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MHS75
VHF MARINE RADIO RADIO VHF MARITIME
OWNER’S MANUAL
GUIDE D’UTILISATION
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Making a Distress Call For future reference, write your boat’s name & call sign here: Speak slowly -- clearly -- calmly. 1. Make sure your radio is on. 2. Press the 16/9-Tri button to switch to Channel 16 (156.800 MHz). (If the corner of the display does not show 16, press the 16/9-Tri button again until it does.) 3. Press the Push to talk button and say, “MAYDAY --MAYDAY-- MAYDAY.” 4. Say, “THIS IS {name or call sign of your boat}.” 5. Say, “MAYDAY{name or call sign of your boat}.” 6. Te
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Faire un appel de détresse Pour toute référence ultérieure, transcrivez ci-dessous le nom et l’indicatif d’appel de votre bateau : Parlez lentement – clairement – calmement. 1. Vérifiez si votre radio est en marche. 2. Appuyez sur la touche 16/9-Tri afin de commuter au canal 16 (156,800 MHz). (Si le canal 16 n’apparaît pas dans le coin de l’affichage, appuyez de nouveau sur 16/9-Tri jusqu’à ce qu’il soit affiché.) 3. Appuyez sur le bouton Push to talk et dites : “MAYDAY – MAYDAY – MAYDAY”
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Table of Contents Charging the battery .................. E-13 Connecting the charger ............ E-13 Making a Distress Important notes on charging the Call ................ (inside front cover) battery .................................. E-13 Introduction ................................ E-1 Disconnecting the charger ....... E-14 Features ...................................... E-1 Attaching the belt clip ................ E-14 Getting Started ........................... E-2 Using Your Radio
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Introduction Features The MHS75 provides the following key features: • Submersible design Complies with JIS8/IPX8 water-resistant standards, which means the radio can be submerged in 1.5 meters of water for 30 minutes without damage. • Memory scan mode Lets you save channels to memory and monitor them in quick succession. • Transmitter power level select Lets you boost the transmitter power from 1 Watt to 2.5 or 5 Watts for added transmission distance. • Battery level display and l
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Getting Started What’s included MHS75 Radio Antenna DC Charger Lithium Ion Battery Belt Clip Wrist Strap If any pieces are missing or damaged, contact Uniden Customer Service (see back cover for contact information). For information on available accessories, visit www.uniden.com. Uniden MHS75 Radio Owner’s Manual E-2
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Parts of the MHS75 Squelch knob (Turn clockwise to Front view decrease channel noise.) Volume-power knob (Turn clockwise Antenna to increase volume.) LCD display WX-Alert (weather-alert) Wrist strap button anchor Push to talk button UIC-Lock button 16/9-Tri Channel up (16/9- triple button watch) button 1/5W-2.5W Scan-Dual button (scan-dual Channel down watch) button button Mem (memory) Microphone button Speaker Back view Battery Battery charging Battery Belt clip latch contacts
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Knob Turn clockwise to...: Turn counter-clockwise to...: Volume- Turn on the radio or Decrease the volume or turn off Power increase the volume. the radio. Raise the squelch level Lower the squelch level to hear Squelch to reduce channel noise. weaker signals. Button Press to... Press and hold to... Push to talk NA Transmit on a channel 1st press: Go to channel 16. 2nd press: Go to channel 9. Turn Triple Watch on and 16/9-Tri 3rd press: Go back to the off. starting channel. Save a channel in
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Reading the display The LCD display The radio is transmitting shows different Current Battery channel information status icon number depending on what you are Transmit doing. This power level (1, 2.5, or 5 This channel sample screen 88 Watts) is stored in shows some of memory. Key lock this information. is on Weather The table below Alert Watch UIC channel mode Triple shows all the The radio is on. (USA, CANada, or Watch is is in scan possible icons INTernational) on m
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How It Works The MHS75 radio has three main operation modes: normal mode, scan mode, and weather mode. Use it when you To turn it Mode What it does want to...: on/off Monitors a single marine Normal Monitor a channel or (default channel and lets you talk mode talk to another radio. mode) on that channel. Check a small group Scan Monitors all the channels Press Scan- of regularly-used mode you save into memory. Dual. channels for traffic. You want to hear the Weather Monitor the selected
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Normal mode operation • To transmit, remove the radio from the charger, then press and hold the Push to Talk button. Release the button when you are finished talking. • For the best sound quality, hold the microphone about two inches from your mouth while you’re talking. • Press the Channel Up button to move up one channel at a time. Press and hold the button to scroll quickly up the channels. • Press the Channel Down button to move down one channel at a time. Press and hold the button t
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Normal mode with Triple Watch or Dual Watch If you activate Triple Watch while operating in normal mode, the radio checks channels 16 and 9 every two seconds; with Dual Watch turned on, the radio only checks channel 16. The radio will not check channels 16 or 9 while you are actively transmitting; it waits until your transmission is finished and then checks the channels. Monitoring Channel 25 09 16 09 16 09 16 Every 2 seconds, the radio checks channels 9 & 16. Triple Watch on Normal mode w
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Scan mode operation You can save channels into memory and then use scan mode to monitor those channels from lowest to highest. If the radio detects a signal on a channel, it stays on that channel as long as the signal is received; when the signal stops, the radio continues scanning. When it detects a signal, the radio stays on the channel until you press the Resume Channel Up button or the signal stops. scan 17 08 10 11 12 13 14 15 The radio scans about 5 channels in 0.5 seconds. Using
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Scan mode with Weather Alert Watch If you activate Weather Alert Watch while in scan mode, the radio checks the most recently-used weather channel every seven seconds, then continues scanning the next channel in memory: Memory Channel Scan 08 10 11 12 13 14 15 17 20 24 25 Every 7 seconds, the radio checks the last-used weather channel, then scans the next channel. wx WX Alert Watch on Scan mode with Triple Watch or Dual Watch If you activate Triple Watch while operating in scan mode, the
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Memory Channel Scan 08 10 11 12 13 14 15 17 20 24 25 Every 2 seconds, the Every 7 seconds, the radio radio checks channels checks the last-used 9 & 16, then scans weather channel, then the next channel. scans the next channel. wx 09 16 Triple WX Alert Watch on Watch on Weather mode The NOAA weather channels now cooperate with the FCC to alert you of other hazards besides weather (child abduction alerts, nuclear, biological, etc.). In weather mode, the radio monitors one of the ten NOAA
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Weather mode with Triple Watch or Dual Watch If you activate Triple Monitoring Weather Channel WX08 Watch while operating in weather mode, the radio checks channels 09 16 09 16 09 16 16 and 9 every two Every 2 seconds, the radio checks seconds; with Dual channel 9, then channel 16 Watch turned on, the with Triple Watch on radio only checks channel 16. Setting Up the Hardware Attaching the antenna The antenna detaches from the radio for easy shipping or storage. To attach the antenna to
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2. Lower the battery until it rests flat in the compartment. 3. Bring the battery latch up and snap it into place. Charging the battery Connecting the charger Align the charger with the battery (on the rear side of the radio). Slide the radio into the charger until it clicks into place. Connect the other end of the charger to any standard 12 volt DC “cigarette lighter” style outlet. The power LED on the top of the plug should turn orange and remain lit. CAUTION: If the LED blinks, imm
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• Be careful moving the charger cord. If you have to move the cord while the radio is charging, pick up the radio first so you don’t drop it. Disconnecting the charger Squeeze in on the release tabs at the base of the charger, and slide the radio out. Attaching the belt clip To attach the belt clip: 1. Rotate the belt clip so that the finger indentation is towards the top of the radio. 2. Align the center of the clip with the anchor post. 3. Place the clip on the post and slide the cl
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Using Your Radio Changing the volume To increase the speaker volume, turn the Volume-Power knob clockwise; turn it counter-clockwise to decrease the volume. Setting the squelch level The squelch feature reduces static on the Strong signals speaker by filtering out any background Weak signals channel noise. At the lowest squelch level, the speaker plays all Noise signals, including any channel noise. Setting the squelch No Medium High level higher filters out Squelch Squelch Squelc
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Making a transmission Select the channel you want to transmit on, then press and hold the Push to Talk button. Release the Push to Talk button when you’re finished talking to let the other party respond. • To prevent stuck microphone problems or situations where the Push to Talk button is pushed accidentally, the radio limits your talk time to 5 minutes in a single transmission. • For the best sound quality, hold the microphone about two inches away from your mouth. • See the channel list
