Cobra MR F77B GPS 25w Class-D Fixed Mount VHF Radio Black

DSC plus GPS in one package

The Cobra MR F77B GPS 25w Class-D Fixed Mount VHF Radio is a truly unique VHF radio with its large LCD display and an integrated GPS receiver making it ready out of the box to be a complete lifesaving solution. If you send a vessel distress, your exact position will be sent to the rescue authorities. Plus, the selectable 1 or 25 Watt output is perfect for short range or long range communication.

This fixed mount VHF radio features the Cobra exclusive Rewind-Say-Again digital voice recorder, Plug N Play External GPS receiver capable, NOAA Weather Radio, Weather Alert, providing 24 hour access to audio broadcasts and Emergency Alerts to keep you safe and informed. Its 4 softkeys positioned at the bottom of the LCD allow you to easily activate and navigate through menus. Plus it's IPX8/JIS8 submersible so you're assured that you always connected even when the going gets tough.

Rewind-Say-Again
Replay missed VHD calls. Automatically records the last 20 seconds of incoming radio transmissions. Great when in noisy conditions.

GPS Inside
Simply connect the radio to power and the radio will know your location. You can send your position information in case of emergency or exchange position information with other boats.

Dual Power
Selectable to one (1) or 25 watts output power for near or distant calling.

All NOAA Weather Channels
Instant access to all of the National Weather Channels, 24 hours a day.

Emergency Weather Alert
Can alert you with an audible tone and visual alarm if threatening weather is nearby.

Instant Channel 16/9
Instant access to the priority Channel 16 and calling Channel 9.

Digital Selective Calling (DSC Class-D)
Allows the ability to maintain a listening watch on VHF Channel 16 while simultaneously monitoring Channel 70 for DSC calls. Allows sending a distress message at the touch of a button as well as specific station-to-station calls. Radio utilises two (2) built-in encoders (receivers).

Memory Scan
Lets you scan through all selected memory channels to find conversations in progress.

Tri-Watch
Lets you monitor three (3) channels at once — Channel 16, Channel 9 and one (1) user selectable channel.

Noise Canceling Microphone
Blocks background noise to let your voice be heard at the receiving station.

Illuminated Buttons
Helps you quickly find the buttons you need in low light conditions.

Mounting Kits Included
Radio can be mounted on, under or in almost any flat surface using one (1) of the included brackets.

Waterproof
Submersible to (1.5) metres of water for 30 minutes - meets IPX8/JIS8 Standards.

Cobra MR F77B GPS 25w Class-D Fixed Mount VHF Radio Features:

• DSC (Digital Selective Calling)
  
• 1 or 25 watts
  
• Rewind-Say-Again
  
• 10 NOAA Weather Channels
  
• Weather Alert
  
• Automatic Radio Check
  
• Instant Channel 16/9
  
• GPS Inside
  
• Tri-Watch
  
• Scan/Memory Scan
  
• Channel Names
  
• Signal Strength Metre
  
• Illuminated Keys
  
• Illuminated LCD: Super Large
  
• Noise Cancelling Microphone
  
• External Speaker and PA Speaker
  
• NMEA In and Out
  
• Submersible
  
• External Alarm Input
  

Cobra MR F77B GPS 25w Class-D Fixed Mount VHF Radio Specifications:

General

• Number of Channels: 10 NOAA Weather Channels (International)
  
• Channel Spacing: 25 kHZ
  
• Modulation: 5 kHz Max.
  
• Input Voltage: 13.8 VDC
  
• Current Drain:
  Stand-by: 200 mA
  Receive: 300 mA
  
• Transmit
  5 A @ High Power
  1 A @ Low Power
  
• Temperature Range: -20ºC to 60ºC
  
• Unit Dimensions: 6.25” x 2.25” x 7.125” (159 mm x 57 mm x 180 mm)
  
• Unit Weight (Lbs): 2 lbs., 6.8 oz. (1100 g)
  

Receiver

• Frequency Range: 156.050 to 163.275 MHz
  
• Receiver Type:
  Double Conversion
  Super-Heterodyne
  
• Sensitivity:
  20 dB Quieting: 0.35 uV
  12 dB Sinad: 0.30 uV
  
• AF Output: 4 Watts @ 8 Ohm
  

Transmitter

• Frequency Range: 156.025 to 157.425 MHz
  
• RF Output Power: 1 or 25 Watts
  
• Spurious Emissions:
  -75 dB @ High Power
  -72 dB @ Low Power
  
• Microphone Type: Electret
  
• Microphone Impedance: 2000 Ohms
  
• Frequency Stability: +/-10 ppm
  
• FM Hum & Noise: 50 d
  

GPS

• Receiver: 56 channels
  
• Acquisition Times:
  Hot: Nominal: < 1 second, Limit: +/- 5 seconds
  Warm: Nominal: < 33 second, Limit: +/- 5 seconds
  Cold: Nominal: < 35 second, Limit: +/- 10 seconds
  
• Update Rate: Up to 5 Hz
  
• Antenna Type: Internal patch antenna
  
• GPS receiver first lock sensitivity
  Nominal: -144dBm,
  Limit: 142dBm
  
• GPS receiver tracking sensitivity
  Nominal: -160dBm,
  Limit: 155dBm
  
• NMEA Info:
  Output Specification: NMEA 0183- ASCII serial output
  Selectrical Standard: EIA-422
  NMEA Sentences: DTM, GGA, GLL, GRS, GSA, GSV, RMC, VT