Uniden Mhs350 Vhf Marine Radio Owners Manual

							Transmitting
Transmission power can be set to either
5W or 1W. 
Press the 
1/5W/LOCKbutton to make
the change, then the 5Wor the 1W
indicator on the display changes
accordingly.
To transmit, press and hold the 
PTT(push-to-talk) key. 
TXappears on the display.
To return to receive, release the 
PTTkey. 
TXdisappears from the display.
• If the 
PTTkey is pressed for more than 5 minutes, TXstarts
blinking and the transmission ends. The TX time out tone will
sound until the 
PTTkey is released.
• If the battery indicator level is 0 and the 
PTTkey is pressed, the
radio will not transmit and the TXicon and the channel number
start blinking. (Refer to the description of the Battery Indicator
on the next page.)
Lighted Keys and Display
To light the display, press any key excluding the PTTkey.
• If you press any button other than the 
PTTkey while the display
and keypad are illuminated, it remains illuminated for another 
5 seconds.
Turning Off and Reactivating the Key Beep
Your radio emits a beep each time one of the buttons (except for
the 
PTTkey) is pressed.
To turn off or reactivate the Key beep:
Turn the radio On again while pressing and holding the or 
buttons.
3
2
1
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							Battery Indicator
When the unit is On, battery power is always indicated on the 
display. There are 6 levels from 5 to 0.
Level 5: The battery is fully charged.
Level 0: The radio cannot transmit. If the bat-
tery level drops to level 0 during
transmitting, the transmission will be
canceled.
Almost Empty:LOappears on the display.
None of the keys are
usable, and the radio will
not transmit or receive.
Charge the radio or install a
new battery immediately.
Key Lock
To prevent accidental entries, you can lock the keypad.
Press and hold the 
1/5W/LOCKbutton for 2 seconds. A double
confirmation tone sounds. LOCKappears on the display.
To unlock the keypad, press and hold the 
1/5W/LOCK button
again for 2 seconds. A double confirmation tone sounds. LOCK
disappears from the display.
• You can also unlock the keypad by turning the radio Off and
then On again.2
1
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Marine Channels - USA
Channel Frequency (MHz)
Traffic Type NoteShip to  Ship toDesig Transmit Receive Ship Shore
WX0 — 163.275 NOAA Weather RX Only RX OnlyWX1 — 162.550 NOAA Weather RX Only RX OnlyWX2 — 162.400 NOAA Weather RX Only RX OnlyWX3 — 162.475 NOAA Weather RX Only RX OnlyWX4 — 162.425 NOAA Weather RX Only RX OnlyWX5 — 162.450 NOAA Weather RX Only RX OnlyWX6 — 162.500 NOAA Weather RX Only RX OnlyWX7 — 162.525 NOAA Weather RX Only RX OnlyWX8 — 161.650 Can. Weather RX Only RX OnlyWX9 — 161.775 Can. Weather RX Only RX Only01 156.050 156.050 Com’l, Port Ops, VTS Yes Yes02 INH03 156.150 156.150  Com’l, Port Ops, VTS Yes Yes04 INH05 156.250 156.250 Port Ops, VTS Yes Yes06 156.300 156.300 Safety Yes No07 156.350 156.350 Com’l Yes Yes08 156.400 156.400 Com’l Yes No09 156.450 156.450 Com’l & Non Com’l Yes Yes10 156.500 156.500 Com’l Yes Yes11 156.550 156.550 Com’l, VTS, SMS Yes Yes12 156.600 156.600 Port Ops, VTS, SMS Yes Yes13 156.650 156.650 Navigational 1W Yes No14 156.700 156.700 Port Ops Yes Yes15 RX Only 156.750 Environmental RX Only16 156.800 156.800Distress, Safety, CallingYes Yes17 156.850 156.850 State Control Yes Yes18 156.900 156.900 Com’l Yes Yes19 156.950 156.950 Com’l Yes Yes20 157.000 157.000 Port Ops Yes Yes21 157.050 157.050 U.S. Govt Only Yes Yes22 157.100 157.100 Coast Guard Yes Yes
23 157.150 157.150 U.S. Govt Only Yes Yes
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							Channel Frequency (MHz)
Traffic Type NoteShip to  Ship toDesig Transmit Receive Ship Shore
24 157.200 161.800 Public Corresp. DUP No Yes25 157.250 161.850 Public Corresp. DUP No Yes26 157.300 161.900 Public Corresp. DUP No Yes27 157.350 161.950 Public Corresp. DUP No Yes28 157.400 162.000 Public Corresp. DUP No Yes60 INH61 156.075 156.07562 INH63 156.175 156.17564 156.225 156.22565 156.275 156.275 Port Ops No Yes66 156.325 156.325 Port Ops Yes Yes67 156.375 156.375 Com’l 1W Yes No68 156.425 156.425 Non Com’l  Yes Yes69 156.475 156.475 Non Com’l Yes Yes70 RX Only 156.52571 156.575 156.575 Non Com’l Yes Yes72 156.625 156.625 Non Com’l Yes No73 156.675 156.675 Port Ops Yes Yes74 156.725 156.725 Port Ops Yes Yes77 156.875 156.875 Port Ops Yes No78 156.925 156.925 Non Com’l Yes Yes79 156.975 156.975 Com’l Yes Yes80 157.025 157.025 Com’l Yes Yes81 157.075 157.075 U.S. Govt Only Yes Yes82 157.125 157.125 U.S. Govt Only Yes Yes83 157.175 157.175 U.S. Govt Only Yes Yes84 157.225 161.825 Public Corresp. DUP No Yes85 157.275 161.875 Public Corresp. DUP No Yes86 157.325 161.925 Public Corresp. DUP No Yes87 157.375 161.975 Public Corresp. DUP No Yes
88 157.425 157.425 Com’l Yes No
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Marine Channels - International
Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
WX0 — 163.275 NOAA Weather RX Only RX Only WeatherWX1 — 162.550 NOAA Weather RX Only RX Only WeatherWX2 — 162.400 NOAA Weather RX Only RX Only WeatherWX3 — 162.475 NOAA Weather RX Only RX Only WeatherWX4 — 162.425 NOAA Weather RX Only RX Only WeatherWX5 — 162.450 NOAA Weather RX Only RX Only WeatherWX6 — 162.500 NOAA Weather RX Only RX Only WeatherWX7 — 162.525 NOAA Weather RX Only RX Only WeatherWX8 — 161.650 Can. Weather RX Only RX Only WeatherWX9 — 161.775 Can. Weather RX Only RX Only Weather01 156.050 160.650 Duplex Yes Yes02 156.100 160.700 Duplex Yes Yes03 156.150 160.750 Duplex Yes Yes04 156.200 160.800 Duplex Yes Yes05 156.250 160.850 Duplex Yes Yes06 156.300 156.300 Yes No07 156.350 160.950 Duplex Yes Yes08 156.400 156.400 Yes No09 156.450 156.450 Yes Yes Fish10 156.500 156.500 Yes Yes11 156.550 156.550 Yes Yes12 156.600 156.600 Yes Yes13 156.650 156.650 Yes Yes14 156.700 156.700 Yes Yes15 156.750 156.750 Yes YesEnvironmental16 156.800 156.800 Yes Yes17 156.850 156.850 Yes Yes18 156.900 161.500 Duplex Yes Yes19 156.950 161.550 Duplex Yes Yes20 157.000 161.600 Duplex Yes Yes21 157.050 161.650 Duplex Yes Yes22 157.100 161.700 Duplex Yes Yes
23 157.150 161.750 Duplex Yes Yes
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							Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
24 157.200 161.800 Duplex No Yes Busy Tel.25 157.250 161.850 Duplex No Yes Busy Tel.26 157.300 161.900 Duplex No Yes Busy Tel.27 157.350 161.950 Duplex No Yes Busy Tel.28 157.400 162.000 Duplex No Yes Busy Tel.60 156.025 160.625 Duplex61 156.075 160.675 Duplex62 156.125 160.725 Duplex63 156.175 160.775 Duplex64 156.225 160.825 Duplex65 156.275 160.875 Duplex Yes Yes66 156.325 160.925 Duplex Yes Yes67 156.375 156.375 Yes No68 156.425 156.425 Yes Yes Fish69 156.475 156.475 Yes Yes Fish70 RX Only 156.52571 156.575 156.575 Yes Yes Fish72 156.625 156.625 Yes No Fish73 156.675 156.675 Yes Yes74 156.725 156.725 Yes Yes77 156.875 156.875 Yes No78 156.925 161.525 Duplex Yes Yes79 156.975 161.575 Duplex Yes Yes80 157.025 161.625 Duplex Yes Yes81 157.075 161.675 Duplex Yes YesCoast Guard82 157.125 161.725 Duplex Yes Yes83 157.175 161.775 Duplex Yes YesCoast Guard84 157.225 161.825 Duplex No Yes Busy Tel.85 157.275 161.875 Duplex No Yes Busy Tel.86 157.325 161.925 Duplex No Yes Busy Tel.87 157.375 161.975 Duplex No Yes Busy Tel.
88 157.425 162.025 Duplex Yes No Busy Tel.
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Marine Channels - Canada
Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
WX0 — 163.275 NOAA Weather RX Only RX OnlyWX1 — 162.550 NOAA Weather RX Only RX OnlyWX2 — 162.400 NOAA Weather RX Only RX OnlyWX3 — 162.475 NOAA Weather RX Only RX OnlyWX4 — 162.425 NOAA Weather RX Only RX OnlyWX5 — 162.450 NOAA Weather RX Only RX OnlyWX6 — 162.500 NOAA Weather RX Only RX OnlyWX7 — 162.525 NOAA Weather RX Only RX OnlyWX8 — 161.650 Can. Weather RX Only RX OnlyWX9 — 161.775 Can. Weather RX Only RX Only01 156.050 160.650 Duplex Yes Yes02 156.100 160.700 Duplex Yes Yes03 156.150 160.750 Duplex Yes Yes04 156.200 156.200 Yes Yes05 156.250 156.250 Yes Yes06 156.300 156.300 Yes No07 156.350 156.350 Yes Yes08 156.400 156.400 Yes No09 156.450 156.450 Yes Yes Fish10 156.500 156.500 Yes Yes11 156.550 156.550 Yes Yes12 156.600 156.600 Yes Yes13 156.650 156.650 1W Yes Yes14 156.700 156.700 Yes Yes15 156.750 156.750 1W Yes YesEnvironmental16 156.800 156.800 Yes Yes17 156.850 156.850 1W Yes Yes18 156.900 156.900 Yes Yes19 156.950 156.950 Yes Yes20 157.000 161.600 Duplex, 1W Yes Yes21 157.050 157.050 Yes Yes22 157.100 157.100 Yes Yes
23 157.150 161.750 Duplex Yes Yes
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							Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
24 157.200 161.800 Duplex No Yes Busy Tel.25 157.250 161.850 Duplex No Yes Busy Tel.26 157.300 161.900 Duplex No Yes Busy Tel.27 157.350 161.950 Duplex No Yes Busy Tel.28 157.400 162.000 Duplex No Yes Busy Tel.60 156.025 160.625 Duplex61 156.075 156.07562 156.125 156.12563 INH64 156.225 156.22565 156.275 156.275 Yes Yes66 156.325 156.325 Yes Yes67 156.375 156.375 Yes No68 156.425 156.425 Yes Yes Fish69 156.475 156.475 Yes Yes Fish70 RX Only 156.52571 156.575 156.575 Yes Yes Fish72 156.625 156.625 Yes No Fish73 156.675 156.675 Yes Yes74 156.725 156.725 Yes Yes77 156.875 156.875 Yes No78 156.925 156.925 Yes Yes79 156.975 156.975 Yes Yes80 157.025 157.025 Yes Yes81 157.075 157.075 Yes Yes Coast Guard82 157.125 157.125 Yes Yes83 157.175 157.175 Yes YesCoast Guard84 157.225 161.825 Duplex No Yes Busy Tel.85 157.275 161.875 Duplex No Yes Busy Tel.86 157.325 161.925 Duplex No Yes Busy Tel.87 157.375 161.975 Duplex No Yes Busy Tel.
88 157.425 162.025 Duplex Yes No Busy Tel.
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NWR-SAME EVENT CODE
EVENT LEVEL (SirenType)
Event Code Standard
Warning Watch Statement Test
Ignore
(A1) (A2) (A3) (A4)
Emergency Action Notification EAN
Emergency Action Termination EAT
National Information Center  NIC
Tornado Warning # TOW (or TOR)
Severe Thunderstorm Warning #SVW (or SVR)
Flash Flood Warning FFW
Flood Warning  FLW
Winter Storm Warning WSW
Blizzard Warning  BZW
High Wind/Dust Storm Warning HWW
Radiological Hazard Warning RHW
Civil Danger Warning CDW
Local Area Emergency LAE
Hazardous Material Warning HMW
Civil Emergency Message  CEM
Immediate Evacuation Warning IEW
Immediate Evacuation Notice EVI
Law Enforcement Warning  LEW
Fire Warning  FRW
Hurricane/Tropical Storm Warning HUW
Tsunami Warning  TSW
Coastal Flood Warning CFW
Special Marine Warning  SMW
Avalanche Warning  AVW
Volcano Warning VOW
Shelter In Place Warning SPW
Local Area Emergency  LAE
National Hazard Warning NHW
Unrecognizable PIL ACE
Child Abduction Emergency CAE
Dam Break Warning DBW
Dust Storm Warning DSW
Earthquake Warning EQW
Nuclear Power Plant Warning NPW
(&NPP)Tropical Storm Warning TRW
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							EVENT LEVEL (SirenType)
Event Code Standard
Warning Watch Statement Test
Ignore
(A1) (A2) (A3) (A4)911 Telephone Outage EmergencyTOE
Civil Danger Watch  CDA
Radiological Hazard Watch RHA
Hazardous Material Watch  HMA
Winter Storm Watch WSA
High Wind/Dust Storm Watch HWA
Tornado Watch TOA
Severe Thunderstorm Watch SVA
Flash Flood Watch  FFA
Flood Watch  FLA
Hurricane/Tropical Storm Watch HUA
Tsunami Watch TSA
Coastal Flood Watch  CFA
Avalanche Watch  AVA
Volcano Watch  VOA
Dust Storm Watch DSA
Tropical Storm Watch TRA
Severe Weather Statement  SVS
Special Weather Statement SPS
Flash Flood Statement FFS
Flood Statement FLS
Hurricane Statement HLS
Missing Child Statement MIS
School Closing Statement SCS
National Periodic Test NPT
Required Monthly Test RMT
Required Weekly Test RWT
System Demonstration/PracticeDMONuclear Power Plant Test MessageNPM
Administrative Message ADR
Network Message Notification NMN
Transmitter Backup On TXB
Transmitter Primary On TXP
Transmitter Radiate Off TXF
Transmitter Radiate On TXO
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