English Owners Manual
Page 3
... 5 Features 5 Technical Support and Service 6 Maritime Radio Services Operation 6 Included in Your Package 7 Getting Started 8 Mounting the Charging Cradle 8 Attaching the Antenna 8 Attaching the Rechargeable Battery Pack 8 Attaching the Beltclip 9 Charging the Battery Pack 10 Operation 11 Turning On the Unit and Setting Squelch 11 Selecting a Channel 12 One-touch Channel 16/9/TRI 12 Triple Watch 13 Monitoring Weather Channels 14 Emergency/Weather Alert 15 SAME Alert 16 FIPS Code 16 USA, International and Canadian Channels 17 Programming a Channel...
... 5 Features 5 Technical Support and Service 6 Maritime Radio Services Operation 6 Included in Your Package 7 Getting Started 8 Mounting the Charging Cradle 8 Attaching the Antenna 8 Attaching the Rechargeable Battery Pack 8 Attaching the Beltclip 9 Charging the Battery Pack 10 Operation 11 Turning On the Unit and Setting Squelch 11 Selecting a Channel 12 One-touch Channel 16/9/TRI 12 Triple Watch 13 Monitoring Weather Channels 14 Emergency/Weather Alert 15 SAME Alert 16 FIPS Code 16 USA, International and Canadian Channels 17 Programming a Channel...
English Owners Manual
Page 5
LCD Display A B C J K DE FG H I A Channel Number Display B Battery Indicator C Memory Indicator D Transmit Indicator E Triple Watch Indicator F TX Power Indicator G Key Lock Indicator H USA/International/Canadian (US/INT/CAN) Indicator I Weather Mode Indicator J Scan Indicator K Weather Alert Indicator 3
LCD Display A B C J K DE FG H I A Channel Number Display B Battery Indicator C Memory Indicator D Transmit Indicator E Triple Watch Indicator F TX Power Indicator G Key Lock Indicator H USA/International/Canadian (US/INT/CAN) Indicator I Weather Mode Indicator J Scan Indicator K Weather Alert Indicator 3
English Owners Manual
Page 6
... of important operating and maintenance (servicing) instructions in this Battery Pack. Using another Adapter may explode if disposed of properly. The exclamation point within an equilateral triangle is waterproof only when both the antenna and the battery are properly attached. • Do not operate the transmitter of any radio equipment unless all the Radio Frequency (RF) connectors are secure and any open connectors...
... of important operating and maintenance (servicing) instructions in this Battery Pack. Using another Adapter may explode if disposed of properly. The exclamation point within an equilateral triangle is waterproof only when both the antenna and the battery are properly attached. • Do not operate the transmitter of any radio equipment unless all the Radio Frequency (RF) connectors are secure and any open connectors...
English Owners Manual
Page 7
..., rugged and fits easily in Charging Cradle • Rechargeable Ni-MH Battery Pack (2 battery packs included) • Battery Save Operation • Key Lock • Back-Lit Keys and Display • Belt Clip • Wrist Strap • TX Power 1W/5W 5 This handheld VHF marine radio will give you get the most from the MHS350's features, please read this operating guide carefully before using the unit. It is a waterproof, portable two-way VHF transceiver.
..., rugged and fits easily in Charging Cradle • Rechargeable Ni-MH Battery Pack (2 battery packs included) • Battery Save Operation • Key Lock • Back-Lit Keys and Display • Belt Clip • Wrist Strap • TX Power 1W/5W 5 This handheld VHF marine radio will give you get the most from the MHS350's features, please read this operating guide carefully before using the unit. It is a waterproof, portable two-way VHF transceiver.
English Owners Manual
Page 8
... adjustment will operate on channels/frequencies that have restricted use of the U.S. Operation in international waters. If your marine radio does not perform properly, follow the troubleshooting tips in the back of this product in any additional channel information. 6 For technical support contact Uniden at 1-888-CALLFCC for any way other than as detailed by Uniden, or operation of this operating guide. Caution: Changes or modifications to operate...
... adjustment will operate on channels/frequencies that have restricted use of the U.S. Operation in international waters. If your marine radio does not perform properly, follow the troubleshooting tips in the back of this product in any additional channel information. 6 For technical support contact Uniden at 1-888-CALLFCC for any way other than as detailed by Uniden, or operation of this operating guide. Caution: Changes or modifications to operate...
English Owners Manual
Page 10
... will only fit in one way. 2 Snap the battery release clip until it clicks. To counter: Attach the Charging Cradle using the mounting screws and washers as shown. Attaching the Rechargeable Battery Pack 1 Place the rechargeable battery pack onto the back of the Charging Cradle. Attaching the Antenna Apply the antenna to the radio as follows. Be sure the antenna is firmly seated. Getting...
... will only fit in one way. 2 Snap the battery release clip until it clicks. To counter: Attach the Charging Cradle using the mounting screws and washers as shown. Attaching the Rechargeable Battery Pack 1 Place the rechargeable battery pack onto the back of the Charging Cradle. Attaching the Antenna Apply the antenna to the radio as follows. Be sure the antenna is firmly seated. Getting...
English Owners Manual
Page 12
... marine radio is powered by a specially designed Ni-MH battery pack. • Before operating the MHS350, charge the Ni-MH battery pack for 4 hours without interruption with the Adapter. 1 Plug one end of the AC adapter into the wall outlet and the other end into the Adapter jack on the side of the Charging Cradle. 2 Make sure your radio is low, the radio needs to charge before use. •...
... marine radio is powered by a specially designed Ni-MH battery pack. • Before operating the MHS350, charge the Ni-MH battery pack for 4 hours without interruption with the Adapter. 1 Plug one end of the AC adapter into the wall outlet and the other end into the Adapter jack on the side of the Charging Cradle. 2 Make sure your radio is low, the radio needs to charge before use. •...
English Owners Manual
Page 13
... counterclockwise. Turning On the Unit and Setting Squelch 1 Before you turn On the unit, turn the squelch (SQ) knob fully counterclockwise. 2 Then, turn On the unit by turning the Volume/Power (VOL) knob clockwise until you hear a hissing sound. 3 Turn the SQ knob clockwise, just until it clicks. 11 From the second time, the radio turned to the channel which Weak Signals controls access to weak or strong signals Noise depending...
... counterclockwise. Turning On the Unit and Setting Squelch 1 Before you turn On the unit, turn the squelch (SQ) knob fully counterclockwise. 2 Then, turn On the unit by turning the Volume/Power (VOL) knob clockwise until you hear a hissing sound. 3 Turn the SQ knob clockwise, just until it clicks. 11 From the second time, the radio turned to the channel which Weak Signals controls access to weak or strong signals Noise depending...
English Owners Manual
Page 15
To return to the currently selected channel. A double confirmation tone sounds and TRI disappears. • While in Triple Watch mode, you can change the currently selected channel using the L or M button. • A momentary press of the 16/9/TRI button interrupts Triple Watch mode and remains on 16, or on the display. 2 To exit from Triple Watch, press and hold the 16/9/TRI...
To return to the currently selected channel. A double confirmation tone sounds and TRI disappears. • While in Triple Watch mode, you can change the currently selected channel using the L or M button. • A momentary press of the 16/9/TRI button interrupts Triple Watch mode and remains on 16, or on the display. 2 To exit from Triple Watch, press and hold the 16/9/TRI...
English Owners Manual
Page 17
... a severe weather warning radio and will then hear the emergency/weather broadcast. If the unit is turned On, the radio sounds an alert tone. A double confirmation tone sounds and appears. 3 When the unit receives a warning signal, it checks the weather alert signals every 7 seconds and switches to any other marine channels, it beeps for 5 seconds. You can set this feature on both marine channel or weather channel. 1 To use Emergency/Weather Alert, select the emergency/weather channel in Scan, Triple...
... a severe weather warning radio and will then hear the emergency/weather broadcast. If the unit is turned On, the radio sounds an alert tone. A double confirmation tone sounds and appears. 3 When the unit receives a warning signal, it checks the weather alert signals every 7 seconds and switches to any other marine channels, it beeps for 5 seconds. You can set this feature on both marine channel or weather channel. 1 To use Emergency/Weather Alert, select the emergency/weather channel in Scan, Triple...
English Owners Manual
Page 18
... on weather channel. 1 Press the WX/ALERT button, then press and hold the WX/ALERT button for two seconds. This can be set only on page 27. 16 To obtain the FIPS code for 2 seconds. SAME Alert SAME (Specific Area Message Encoding) alert function as a severe weather and emergency warning like Emergency/Weather alert (see WX and indicators. 2 When the unit receives a warning signal, WX and blinks...
... on weather channel. 1 Press the WX/ALERT button, then press and hold the WX/ALERT button for two seconds. This can be set only on page 27. 16 To obtain the FIPS code for 2 seconds. SAME Alert SAME (Specific Area Message Encoding) alert function as a severe weather and emergency warning like Emergency/Weather alert (see WX and indicators. 2 When the unit receives a warning signal, WX and blinks...
English Owners Manual
Page 19
.... Press the L or M button to select the number from 01 to 9. The number will keep the last mode setting that was selected when turned back On. • For USA, International and Canadian marine channels and functions, refer to the tables starting on page 21. 17 USA, International and Canadian Channels 1 The MHS350 is pressed, and the blinking digit moves to...
.... Press the L or M button to select the number from 01 to 9. The number will keep the last mode setting that was selected when turned back On. • For USA, International and Canadian marine channels and functions, refer to the tables starting on page 21. 17 USA, International and Canadian Channels 1 The MHS350 is pressed, and the blinking digit moves to...
English Owners Manual
Page 20
... the scan mode, the unit automatically activates the Triple Watch feature. TRI disappears from the lowest to highest channel and stops when it finds an active channel. To deactivate Triple Watch from the display. MEM disappears from the scanning mode, press and hold the 16/9/TRI button for 2 seconds. Scanning 1 To begin scanning the programmed channels, press the SCAN button. Programming a Channel into Memory Before using the scanning feature, you have to program channels...
... the scan mode, the unit automatically activates the Triple Watch feature. TRI disappears from the lowest to highest channel and stops when it finds an active channel. To deactivate Triple Watch from the display. MEM disappears from the scanning mode, press and hold the 16/9/TRI button for 2 seconds. Scanning 1 To begin scanning the programmed channels, press the SCAN button. Programming a Channel into Memory Before using the scanning feature, you have to program channels...
English Owners Manual
Page 21
... the buttons (except for the PTT key) is pressed for another 5 seconds. The TX time out tone will sound until the PTT key is released. • If the battery indicator level is 0 and the PTT key is pressed, the radio will not transmit and the TX icon and the channel number start blinking. (Refer to -talk) key. To turn off or reactivate the Key beep: Turn the radio...
... the buttons (except for the PTT key) is pressed for another 5 seconds. The TX time out tone will sound until the PTT key is released. • If the battery indicator level is 0 and the PTT key is pressed, the radio will not transmit and the TX icon and the channel number start blinking. (Refer to -talk) key. To turn off or reactivate the Key beep: Turn the radio...
English Owners Manual
Page 22
... unlock the keypad by turning the radio Off and then On again. 20 There are usable, and the radio will be canceled. Charge the radio or install a new battery immediately. A double confirmation tone sounds. LOCK appears on the display. Battery Indicator When the unit is On, battery power is fully charged. A double confirmation tone sounds. Almost Empty: LO appears on the display. LOCK disappears from 5 to level 0 during transmitting, the transmission will not transmit...
... unlock the keypad by turning the radio Off and then On again. 20 There are usable, and the radio will be canceled. Charge the radio or install a new battery immediately. A double confirmation tone sounds. LOCK appears on the display. Battery Indicator When the unit is On, battery power is fully charged. A double confirmation tone sounds. Almost Empty: LO appears on the display. LOCK disappears from 5 to level 0 during transmitting, the transmission will not transmit...
English Owners Manual
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...Scan List RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather Yes Yes Yes Yes Yes No Yes No Yes Fish Yes Yes Yes Yes Yes Yes Environmental Yes Yes Yes Yes Yes Yes Yes Yes Yes Busy Tel. 23 Weather Can. Marine Channels... - International Channel Frequency (MHz) Desig Transmit Receive WX0 ...NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather Can.
...Scan List RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather RX Only Weather Yes Yes Yes Yes Yes No Yes No Yes Fish Yes Yes Yes Yes Yes Yes Environmental Yes Yes Yes Yes Yes Yes Yes Yes Yes Busy Tel. 23 Weather Can. Marine Channels... - International Channel Frequency (MHz) Desig Transmit Receive WX0 ...NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather NOAA Weather Can.
English Owners Manual
Page 32
... Locked Loop system for Local Oscillator Frequency Range 156~164 MHz Sensitivity 0.35µV for 12dB SINAD Squelch Sensitivity Threshold 0.25µV Audio ±6 dB 500 to +122°F(+50°C) Antenna Flexible Whip Microphone Built-in Electret type Display Liquid Crystal Display Speaker 8Ω 1 Watt Power Source Rechargeable Ni-MH Battery Pack 7.2V 1100 mAh Size (without notice. 30 Control PLL Freq. Tol. Specifications General Channels Transmit and Receive...
... Locked Loop system for Local Oscillator Frequency Range 156~164 MHz Sensitivity 0.35µV for 12dB SINAD Squelch Sensitivity Threshold 0.25µV Audio ±6 dB 500 to +122°F(+50°C) Antenna Flexible Whip Microphone Built-in Electret type Display Liquid Crystal Display Speaker 8Ω 1 Watt Power Source Rechargeable Ni-MH Battery Pack 7.2V 1100 mAh Size (without notice. 30 Control PLL Freq. Tol. Specifications General Channels Transmit and Receive...
English Owners Manual
Page 33
Battery will transmit on the 1 watt range. The adapter does not supply enough power for transmitting. Cause: Low voltage ⇒ The radio is not designed to transmit while charging. DC or AC adapter does not supply enough power for transmitting. 31 Cause: Low voltage ⇒ Do not to transmit while charging. Will not transmit while charging. Troubleshooting Not enough range Cause: Line of sight blocked ⇒ Increase antenna height. Will not transmit on 5 watt range but will not charge. Cause: Low voltage ⇒ Recharge or replace the batteries.
Battery will transmit on the 1 watt range. The adapter does not supply enough power for transmitting. Cause: Low voltage ⇒ The radio is not designed to transmit while charging. DC or AC adapter does not supply enough power for transmitting. 31 Cause: Low voltage ⇒ Do not to transmit while charging. Will not transmit while charging. Troubleshooting Not enough range Cause: Line of sight blocked ⇒ Increase antenna height. Will not transmit on 5 watt range but will not charge. Cause: Low voltage ⇒ Recharge or replace the batteries.
English Owners Manual
Page 34
... microphone, USE ONLY THE UNIDEN MODEL HHVTA07 (black) or HHVTAW07 (white). FCC RF EXPOSURE INFORMATION WARNING! For more information about RF exposure, please visit the FCC website at www.fcc.gov. • When using the supplied belt-clip. Read this purpose may not comply with a damaged antenna. It is up to the user to insure safe operation. Please contact your authority to operate this radio...
... microphone, USE ONLY THE UNIDEN MODEL HHVTA07 (black) or HHVTAW07 (white). FCC RF EXPOSURE INFORMATION WARNING! For more information about RF exposure, please visit the FCC website at www.fcc.gov. • When using the supplied belt-clip. Read this purpose may not comply with a damaged antenna. It is up to the user to insure safe operation. Please contact your authority to operate this radio...
English Owners Manual
Page 35
... an authorized Uniden service center for this Product excluding Ni-MH battery pack to the original user shall terminate and be shipped freight prepaid by warrantor or its option, repair or replace the defective unit and return it to return it. The Product should include all parts and accessories originally packaged with only the limitations or exclusions set out below...
... an authorized Uniden service center for this Product excluding Ni-MH battery pack to the original user shall terminate and be shipped freight prepaid by warrantor or its option, repair or replace the defective unit and return it to return it. The Product should include all parts and accessories originally packaged with only the limitations or exclusions set out below...