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Last modified 2017-01-21

Cobra MR-HH450

A picture of Cobra MR-HH450

SPECIFICATIONS

GENERAL
Type:Marine VHF/UHF transceiver
Frequency range: VHF TX: 156.025-157.425 MHz
VHF RX: 156.050-163.275 MHz
GMRS TX/RX: 462.550-467.725 MHz
Tuning steps:Channelized
Mode:FM
Channels/memory management:VHF: All US and international channels
GMRS: 15 channels
10 NOAA WX channels
100 user programmable
Duplex shift/offset:Automatic according to bandplan
Power supply:7.4 VDC (Li-Ion battery pack)
Current drain/power consumption:RX: 45-150 mA
TX: 0.65-1.8 A
Antenna impedance/connector:50 ohms / ?
Dimensions (W*H*D):62*123*36 mm (2.4*4.8*1.4"), without antenna
Weight:228 gr (8 oz), without batteries
Other features: Tri-watch. Ch 16/9 button. VOX. Roger beep. CTCSS/PL, DCS.
"Rewind-say-again", last 20 second digital recorder.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne (VHF)
1st IF: ? MHz
2nd IF: ? KHz
Low IF Direct conversion (GMRS & WX)
Sensitivity:VHF: -121 dBm (12 dB SINAD)
Selectivity:
Image rejection:VHF: 70 dB (typical)
AF output power/speaker:400 mW at 5% distortion / 8 ohms
External speaker connector:




TRANSMITTER SECTION
RF output power: Hi: 6 W (GMRS: 3 W)
Mid: 3 W (GMRS: 2 W)
Lo: 1 W (GMRS: 1 W)
Modulation system:
Max FM deviation:VHF: 5 KHz
GMRS: 2.5 KHz
Spurious emissions:Less than -60 dBc @ high power
Microphone impedance/connector:? ohms / ?-pin




MISCELLANEOUS
Manufactured:201x-201x
Additional info:Available in dark gray or camo
Related documents:User manual (6.4 MB)
Modifications:
Options/Accessories:
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