Installation And Start-Up

Warning Sticker

Mounting And Powering The Radio

Warning Sticker

FCC regulations require that the Warning Sticker supplied with this radio be applied to a spot where it is easily seen by the radio operator. Be sure the location is clean and dry before applying the sticker.

Mounting And

Powering The Radio

Installation And Start-Up

NOTE

All wiring is best kept as short as possible. If the power leads must be extended, use a high-quality, marine-grade cable sized for up to 10 amps of current. To minimize voltage drop, choose a wire gauge as follows:

Power Connection Cables

– +

Red Cable

Positive (+)

Black Cable

Negative (-)

Electrical Power Connection

Your CobraMarine VHF radio is powered from the vessel’s 13.8-volt negative ground direct current electrical system (12-volt nominal). A fused power connection lead is provided at the back of the transceiver.

To Connect To A Power Source:

1.Attach the black (-) wire to a negative (-) ground.

2.Attach the fused red power (+) wire to the positive (+) side of the power system.

Length

Wire Gauge

 

 

Up to 1.5m(4.9ft)

1.6 mils(#14)

 

 

Up to 3.0m(9.8 ft)

2.0 mils(#12)

 

 

Up to 5.0m(16.4 ft)

2.6 mils(#10)

 

 

Up to 6.0m(19.7 ft)

3.3 mils(#8)

NOTE

This radio will draw up to 8 amps when transmitting at full power.

NOTICES

A reverse polarity connection will damage the radio.

When replacing the fuse in your transceiver, use only the size and type originally provided.

 

 

 

 

18 English

Nothing Comes Close to a Cobra® 19

Page 12
Image 12
Cobra Electronics MR F75-D owner manual Electrical Power Connection, To Connect To a Power Source, Length Wire Gauge

MR F75-D specifications

Cobra Electronics has long been a name associated with reliable communication solutions, and the MR F75-D is no exception. This high-performance marine VHF radio is designed specifically for boaters, offering a blend of essential features, advanced technologies, and user-friendly characteristics that make it an excellent choice for both recreational and commercial marine applications.

One of the standout features of the MR F75-D is its Class D DSC (Digital Selective Calling) capability, which allows users to send distress calls and communicate with other vessels or coast guard stations at the push of a button. This increases safety on the water, as it provides an automated means to alert others in case of emergencies.

The radio operates seamlessly on the vital marine channels, ensuring that users have access to all the necessary frequencies for navigation and communication. With an impressive 25 watts of transmitting power, the MR F75-D provides extended range, ensuring that calls can be made even in challenging conditions.

The Cobra MR F75-D boasts an ergonomic design featuring a solid weather-resistant construction to withstand the harsh marine environment. Its large, easy-to-read backlit LCD display enhances readability in bright sunlight or low-light conditions, making it accessible under various circumstances.

Moreover, the radio includes a built-in NOAA weather radio with alerts. This feature keeps users informed about local weather conditions and forecasts, enabling them to make better decisions while out at sea. The option to scan channels and save favorites makes it easy to navigate through crowded frequencies to find the right communication line.

The MR F75-D is equipped with Dual Watch and Tri-Watch functions, allowing users to monitor two or three channels simultaneously. This increases the chances of receiving essential messages while on the water, providing greater peace of mind.

With a compact design, the MR F75-D can fit easily on most boats, while the intuitive controls enhance usability. The radio also supports external GPS connection, offering even better situational awareness.

In conclusion, the Cobra Electronics MR F75-D is a versatile, durable, and feature-rich marine VHF radio. With its DSC capabilities, NOAA weather notifications, and robust build, it proves to be an invaluable tool for safe and efficient marine communication, making it a top choice for any boating enthusiast.