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Last modified 2024-10-10

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Cobra MR-F57 (B/W)

A picture of Cobra MR-F57 (B/W)

SPECIFICATIONS

GENERAL
Type:Marine VHF transceiver
Frequency range: TX: 156.025-157.425 MHz
RX: 156.050-163.275 MHz
Tuning steps:Channelized
Frequency stability:±10 ppm @-20 to +60° (-4 to +140°F)
Mode:FM
Channels / memory management: All US, Canadian and international channels
10 NOAA weather channels
Duplex shift / offset:Automatic according to bandplan
Power supply:13.8 VDC
Current drain / power consumption:RX: 20-200 mA
TX: Max 5 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):159*57*180 mm (6.25*3*6")
Weight:1.1 Kg (2.42 lb)
Other features: "Rewind-say-again" 20 seconds digital record/playback. PA.
Channel 16/9 button. DSC class D. Tri-watch. Weather alert.
GPS option.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: ? MHz
2nd IF: ? KHz
Sensitivity:0.3 uV (12 dB SINAD)
Squelch sensitivity:
Selectivity:
Image rejection:
AF output power / speaker:2.5 W at ?% distortion / 8 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power: High: 25 W
Low: 1 W
Modulation system:
Max FM deviation (Factory set):±5 KHz
Spurious emissions:-55 to -60 dB
Microphone impedance / connector:? ohm / ?-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:2015-20xx (Discontinued)
Additional info: B suffix = black, W suffix = white.
New price 2016 in Sweden: SEK 1750:-
Related documents:User manual (13.4 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
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