messages And Distress Procedure The ability to summon assistance in an emergency is the primary reason to have a VHF marine radio. The marine environment can be unforgiving, and what may initially be a minor problem can rapidly develop into a situation beyond your control.

  • Page 9: Marine Distress Procedure - Dsc

    Channel 70. See the DSC operation section on pages 56 through 69 for further information and page 57 instruction on sending a manual DSC distress call. • Nothing comes close to a Cobra ®...

  • Page 10: Vhf Marine Channel Assignments

    * These channels are restricted to the listed uses in certain parts of Notice Caution Warning the country or for certain types of users only. Consult FCC rules or a knowledgeable radio operator before using them. Warranty Warning Nothing comes close to a Cobra ®...
  • Page 11 Canada (EPIRB Buoys Only); International (On-Board Communication) International Distress, Safety and Calling 1 Watt CAN State Controlled (U.S.A. Only) VHF Marine Channel Assignments Operation Customer Warranty Assistance Customer Installation Assistance Notice Caution Warning Nothing comes close to a Cobra ®...
  • Page 12 West Coast (Coast Guard Only); East Coast (Commercial Fishing) Public Correspondence (Marine Operator), Port Operations, Ship Movement West Coast (Coast Guard Only); East Coast (Commercial Fishing) VHF Marine Channel Assignments Customer Warranty Assistance Customer Assistance Caution Warning Nothing comes close to a Cobra ®...
  • Page 13 International (Intership, Port Operations, Ship Movement) Port Operations (Intership only). Restricted to communications 1 Watt CAN with pilots for movement and docking of ships. VHF Marine Channel Assignments Customer Warranty Assistance Customer Assistance Caution Warning Nothing comes close to a Cobra ®...

  • Page 14: Intro Operation

    All channels are pre-programmed at the factory according to international Caution Warning regulations and those of the FCC (U.S.A.) and Industry Canada (Canada). They cannot be altered by the user nor can modes of operation be changed between simplex and duplex. Nothing comes close to a Cobra ®...

  • Page 15: World City Time Zones

    Weather Frequency Channel RX Frequency MHz 162.550 162.400 162.475 162.425 162.450 162.500 162.525 161.650 161.775 163.275 Warranty • Warning ™ VHF radio can detect and warn you of a Nothing comes close to a Cobra ®...

  • Page 16: Installation And Start-Up

    2. Attach the mounting bracket to the chosen surface. 3. Attach the transceiver to the mounting bracket with the locking knobs. 4. Tilt the transceiver to a convenient angle and tighten the locking knobs. Nothing comes close to a Cobra • ®...
  • Page 17 To Connect To A Power Source: 1. Attach the black power wire to a negative ground. 2. Attach the fused red power wire to the positive side of the power system. Nothing comes close to a Cobra ®...

  • Page 18: Antenna Requirements And Attachment

    Once the antenna is installed, the Coaxial Cable Lead can be attached to the socket at the back of the transceiver. CAUTION Attempting to transmit without an antenna attached will damage your CobraMarine ™ VHF radio. Caution Warning Nothing comes close to a Cobra ®...

  • Page 19: External Devices And Connections

    4. Connect the new combination cable to the GPS Secondary Icons device and to the back of the transceiver. NOTE Satellite acquisition time is dependent on the Notice Caution GPS device. ™ Warranty Warranty Warning Warranty Warning Warranty Warning Warning Nothing comes close to a Cobra ®...

  • Page 20: Operating Your Radio

    That is controlled by the circuitry of your radio. Warranty Warning ⁄ ) second beeps Nothing comes close to a Cobra ®...
  • Page 21 Channels 16 and 9. c. Press the Weather/UIC button. This will toggle the radio between Standby mode and Weather Radio mode. When in Weather Radio mode, the Up/Down buttons will change the weather channel. Weather/UIC Button Nothing comes close to a Cobra ®...

  • Page 22: Set-Up Routines

    4. Press the Call/Set button to select a contrast level. 5. Use the Up/Down buttons to scroll to 6. Press the Call/Set button to return to the Settings menu. Nothing comes close to a Cobra LAMP ADJ EXIT CONTRAST EXIT ®...

  • Page 23: Intro Operation

    LCD. 2. Repeat step 1 to shift to the next channel map(s) in the sequence (International), (Canada) then back to The radio will return to Standby mode each time the button is released. Nothing comes close to a Cobra ®...
  • Page 24 Transmit Power Output • Your radio can Transmit selectively at one (1) or 25 watts of power. Cobra suggests you maintain the low power setting for short-range communications and to avoid overpowering nearby stations with your signal. Use the high power...

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

    3. Use the Up/Down buttons to change to the setting. 4. Press the Call/Set button to select the setting. 5. Use the Up/Down buttons to scroll to EXIT 6. Press the Call/Set button to return to the Settings menu. Nothing comes close to a Cobra • ®...

  • Page 26: Advanced Operation

    During Tri-Watch (while not receiving a transmission): a. Press the Talk button to communicate on the last tri-watch location scanned and return to Standby mode. Nothing comes close to a Cobra ®...
  • Page 27 If you do not press any buttons within ten (10) seconds, your radio will automatically resume scanning. During Memory Scan (while not receiving a transmission): a. Press the Talk button to communicate on the last channel scanned and return to Standby mode. Nothing comes close to a Cobra ®...

  • Page 28: Dsc Set-Up

    If, for any reason, it is necessary to change the MMSI number in the radio more than once, you can return it to Cobra for reset. Warranty...
  • Page 29 For example, member MMSI number 366123456 becomes group MMSI number 036612345. Group MMSIs can be entered and changed any number of times without encountering the need to have your radio reset. Nothing comes close to a Cobra ®...
  • Page 30 3 through 11. is selected, pressing the Call/Set button EXIT will return you to the Settings menu. You can enter a total of ten (10) names and MMSI numbers in the directory. Nothing comes close to a Cobra NAME MMSI ®...
  • Page 31 Acknowledgement If no acknowledgement is received, the radio will resend the message at approximately four (4) minute intervals until an acknowledgement is received or you abort the distress call. Warranty MANUAL Warning EXIT Nothing comes close to a Cobra ®...
  • Page 32 Channel 16 or the channel you selected to hear your voice message. To return to Standby mode without sending a message, Routine Waiting use the Up/Down buttons to scroll to press the Call/Set button. ALLSHIPS EXIT Nothing comes close to a Cobra ®...
  • Page 33 Up/Down buttons. If you choose EXIT your radio will restart the individual call. If you choose Send/Exit EXIT you will be returned to the individual location on the Call Send menu. INDIV (Individual). was chosen. SEND SEND Nothing comes close to a Cobra ®...
  • Page 34 POSREQST the menu. 4. Press the Call/Set button to enter the Individual Directory menu. 5. Use the Up/Down buttons to scroll to the name of the station whose position you want to request. Nothing comes close to a Cobra ®...
  • Page 35 3) Use the Up/Down buttons to scroll to EXIT 4) Press the Call/Set button to return to the Call Send menu. 5) Use the Up/Down buttons to scroll to EXIT 6) Press the Call/Set button to return to Standby mode. Nothing comes close to a Cobra ®...
  • Page 36 2) Press the Call/Set button to resend your position. b. To Exit From The Position Send Mode: 1) Use the Up/Down buttons to select EXIT 2) Press the Call/Set button to return to the Call Send menu. Nothing comes close to a Cobra ®...
  • Page 37 5. Press and hold the Memory Scan/Memory Clear button for one (1) second or more. Repeat steps 4 through 5 to delete additional messages. 6. Press the Call/Set button to return to Standby mode. Nothing comes close to a Cobra CALLWAIT CALLWAIT ®...

  • Page 38: Maintenance

    0.30 uV -60 dB -60 dB -60 dB 4 Watts @ 8 Ohms 156.025 to 157.425 MHz 1 and 25 Watts -60 dB High -55 dB Low Electret +/-10 ppm 40 dB Nothing comes close to a Cobra • ®...

  • Page 39: Warranty

    4. If the owner of the product resides outside the U.S.A. All implied warranties, including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty. Cobra shall not be liable for any incidental, consequential or other damages; including, without limitation, damages resulting from loss of use or cost of installation.

  • Page 40: Order Form And Optional Accessories

    Cobra ® Electronics, Attn: Accessories Dept. Positioning System) 6500 West Cortland Street, Chicago, IL 60707 USA HighGear ® Accessories To order online, please visit our website: www.cobra.com VHF Marine Radios Power Inverters 74 English • Country Discover Exp. Date Amount U.S.

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